20-F 1 sny-20201231.htm 20-F sny-20201231
FALSE2020FY0001121404P3YP3Y00P1Y1P5Y00011214042020-01-012020-12-310001121404dei:BusinessContactMember2020-01-012020-12-310001121404sny:AmericanDepositorySharesNASDAQGlobalSelectMarketMember2020-01-012020-12-310001121404sny:OrdinarySharesNASDAQGlobalSelectMarketMember2020-01-012020-12-31xbrli:shares00011214042020-12-31iso4217:EUR00011214042019-12-3100011214042018-12-3100011214042019-01-012019-12-3100011214042018-01-012018-12-31iso4217:EURxbrli:shares0001121404ifrs-full:IssuedCapitalMember2017-12-310001121404ifrs-full:AdditionalPaidinCapitalMember2017-12-310001121404ifrs-full:TreasurySharesMember2017-12-310001121404ifrs-full:RetainedEarningsMember2017-12-310001121404ifrs-full:ReserveOfSharebasedPaymentsMember2017-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMember2017-12-310001121404ifrs-full:EquityAttributableToOwnersOfParentMember2017-12-310001121404ifrs-full:NoncontrollingInterestsMember2017-12-3100011214042017-12-310001121404ifrs-full:RetainedEarningsMemberifrs-full:FinancialEffectOfChangesInAccountingPolicyMember2018-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMemberifrs-full:FinancialEffectOfChangesInAccountingPolicyMember2018-12-310001121404ifrs-full:EquityAttributableToOwnersOfParentMemberifrs-full:FinancialEffectOfChangesInAccountingPolicyMember2018-12-310001121404ifrs-full:FinancialEffectOfChangesInAccountingPolicyMember2018-12-310001121404ifrs-full:RetainedEarningsMember2018-01-012018-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMember2018-01-012018-12-310001121404ifrs-full:EquityAttributableToOwnersOfParentMember2018-01-012018-12-310001121404ifrs-full:NoncontrollingInterestsMember2018-01-012018-12-310001121404ifrs-full:TreasurySharesMember2018-01-012018-12-310001121404ifrs-full:IssuedCapitalMember2018-01-012018-12-310001121404ifrs-full:AdditionalPaidinCapitalMember2018-01-012018-12-310001121404ifrs-full:ReserveOfSharebasedPaymentsMember2018-01-012018-12-310001121404ifrs-full:IssuedCapitalMember2018-12-310001121404ifrs-full:AdditionalPaidinCapitalMember2018-12-310001121404ifrs-full:TreasurySharesMember2018-12-310001121404ifrs-full:RetainedEarningsMember2018-12-310001121404ifrs-full:ReserveOfSharebasedPaymentsMember2018-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMember2018-12-310001121404ifrs-full:EquityAttributableToOwnersOfParentMember2018-12-310001121404ifrs-full:NoncontrollingInterestsMember2018-12-310001121404ifrs-full:RetainedEarningsMember2019-01-012019-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMember2019-01-012019-12-310001121404ifrs-full:EquityAttributableToOwnersOfParentMember2019-01-012019-12-310001121404ifrs-full:NoncontrollingInterestsMember2019-01-012019-12-310001121404ifrs-full:TreasurySharesMember2019-01-012019-12-310001121404ifrs-full:IssuedCapitalMember2019-01-012019-12-310001121404ifrs-full:AdditionalPaidinCapitalMember2019-01-012019-12-310001121404ifrs-full:ReserveOfSharebasedPaymentsMember2019-01-012019-12-310001121404ifrs-full:IssuedCapitalMember2019-12-310001121404ifrs-full:AdditionalPaidinCapitalMember2019-12-310001121404ifrs-full:TreasurySharesMember2019-12-310001121404ifrs-full:RetainedEarningsMember2019-12-310001121404ifrs-full:ReserveOfSharebasedPaymentsMember2019-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMember2019-12-310001121404ifrs-full:EquityAttributableToOwnersOfParentMember2019-12-310001121404ifrs-full:NoncontrollingInterestsMember2019-12-310001121404ifrs-full:RetainedEarningsMember2020-01-012020-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMember2020-01-012020-12-310001121404ifrs-full:EquityAttributableToOwnersOfParentMember2020-01-012020-12-310001121404ifrs-full:NoncontrollingInterestsMember2020-01-012020-12-310001121404ifrs-full:TreasurySharesMember2020-01-012020-12-310001121404ifrs-full:IssuedCapitalMember2020-01-012020-12-310001121404ifrs-full:AdditionalPaidinCapitalMember2020-01-012020-12-310001121404ifrs-full:ReserveOfSharebasedPaymentsMember2020-01-012020-12-310001121404ifrs-full:IssuedCapitalMember2020-12-310001121404ifrs-full:AdditionalPaidinCapitalMember2020-12-310001121404ifrs-full:TreasurySharesMember2020-12-310001121404ifrs-full:RetainedEarningsMember2020-12-310001121404ifrs-full:ReserveOfSharebasedPaymentsMember2020-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMember2020-12-310001121404ifrs-full:EquityAttributableToOwnersOfParentMember2020-12-310001121404ifrs-full:NoncontrollingInterestsMember2020-12-310001121404sny:SeprafilmMember2020-01-012020-12-310001121404sny:PharmaceuticalsMember2020-01-012020-12-310001121404sny:ContingentConsiderationRelatingToDivestmentsMember2020-01-012020-12-310001121404sny:SecuritiesQuotedInAnActiveMarketMembersny:AlnylamPharmaceuticalsIncMember2019-01-012019-12-310001121404sny:SecuritiesQuotedInAnActiveMarketMembersny:MyokardiaIncMember2019-01-012019-12-310001121404sny:EuropeanGenericBusinessMember2018-01-012018-12-310001121404sny:RegeneronMember2020-01-012020-12-31xbrli:pure0001121404country:LB2020-12-310001121404country:AR2020-12-310001121404ifrs-full:ComputerSoftwareMemberifrs-full:BottomOfRangeMember2020-01-012020-12-310001121404ifrs-full:TopOfRangeMemberifrs-full:ComputerSoftwareMember2020-01-012020-12-310001121404ifrs-full:BuildingsMemberifrs-full:BottomOfRangeMember2020-01-012020-12-310001121404ifrs-full:BuildingsMemberifrs-full:TopOfRangeMember2020-01-012020-12-310001121404ifrs-full:FixturesAndFittingsMemberifrs-full:BottomOfRangeMember2020-01-012020-12-310001121404ifrs-full:FixturesAndFittingsMemberifrs-full:TopOfRangeMember2020-01-012020-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:BottomOfRangeMember2020-01-012020-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:TopOfRangeMember2020-01-012020-12-310001121404ifrs-full:OtherPropertyPlantAndEquipmentMemberifrs-full:BottomOfRangeMember2020-01-012020-12-310001121404ifrs-full:OtherPropertyPlantAndEquipmentMemberifrs-full:TopOfRangeMember2020-01-012020-12-310001121404ifrs-full:EliminationOfIntersegmentAmountsMember2020-01-012020-12-310001121404sny:TemporaryDifferencesSubjectToUSGlobalIntangibleLowTaxedIncomeMember2020-01-012020-12-310001121404sny:StockOptionPlansMember2020-01-012020-12-310001121404sny:RestrictedSharePlansMember2020-01-012020-12-31sny:segmentiso4217:USD0001121404sny:RegeneronPharmaceuticalsIncMembersny:AntibodiesCollaborationAgreementMember2017-01-012017-12-310001121404sny:RegeneronPharmaceuticalsIncMembersny:AntibodiesCollaborationAgreementMember2020-01-012020-12-310001121404sny:AntibodiesCollaborationAgreementMembersny:OutsideUnitedStatesMemberifrs-full:BottomOfRangeMember2020-01-012020-12-310001121404sny:AntibodiesCollaborationAgreementMembersny:OutsideUnitedStatesMemberifrs-full:TopOfRangeMember2020-01-012020-12-310001121404sny:AntibodiesCollaborationAgreementMembersny:OutsideUnitedStatesMember2019-10-012020-09-300001121404sny:RegeneronPharmaceuticalsIncMembersny:AntibodiesCollaborationAgreementMembersny:OutsideUnitedStatesMember2020-04-012020-04-010001121404sny:RegeneronPharmaceuticalsIncMembersny:ImmunoOncologyCollaborationAgreementMember2015-07-012015-07-010001121404sny:RegeneronPharmaceuticalsIncMembersny:ImmunoOncologyCollaborationAgreementMember2020-01-012020-12-310001121404sny:DevelopmentOfCemiplimabREGN2810Membersny:RegeneronPharmaceuticalsIncMembersny:AgreementAmendmentMember2015-12-310001121404sny:DevelopmentOfCemiplimabREGN2810Membersny:RegeneronPharmaceuticalsIncMember2015-01-012015-12-310001121404sny:RegeneronPharmaceuticalsIncMembersny:DevelopmentOfCemiplimabREGN2810Member2015-01-012015-12-310001121404sny:TwoThousandFourteenAmendedInvestmentAgreementMembersny:RegeneronPharmaceuticalsIncMember2014-01-012014-01-310001121404sny:RegeneronPharmaceuticalsIncMembersny:InvestmentAgreementMember2014-01-012014-01-310001121404sny:RegeneronPharmaceuticalsIncMembersny:TwoThousandEighteenLetterAgreementMember2018-01-310001121404sny:RegeneronPharmaceuticalsIncMembersny:TwoThousandEighteenLetterAgreementMember2018-01-012018-01-310001121404sny:PublicOfferingMembersny:RegeneronMember2019-01-012019-12-310001121404sny:PublicOfferingMembersny:RegeneronMember2020-05-292020-05-290001121404sny:RegeneronMember2020-05-290001121404sny:PublicOfferingMembersny:RegeneronMember2020-05-302020-12-310001121404sny:RegeneronMember2020-12-31sny:product0001121404sny:BristolMyersSquibbMember2020-01-012020-12-310001121404sny:BristolMyersSquibbMember2018-12-012018-12-310001121404sny:EntitiesAndCompaniesManagedByBristolMyersSquibbMember2020-02-280001121404sny:EntitiesAndCompaniesManagedByBristolMyersSquibbMember2020-02-282020-02-28iso4217:USDxbrli:shares0001121404sny:PrincipiaBiopharmaIncMember2020-09-280001121404sny:PrincipiaBiopharmaIncMember2020-01-012020-12-310001121404sny:SynthorxMember2020-01-230001121404sny:SynthorxMember2020-01-012020-12-310001121404sny:SynthorxMember2019-01-012019-12-310001121404sny:PublicOfferingMembersny:RegeneronMembersny:SanofiSAMember2020-05-292020-05-290001121404sny:PublicOfferingMembersny:RegeneronMember2020-05-290001121404sny:RegeneronPharmaceuticalsIncMembersny:RepurchaseFromTheCounterpartMembersny:RegeneronMember2020-05-290001121404sny:RegeneronPharmaceuticalsIncMembersny:RepurchaseFromTheCounterpartMembersny:RegeneronMember2020-05-292020-05-290001121404sny:RegeneronMember2020-05-292020-05-290001121404sny:RegeneronMembersny:TwoThousandEighteenLetterAgreementMember2020-12-310001121404ifrs-full:ReserveOfExchangeDifferencesOnTranslationMembersny:RegeneronMember2020-05-292020-05-2900011214042020-02-142020-02-140001121404sny:RegeneronPharmaceuticalsIncMember2019-01-012019-12-310001121404sny:RegeneronPharmaceuticalsIncMember2018-01-012018-12-310001121404sny:RegeneronPharmaceuticalsIncMember2019-12-310001121404sny:RegeneronPharmaceuticalsIncMember2018-12-310001121404sny:BioverativMember2018-03-080001121404sny:AblynxMember2018-05-142018-05-140001121404sny:AblynxMember2018-05-140001121404sny:EuropeanGenericsBusinessMember2018-09-302018-09-300001121404ifrs-full:DisposalGroupsClassifiedAsHeldForSaleMembersny:EuropeanGenericsBusinessMember2018-09-300001121404ifrs-full:LandMemberifrs-full:GrossCarryingAmountMember2017-12-310001121404ifrs-full:BuildingsMemberifrs-full:GrossCarryingAmountMember2017-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:GrossCarryingAmountMember2017-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:FixturesAndFittingsMember2017-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PropertyPlantAndEquipmentInProcessMember2017-12-310001121404ifrs-full:GrossCarryingAmountMember2017-12-310001121404ifrs-full:LandMemberifrs-full:GrossCarryingAmountMember2018-01-012018-12-310001121404ifrs-full:BuildingsMemberifrs-full:GrossCarryingAmountMember2018-01-012018-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:GrossCarryingAmountMember2018-01-012018-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:FixturesAndFittingsMember2018-01-012018-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PropertyPlantAndEquipmentInProcessMember2018-01-012018-12-310001121404ifrs-full:GrossCarryingAmountMember2018-01-012018-12-310001121404ifrs-full:LandMemberifrs-full:GrossCarryingAmountMember2018-12-310001121404ifrs-full:BuildingsMemberifrs-full:GrossCarryingAmountMember2018-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:GrossCarryingAmountMember2018-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:FixturesAndFittingsMember2018-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PropertyPlantAndEquipmentInProcessMember2018-12-310001121404ifrs-full:GrossCarryingAmountMember2018-12-310001121404ifrs-full:LandMemberifrs-full:GrossCarryingAmountMember2019-01-012019-12-310001121404ifrs-full:BuildingsMemberifrs-full:GrossCarryingAmountMember2019-01-012019-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:GrossCarryingAmountMember2019-01-012019-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:FixturesAndFittingsMember2019-01-012019-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PropertyPlantAndEquipmentInProcessMember2019-01-012019-12-310001121404ifrs-full:GrossCarryingAmountMember2019-01-012019-12-310001121404ifrs-full:LandMemberifrs-full:GrossCarryingAmountMember2019-12-310001121404ifrs-full:BuildingsMemberifrs-full:GrossCarryingAmountMember2019-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:GrossCarryingAmountMember2019-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:FixturesAndFittingsMember2019-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PropertyPlantAndEquipmentInProcessMember2019-12-310001121404ifrs-full:GrossCarryingAmountMember2019-12-310001121404ifrs-full:LandMemberifrs-full:GrossCarryingAmountMember2020-01-012020-12-310001121404ifrs-full:BuildingsMemberifrs-full:GrossCarryingAmountMember2020-01-012020-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:GrossCarryingAmountMember2020-01-012020-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:FixturesAndFittingsMember2020-01-012020-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PropertyPlantAndEquipmentInProcessMember2020-01-012020-12-310001121404ifrs-full:GrossCarryingAmountMember2020-01-012020-12-310001121404ifrs-full:LandMemberifrs-full:GrossCarryingAmountMember2020-12-310001121404ifrs-full:BuildingsMemberifrs-full:GrossCarryingAmountMember2020-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:GrossCarryingAmountMember2020-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:FixturesAndFittingsMember2020-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PropertyPlantAndEquipmentInProcessMember2020-12-310001121404ifrs-full:GrossCarryingAmountMember2020-12-310001121404ifrs-full:LandMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2017-12-310001121404ifrs-full:BuildingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2017-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2017-12-310001121404ifrs-full:FixturesAndFittingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2017-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMembersny:PropertyPlantAndEquipmentInProcessMember2017-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2017-12-310001121404ifrs-full:LandMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-01-012018-12-310001121404ifrs-full:BuildingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-01-012018-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-01-012018-12-310001121404ifrs-full:FixturesAndFittingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-01-012018-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMembersny:PropertyPlantAndEquipmentInProcessMember2018-01-012018-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-01-012018-12-310001121404ifrs-full:LandMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-12-310001121404ifrs-full:BuildingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-12-310001121404ifrs-full:FixturesAndFittingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMembersny:PropertyPlantAndEquipmentInProcessMember2018-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-12-310001121404ifrs-full:LandMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-01-012019-12-310001121404ifrs-full:BuildingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-01-012019-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-01-012019-12-310001121404ifrs-full:FixturesAndFittingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-01-012019-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMembersny:PropertyPlantAndEquipmentInProcessMember2019-01-012019-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-01-012019-12-310001121404ifrs-full:LandMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-12-310001121404ifrs-full:BuildingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-12-310001121404ifrs-full:FixturesAndFittingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMembersny:PropertyPlantAndEquipmentInProcessMember2019-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-12-310001121404ifrs-full:LandMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-01-012020-12-310001121404ifrs-full:BuildingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-01-012020-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-01-012020-12-310001121404ifrs-full:FixturesAndFittingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-01-012020-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMembersny:PropertyPlantAndEquipmentInProcessMember2020-01-012020-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-01-012020-12-310001121404ifrs-full:LandMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404ifrs-full:BuildingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404sny:MachineryAndEquipment1Memberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404ifrs-full:FixturesAndFittingsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMembersny:PropertyPlantAndEquipmentInProcessMember2020-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404ifrs-full:LandMember2018-12-310001121404ifrs-full:BuildingsMember2018-12-310001121404sny:MachineryAndEquipment1Member2018-12-310001121404ifrs-full:FixturesAndFittingsMember2018-12-310001121404sny:PropertyPlantAndEquipmentInProcessMember2018-12-310001121404ifrs-full:LandMember2019-12-310001121404ifrs-full:BuildingsMember2019-12-310001121404sny:MachineryAndEquipment1Member2019-12-310001121404ifrs-full:FixturesAndFittingsMember2019-12-310001121404sny:PropertyPlantAndEquipmentInProcessMember2019-12-310001121404ifrs-full:LandMember2020-12-310001121404ifrs-full:BuildingsMember2020-12-310001121404sny:MachineryAndEquipment1Member2020-12-310001121404ifrs-full:FixturesAndFittingsMember2020-12-310001121404sny:PropertyPlantAndEquipmentInProcessMember2020-12-310001121404sny:PharmaceuticalsMember2020-01-012020-12-310001121404sny:PharmaceuticalsMember2019-01-012019-12-310001121404sny:PharmaceuticalsMember2018-01-012018-12-310001121404sny:PharmaceuticalsMembersny:IndustrialFacilitiesMember2020-01-012020-12-310001121404sny:PharmaceuticalsMembersny:IndustrialFacilitiesMember2019-01-012019-12-310001121404sny:PharmaceuticalsMembersny:IndustrialFacilitiesMember2018-01-012018-12-310001121404sny:PharmaceuticalsMembersny:ResearchSitesMember2020-01-012020-12-310001121404sny:PharmaceuticalsMembersny:ResearchSitesMember2019-01-012019-12-310001121404sny:PharmaceuticalsMembersny:ResearchSitesMember2018-01-012018-12-310001121404sny:PharmaceuticalsMembersny:OtherMember2020-01-012020-12-310001121404sny:PharmaceuticalsMembersny:OtherMember2019-01-012019-12-310001121404sny:PharmaceuticalsMembersny:OtherMember2018-01-012018-12-310001121404sny:VaccinesMember2020-01-012020-12-310001121404sny:VaccinesMember2019-01-012019-12-310001121404sny:VaccinesMember2018-01-012018-12-310001121404sny:ConsumerHealthcareMember2020-01-012020-12-310001121404sny:ConsumerHealthcareMember2019-01-012019-12-310001121404sny:ConsumerHealthcareMember2018-01-012018-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:OtherPropertyPlantAndEquipmentMember2018-12-310001121404ifrs-full:AccumulatedDepreciationAndAmortisationMember2018-12-310001121404ifrs-full:AccumulatedDepreciationAndAmortisationMember2019-01-012019-12-310001121404ifrs-full:AccumulatedDepreciationAndAmortisationMember2019-12-310001121404ifrs-full:AccumulatedDepreciationAndAmortisationMember2020-01-012020-12-310001121404ifrs-full:AccumulatedDepreciationAndAmortisationMember2020-12-3100011214042019-01-010001121404sny:IFRS16Member2018-12-310001121404ifrs-full:LandAndBuildingsMember2020-12-310001121404ifrs-full:VehiclesMember2020-12-310001121404ifrs-full:GoodwillMember2017-12-310001121404ifrs-full:GoodwillMember2018-01-012018-12-310001121404ifrs-full:GoodwillMember2018-12-310001121404ifrs-full:GoodwillMember2019-01-012019-12-310001121404ifrs-full:GoodwillMember2019-12-310001121404ifrs-full:GoodwillMember2020-01-012020-12-310001121404ifrs-full:GoodwillMember2020-12-310001121404ifrs-full:GrossCarryingAmountMembersny:AcquiredRAndDMember2017-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:GrossCarryingAmountMember2017-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:ComputerSoftwareMember2017-12-310001121404ifrs-full:GrossCarryingAmountMembersny:AcquiredRAndDMember2018-01-012018-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:GrossCarryingAmountMember2018-01-012018-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:ComputerSoftwareMember2018-01-012018-12-310001121404ifrs-full:GrossCarryingAmountMembersny:AcquiredRAndDMember2018-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:GrossCarryingAmountMember2018-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:ComputerSoftwareMember2018-12-310001121404ifrs-full:GrossCarryingAmountMembersny:AcquiredRAndDMember2019-01-012019-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:GrossCarryingAmountMember2019-01-012019-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:ComputerSoftwareMember2019-01-012019-12-310001121404ifrs-full:GrossCarryingAmountMembersny:AcquiredRAndDMember2019-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:GrossCarryingAmountMember2019-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:ComputerSoftwareMember2019-12-310001121404ifrs-full:GrossCarryingAmountMembersny:AcquiredRAndDMember2020-01-012020-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:GrossCarryingAmountMember2020-01-012020-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:ComputerSoftwareMember2020-01-012020-12-310001121404ifrs-full:GrossCarryingAmountMembersny:AcquiredRAndDMember2020-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:GrossCarryingAmountMember2020-12-310001121404ifrs-full:GrossCarryingAmountMemberifrs-full:ComputerSoftwareMember2020-12-310001121404sny:AcquiredRAndDMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2017-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2017-12-310001121404ifrs-full:ComputerSoftwareMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2017-12-310001121404sny:AcquiredRAndDMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-01-012018-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-01-012018-12-310001121404ifrs-full:ComputerSoftwareMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-01-012018-12-310001121404sny:AcquiredRAndDMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-12-310001121404ifrs-full:ComputerSoftwareMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2018-12-310001121404sny:AcquiredRAndDMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-01-012019-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-01-012019-12-310001121404ifrs-full:ComputerSoftwareMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-01-012019-12-310001121404sny:AcquiredRAndDMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-12-310001121404ifrs-full:ComputerSoftwareMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2019-12-310001121404sny:AcquiredRAndDMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-01-012020-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-01-012020-12-310001121404ifrs-full:ComputerSoftwareMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-01-012020-12-310001121404sny:AcquiredRAndDMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404ifrs-full:ComputerSoftwareMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404sny:AcquiredRAndDMember2018-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMember2018-12-310001121404ifrs-full:ComputerSoftwareMember2018-12-310001121404sny:AcquiredRAndDMember2019-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMember2019-12-310001121404ifrs-full:ComputerSoftwareMember2019-12-310001121404sny:AcquiredRAndDMember2020-12-310001121404sny:MarketedProductsTrademarksAndOtherRightsMember2020-12-310001121404ifrs-full:ComputerSoftwareMember2020-12-310001121404sny:MarketedProductsMember2020-12-310001121404sny:MarketedProductsMember2019-12-310001121404sny:MarketedProductsMember2018-12-310001121404sny:MarketedProductsMember2020-01-012020-12-310001121404sny:TechnologicalPlatformsMember2020-12-310001121404sny:TechnologicalPlatformsMember2019-12-310001121404sny:TechnologicalPlatformsMember2018-12-310001121404sny:TechnologicalPlatformsMember2020-01-012020-12-310001121404sny:Trademarks1Member2020-12-310001121404sny:Trademarks1Member2019-12-310001121404sny:Trademarks1Member2018-12-310001121404sny:Trademarks1Member2020-01-012020-12-310001121404sny:PrincipalMarketedProductsGenzymeMemberifrs-full:GrossCarryingAmountMember2020-12-310001121404sny:PrincipalMarketedProductsGenzymeMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404sny:PrincipalMarketedProductsGenzymeMember2020-12-310001121404sny:PrincipalMarketedProductsGenzymeMember2020-01-012020-12-310001121404sny:PrincipalMarketedProductsGenzymeMember2019-12-310001121404sny:PrincipalMarketedProductsGenzymeMember2018-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PrincipalMarketedProductsBoehringeringelheimConsumerHealthcareMember2020-12-310001121404sny:PrincipalMarketedProductsBoehringeringelheimConsumerHealthcareMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404sny:PrincipalMarketedProductsBoehringeringelheimConsumerHealthcareMember2020-12-310001121404sny:PrincipalMarketedProductsBoehringeringelheimConsumerHealthcareMember2020-01-012020-12-310001121404sny:PrincipalMarketedProductsBoehringeringelheimConsumerHealthcareMember2019-12-310001121404sny:PrincipalMarketedProductsBoehringeringelheimConsumerHealthcareMember2018-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PrincipalMarketedProductsAventisMember2020-12-310001121404ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMembersny:PrincipalMarketedProductsAventisMember2020-12-310001121404sny:PrincipalMarketedProductsAventisMember2020-12-310001121404sny:PrincipalMarketedProductsAventisMember2020-01-012020-12-310001121404sny:PrincipalMarketedProductsAventisMember2019-12-310001121404sny:PrincipalMarketedProductsAventisMember2018-12-310001121404sny:PrincipalMarketedProductsChattemMemberifrs-full:GrossCarryingAmountMember2020-12-310001121404sny:PrincipalMarketedProductsChattemMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404sny:PrincipalMarketedProductsChattemMember2020-12-310001121404sny:PrincipalMarketedProductsChattemMember2020-01-012020-12-310001121404sny:PrincipalMarketedProductsChattemMember2019-12-310001121404sny:PrincipalMarketedProductsChattemMember2018-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PrincipalMarketedProductsProteinSciencesMember2020-12-310001121404sny:PrincipalMarketedProductsProteinSciencesMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404sny:PrincipalMarketedProductsProteinSciencesMember2020-12-310001121404sny:PrincipalMarketedProductsProteinSciencesMember2020-01-012020-12-310001121404sny:PrincipalMarketedProductsProteinSciencesMember2019-12-310001121404sny:PrincipalMarketedProductsProteinSciencesMember2018-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PrincipalMarketedProductsAblynxMember2020-12-310001121404sny:PrincipalMarketedProductsAblynxMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404sny:PrincipalMarketedProductsAblynxMember2020-12-310001121404sny:PrincipalMarketedProductsAblynxMember2020-01-012020-12-310001121404sny:PrincipalMarketedProductsAblynxMember2019-12-310001121404sny:PrincipalMarketedProductsAblynxMember2018-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PrincipalMarketedProductsBioverativMember2020-12-310001121404sny:PrincipalMarketedProductsBioverativMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404sny:PrincipalMarketedProductsBioverativMember2020-12-310001121404sny:PrincipalMarketedProductsBioverativMember2020-01-012020-12-310001121404sny:PrincipalMarketedProductsBioverativMember2019-12-310001121404sny:PrincipalMarketedProductsBioverativMember2018-12-310001121404ifrs-full:GrossCarryingAmountMembersny:PrincipalMarketedProductsMember2020-12-310001121404sny:PrincipalMarketedProductsMemberifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember2020-12-310001121404sny:PrincipalMarketedProductsMember2020-12-310001121404sny:PrincipalMarketedProductsMember2019-12-310001121404sny:PrincipalMarketedProductsMember2018-12-310001121404ifrs-full:BottomOfRangeMember2020-01-012020-12-310001121404ifrs-full:TopOfRangeMember2020-01-012020-12-310001121404sny:AcquiredInProcessRAndDMembersny:IntangibleAssetsExcludingSoftwareMember2020-12-310001121404sny:ImmunooncologyProductLibtayoMembersny:AcquiredInProcessRAndDMember2018-12-310001121404sny:AmortizationOfComputerSoftwareAndOtherRightsOfAnIndustrialOrOperationalNatureMember2020-01-012020-12-310001121404sny:AmortizationOfComputerSoftwareAndOtherRightsOfAnIndustrialOrOperationalNatureMember2019-01-012019-12-310001121404sny:AmortizationOfComputerSoftwareAndOtherRightsOfAnIndustrialOrOperationalNatureMember2018-01-012018-12-310001121404sny:PharmaceuticalsMember2020-12-310001121404sny:ConsumerHealthcareMember2020-12-310001121404sny:VaccinesMember2020-12-310001121404sny:PharmaceuticalsSegmentMemberifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesMembersny:CashGeneratingUnitsMember2020-01-012020-12-310001121404sny:ConsumerHealthcareMemberifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesMembersny:CashGeneratingUnitsMember2020-01-012020-12-310001121404sny:VaccinesMemberifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesMembersny:CashGeneratingUnitsMember2020-01-012020-12-310001121404ifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesMembersny:CashGeneratingUnitsMember2020-01-012020-12-310001121404ifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesMember2020-01-012020-12-310001121404ifrs-full:GoodwillMembersny:VaccinesMember2020-12-310001121404ifrs-full:GoodwillMembersny:PharmaceuticalsSegmentMember2020-12-310001121404sny:ConsumerHealthcareMemberifrs-full:GoodwillMember2020-12-310001121404ifrs-full:OtherIntangibleAssetsMember2020-01-012020-12-310001121404ifrs-full:OtherIntangibleAssetsMember2019-01-012019-12-310001121404ifrs-full:OtherIntangibleAssetsMember2018-01-012018-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:MarketedProductsMember2020-01-012020-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:MarketedProductsMember2019-01-012019-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:MarketedProductsMember2018-01-012018-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:PharmaceuticalsSegmentMembersny:MarketedProductsMember2020-01-012020-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:PharmaceuticalsSegmentMembersny:MarketedProductsMember2019-01-012019-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:PharmaceuticalsSegmentMembersny:MarketedProductsMember2018-01-012018-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:VaccinesSegmentMembersny:MarketedProductsMember2020-01-012020-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:VaccinesSegmentMembersny:MarketedProductsMember2019-01-012019-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:VaccinesSegmentMembersny:MarketedProductsMember2018-01-012018-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:ConsumerHealthcareSegmentMembersny:MarketedProductsMember2020-01-012020-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:ConsumerHealthcareSegmentMembersny:MarketedProductsMember2019-01-012019-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:ConsumerHealthcareSegmentMembersny:MarketedProductsMember2018-01-012018-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:ResearchAndDevelopmentMember2020-01-012020-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:ResearchAndDevelopmentMember2019-01-012019-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:ResearchAndDevelopmentMember2018-01-012018-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:OtherSegmentsMember2020-01-012020-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:OtherSegmentsMember2019-01-012019-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:OtherSegmentsMember2018-01-012018-12-310001121404sny:EloctateMemberifrs-full:OtherIntangibleAssetsMember2019-01-012019-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:MarketedProductLemtradaMember2019-01-012019-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:MarketedProductLemtradaMembercountry:US2018-01-012018-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:ZantacMember2019-01-012019-12-310001121404ifrs-full:OtherIntangibleAssetsMembersny:SotaglifozinMember2019-01-012019-12-310001121404sny:RegeneronPharmaceuticalsIncMember2020-01-012020-12-310001121404sny:RegeneronPharmaceuticalsIncMember2020-12-310001121404sny:RegeneronPharmaceuticalsIncMember2019-12-310001121404sny:RegeneronPharmaceuticalsIncMember2018-12-310001121404sny:OnduoLLCMember2020-01-012020-12-310001121404sny:OnduoLLCMember2020-12-310001121404sny:OnduoLLCMember2019-12-310001121404sny:OnduoLLCMember2018-12-310001121404sny:InfraservGmbhAndCoHochstKGMember2020-01-012020-12-310001121404sny:InfraservGmbhAndCoHochstKGMember2020-12-310001121404sny:InfraservGmbhAndCoHochstKGMember2019-12-310001121404sny:InfraservGmbhAndCoHochstKGMember2018-12-310001121404sny:EntitiesAndCompaniesManagedByBristolMyersSquibbMember2020-01-012020-12-310001121404sny:EntitiesAndCompaniesManagedByBristolMyersSquibbMember2020-12-310001121404sny:EntitiesAndCompaniesManagedByBristolMyersSquibbMember2019-12-310001121404sny:EntitiesAndCompaniesManagedByBristolMyersSquibbMember2018-12-310001121404ifrs-full:AggregatedIndividuallyImmaterialAssociatesMember2020-01-012020-12-310001121404ifrs-full:AggregatedIndividuallyImmaterialAssociatesMember2020-12-310001121404ifrs-full:AggregatedIndividuallyImmaterialAssociatesMember2019-12-310001121404ifrs-full:AggregatedIndividuallyImmaterialAssociatesMember2018-12-310001121404sny:OnduoLLCMember2019-12-310001121404sny:OnduoLLCMember2020-12-310001121404ifrs-full:JointVenturesMember2020-01-012020-12-310001121404ifrs-full:AssociatesMember2020-01-012020-12-310001121404ifrs-full:JointVenturesMember2019-01-012019-12-310001121404ifrs-full:AssociatesMember2019-01-012019-12-310001121404ifrs-full:JointVenturesMember2018-01-012018-12-310001121404ifrs-full:AssociatesMember2018-01-012018-12-310001121404sny:AssociatesAndJointVenturesMember2020-01-012020-12-310001121404sny:AssociatesAndJointVenturesMember2019-01-012019-12-310001121404sny:AssociatesAndJointVenturesMember2018-01-012018-12-310001121404sny:AssociatesAndJointVenturesMember2020-12-310001121404sny:AssociatesAndJointVenturesMember2019-12-310001121404sny:AssociatesAndJointVenturesMember2018-12-310001121404sny:RegeneronMember2019-01-012019-12-310001121404sny:RegeneronMember2018-01-012018-12-310001121404sny:RegeneronMember2019-12-310001121404sny:RegeneronMember2018-12-310001121404sny:RegeneronMember2019-12-310001121404sny:RegeneronMember2018-12-310001121404ifrs-full:TradingEquitySecuritiesMember2020-12-310001121404ifrs-full:TradingEquitySecuritiesMember2019-12-310001121404ifrs-full:TradingEquitySecuritiesMember2018-12-310001121404ifrs-full:DebtSecuritiesMember2020-12-310001121404ifrs-full:DebtSecuritiesMember2019-12-310001121404ifrs-full:DebtSecuritiesMember2018-12-310001121404sny:TranslateBioMember2020-12-310001121404ifrs-full:TradingEquitySecuritiesMemberifrs-full:AssociatesMember2020-12-310001121404sny:AlnylamPharmaceuticalsIncMember2019-05-022019-05-020001121404sny:SecuritiesQuotedInAnActiveMarketMembersny:AlnylamPharmaceuticalsIncMember2019-05-022019-05-020001121404sny:SecuritiesQuotedInAnActiveMarketMembersny:AlnylamPharmaceuticalsIncMember2018-12-310001121404sny:SecuritiesQuotedInAnActiveMarketMembersny:MyokardiaIncMember2019-01-012019-06-300001121404sny:SecuritiesQuotedInAnActiveMarketMembersny:MyokardiaIncMember2018-12-310001121404sny:OnduoLLCMember2019-11-112019-11-110001121404sny:UnquotedEquityInvestmentsMember2020-12-310001121404sny:UnquotedEquityInvestmentsMember2019-12-310001121404sny:QuotedEuroDenominatedSeniorBondsMember2020-12-310001121404sny:UnquotedEquityInvestmentsMembersny:QuotedEuroDenominatedSeniorBondsMember2020-12-310001121404sny:SeniorBondMember2019-12-310001121404sny:SeniorBondMember2018-12-310001121404sny:ReductionOfTenPercentBasisPointInMarketInterestRateMember2020-01-012020-12-310001121404sny:QuotedDebtInstrumentsMember2020-01-012020-12-310001121404sny:QuotedEquitySecuritiesMember2020-01-012020-12-310001121404sny:QuotedEquitySecuritiesMember2019-01-012019-12-310001121404sny:QuotedEquitySecuritiesMember2018-01-012018-12-310001121404sny:FairValueOfSpmsdContingentConsiderationMember2020-12-310001121404sny:SPMSDContingentConsiderationAssetMember2020-12-310001121404sny:FairValueOfSpmsdContingentConsiderationMembersny:NonCurrentAssetMember2020-12-310001121404sny:SPMSDContingentConsiderationAssetMember2019-12-310001121404sny:FairValueOfSpmsdContingentConsiderationMembersny:NonCurrentAssetMember2019-12-310001121404sny:SPMSDContingentConsiderationAssetMember2018-12-310001121404sny:FinancialAssetsHeldToFundDeferredCompensationPlanMember2020-12-310001121404sny:FinancialAssetsHeldToFundDeferredCompensationPlanMember2019-12-310001121404sny:FinancialAssetsHeldToFundDeferredCompensationPlanMember2018-12-310001121404sny:UnquotedDebtSecuritiesMember2020-12-310001121404sny:UnquotedDebtSecuritiesMember2019-12-310001121404sny:UnquotedDebtSecuritiesMember2018-12-310001121404sny:WriteDownMember2020-12-310001121404sny:WriteDownMember2019-12-310001121404sny:WriteDownMember2018-12-310001121404ifrs-full:AllowanceForCreditLossesMember2020-12-310001121404ifrs-full:AllowanceForCreditLossesMember2019-12-310001121404ifrs-full:AllowanceForCreditLossesMember2018-12-310001121404ifrs-full:NotLaterThanOneMonthMember2020-12-310001121404ifrs-full:LaterThanOneMonthAndNotLaterThanThreeMonthsMember2020-12-310001121404sny:LaterThanThreeMonthAndNotLaterThanSixMonthsMember2020-12-310001121404sny:LaterThanSixMonthAndNotLaterThanTwelveMonthsMember2020-12-310001121404ifrs-full:LaterThanOneYearMember2020-12-310001121404ifrs-full:NotLaterThanOneMonthMember2019-12-310001121404ifrs-full:LaterThanOneMonthAndNotLaterThanThreeMonthsMember2019-12-310001121404sny:LaterThanThreeMonthAndNotLaterThanSixMonthsMember2019-12-310001121404sny:LaterThanSixMonthAndNotLaterThanTwelveMonthsMember2019-12-310001121404ifrs-full:LaterThanOneYearMember2019-12-310001121404ifrs-full:NotLaterThanOneMonthMember2018-12-310001121404ifrs-full:LaterThanOneMonthAndNotLaterThanThreeMonthsMember2018-12-310001121404sny:LaterThanThreeMonthAndNotLaterThanSixMonthsMember2018-12-310001121404sny:LaterThanSixMonthAndNotLaterThanTwelveMonthsMember2018-12-310001121404ifrs-full:LaterThanOneYearMember2018-12-310001121404srt:EuropeMember2020-12-310001121404sny:QuotedEquityInvestmentsMemberifrs-full:Level1OfFairValueHierarchyMember2020-12-310001121404sny:QuotedEquityInvestmentsMemberifrs-full:Level2OfFairValueHierarchyMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:QuotedEquityInvestmentsMember2020-12-310001121404sny:QuotedEquityInvestmentsMemberifrs-full:Level1OfFairValueHierarchyMember2019-12-310001121404sny:QuotedEquityInvestmentsMemberifrs-full:Level2OfFairValueHierarchyMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:QuotedEquityInvestmentsMember2019-12-310001121404sny:QuotedEquityInvestmentsMemberifrs-full:Level1OfFairValueHierarchyMember2018-12-310001121404sny:QuotedEquityInvestmentsMemberifrs-full:Level2OfFairValueHierarchyMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:QuotedEquityInvestmentsMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:UnquotedEquityInvestmentsMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:UnquotedEquityInvestmentsMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:UnquotedEquityInvestmentsMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:UnquotedEquityInvestmentsMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:UnquotedEquityInvestmentsMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:UnquotedEquityInvestmentsMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:UnquotedEquityInvestmentsMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:UnquotedEquityInvestmentsMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:UnquotedEquityInvestmentsMember2018-12-310001121404sny:QuotedDebtSecuritiesMemberifrs-full:Level1OfFairValueHierarchyMember2020-12-310001121404sny:QuotedDebtSecuritiesMemberifrs-full:Level2OfFairValueHierarchyMember2020-12-310001121404sny:QuotedDebtSecuritiesMemberifrs-full:Level3OfFairValueHierarchyMember2020-12-310001121404sny:QuotedDebtSecuritiesMemberifrs-full:Level1OfFairValueHierarchyMember2019-12-310001121404sny:QuotedDebtSecuritiesMemberifrs-full:Level2OfFairValueHierarchyMember2019-12-310001121404sny:QuotedDebtSecuritiesMemberifrs-full:Level3OfFairValueHierarchyMember2019-12-310001121404sny:QuotedDebtSecuritiesMemberifrs-full:Level1OfFairValueHierarchyMember2018-12-310001121404sny:QuotedDebtSecuritiesMemberifrs-full:Level2OfFairValueHierarchyMember2018-12-310001121404sny:QuotedDebtSecuritiesMemberifrs-full:Level3OfFairValueHierarchyMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:UnquotedDebtSecuritiesMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:UnquotedDebtSecuritiesMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:UnquotedDebtSecuritiesMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:UnquotedDebtSecuritiesMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:UnquotedDebtSecuritiesMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:UnquotedDebtSecuritiesMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:UnquotedDebtSecuritiesMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:UnquotedDebtSecuritiesMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:UnquotedDebtSecuritiesMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:ContingentConsiderationRelatingToDivestmentsMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:ContingentConsiderationRelatingToDivestmentsMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:ContingentConsiderationRelatingToDivestmentsMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:ContingentConsiderationRelatingToDivestmentsMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:ContingentConsiderationRelatingToDivestmentsMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:ContingentConsiderationRelatingToDivestmentsMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:ContingentConsiderationRelatingToDivestmentsMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:ContingentConsiderationRelatingToDivestmentsMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:ContingentConsiderationRelatingToDivestmentsMember2018-12-310001121404sny:FinancialAssetsHeldToMeetObligationsUnderDeferredCompensationPlansMemberifrs-full:Level1OfFairValueHierarchyMember2020-12-310001121404sny:FinancialAssetsHeldToMeetObligationsUnderDeferredCompensationPlansMemberifrs-full:Level2OfFairValueHierarchyMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:FinancialAssetsHeldToMeetObligationsUnderDeferredCompensationPlansMember2020-12-310001121404sny:FinancialAssetsHeldToMeetObligationsUnderDeferredCompensationPlansMemberifrs-full:Level1OfFairValueHierarchyMember2019-12-310001121404sny:FinancialAssetsHeldToMeetObligationsUnderDeferredCompensationPlansMemberifrs-full:Level2OfFairValueHierarchyMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:FinancialAssetsHeldToMeetObligationsUnderDeferredCompensationPlansMember2019-12-310001121404sny:FinancialAssetsHeldToMeetObligationsUnderDeferredCompensationPlansMemberifrs-full:Level1OfFairValueHierarchyMember2018-12-310001121404sny:FinancialAssetsHeldToMeetObligationsUnderDeferredCompensationPlansMemberifrs-full:Level2OfFairValueHierarchyMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:FinancialAssetsHeldToMeetObligationsUnderDeferredCompensationPlansMember2018-12-310001121404sny:NonCurrentDerivativesMemberifrs-full:Level1OfFairValueHierarchyMember2020-12-310001121404sny:NonCurrentDerivativesMemberifrs-full:Level2OfFairValueHierarchyMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2020-12-310001121404sny:NonCurrentDerivativesMemberifrs-full:Level1OfFairValueHierarchyMember2019-12-310001121404sny:NonCurrentDerivativesMemberifrs-full:Level2OfFairValueHierarchyMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2019-12-310001121404sny:NonCurrentDerivativesMemberifrs-full:Level1OfFairValueHierarchyMember2018-12-310001121404sny:NonCurrentDerivativesMemberifrs-full:Level2OfFairValueHierarchyMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:CurrentDerivativesMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:CurrentDerivativesMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:CurrentDerivativesMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:CurrentDerivativesMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:CurrentDerivativesMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:CurrentDerivativesMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:CurrentDerivativesMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:CurrentDerivativesMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:CurrentDerivativesMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:MutualFundInvestmentsMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:MutualFundInvestmentsMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:MutualFundInvestmentsMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:MutualFundInvestmentsMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:MutualFundInvestmentsMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:MutualFundInvestmentsMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:MutualFundInvestmentsMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:MutualFundInvestmentsMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:MutualFundInvestmentsMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2018-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMemberifrs-full:Level1OfFairValueHierarchyMember2020-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMemberifrs-full:Level2OfFairValueHierarchyMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMember2020-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMemberifrs-full:Level1OfFairValueHierarchyMember2019-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMemberifrs-full:Level2OfFairValueHierarchyMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMember2019-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMemberifrs-full:Level1OfFairValueHierarchyMember2018-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMemberifrs-full:Level2OfFairValueHierarchyMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:OtherContingentConsiderationArisingFromBusinessCombinationsMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:OtherContingentConsiderationArisingFromBusinessCombinationsMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:OtherContingentConsiderationArisingFromBusinessCombinationsMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:OtherContingentConsiderationArisingFromBusinessCombinationsMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:OtherContingentConsiderationArisingFromBusinessCombinationsMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:OtherContingentConsiderationArisingFromBusinessCombinationsMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:OtherContingentConsiderationArisingFromBusinessCombinationsMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:OtherContingentConsiderationArisingFromBusinessCombinationsMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:OtherContingentConsiderationArisingFromBusinessCombinationsMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:LiabilitiesRelatedToNonControllingInterestsMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:LiabilitiesRelatedToNonControllingInterestsMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:LiabilitiesRelatedToNonControllingInterestsMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:LiabilitiesRelatedToNonControllingInterestsMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:LiabilitiesRelatedToNonControllingInterestsMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:LiabilitiesRelatedToNonControllingInterestsMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:LiabilitiesRelatedToNonControllingInterestsMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:LiabilitiesRelatedToNonControllingInterestsMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:LiabilitiesRelatedToNonControllingInterestsMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:NonCurrentDerivativesMember2018-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:CurrentDerivativesMember2020-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:CurrentDerivativesMember2020-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:CurrentDerivativesMember2020-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:CurrentDerivativesMember2019-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:CurrentDerivativesMember2019-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:CurrentDerivativesMember2019-12-310001121404ifrs-full:Level1OfFairValueHierarchyMembersny:CurrentDerivativesMember2018-12-310001121404ifrs-full:Level2OfFairValueHierarchyMembersny:CurrentDerivativesMember2018-12-310001121404ifrs-full:Level3OfFairValueHierarchyMembersny:CurrentDerivativesMember2018-12-310001121404sny:SanofiPasteurMSDMembersny:ContingentConsiderationRelatingToDivestmentsMember2020-12-310001121404sny:SanofiPasteurMSDMembersny:OtherContingentConsiderationArisingFromBusinessCombinationsMember2020-12-310001121404sny:ConsolidationAdjustmentsIntragroupMarginInInventoryMember2020-12-310001121404sny:ConsolidationAdjustmentsIntragroupMarginInInventoryMember2019-12-310001121404sny:ConsolidationAdjustmentsIntragroupMarginInInventoryMember2018-12-310001121404sny:ProvisionForPensionsAndOtherEmployeeBenefitsMember2020-12-310001121404sny:ProvisionForPensionsAndOtherEmployeeBenefitsMember2019-12-310001121404sny:ProvisionForPensionsAndOtherEmployeeBenefitsMember2018-12-310001121404sny:RemeasurementOfOtherAcquiredIntangibleAssetsMember2020-12-310001121404sny:RemeasurementOfOtherAcquiredIntangibleAssetsMember2019-12-310001121404sny:RemeasurementOfOtherAcquiredIntangibleAssetsMember2018-12-310001121404sny:RecognitionOfAcquiredPropertyPlantAndEquipmentAtFairValueMember2020-12-310001121404sny:RecognitionOfAcquiredPropertyPlantAndEquipmentAtFairValueMember2019-12-310001121404sny:RecognitionOfAcquiredPropertyPlantAndEquipmentAtFairValueMember2018-12-310001121404sny:EquityInterestsInSubsidiariesAndInvestmentsInOtherEntitiesMember2020-12-310001121404sny:EquityInterestsInSubsidiariesAndInvestmentsInOtherEntitiesMember2019-12-310001121404sny:EquityInterestsInSubsidiariesAndInvestmentsInOtherEntitiesMember2018-12-310001121404ifrs-full:UnusedTaxLossesMember2020-12-310001121404ifrs-full:UnusedTaxLossesMember2019-12-310001121404ifrs-full:UnusedTaxLossesMember2018-12-310001121404sny:StockOptionsAndShareBasedPaymentsMember2020-12-310001121404sny:StockOptionsAndShareBasedPaymentsMember2019-12-310001121404sny:StockOptionsAndShareBasedPaymentsMember2018-12-310001121404sny:AccruedExpensesAndProvisionsDeductibleAtTimeOfPaymentsMember2020-12-310001121404sny:AccruedExpensesAndProvisionsDeductibleAtTimeOfPaymentsMember2019-12-310001121404sny:AccruedExpensesAndProvisionsDeductibleAtTimeOfPaymentsMember2018-12-310001121404ifrs-full:OtherTemporaryDifferencesMember2020-12-310001121404ifrs-full:OtherTemporaryDifferencesMember2019-12-310001121404ifrs-full:OtherTemporaryDifferencesMember2018-12-310001121404sny:BioverativMembersny:RemeasurementOfOtherAcquiredIntangibleAssetsMember2020-12-310001121404sny:PrincipiaBiopharmaIncMembersny:RemeasurementOfOtherAcquiredIntangibleAssetsMember2020-12-310001121404sny:GenzymeMembersny:RemeasurementOfOtherAcquiredIntangibleAssetsMember2020-12-310001121404sny:RemeasurementOfOtherAcquiredIntangibleAssetsMembersny:SynthorxMember2020-12-310001121404sny:DeferredTaxRelatingToRestructuringProvisionsMember2020-12-310001121404sny:DeferredTaxRelatingToRestructuringProvisionsMember2019-12-310001121404sny:DeferredTaxRelatingToRestructuringProvisionsMember2018-12-310001121404ifrs-full:NotLaterThanOneYearMember2020-01-012020-12-310001121404ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanFiveYearsMember2020-01-012020-12-310001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2017-12-310001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2018-01-012018-12-310001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2018-04-262018-04-260001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2018-07-272018-07-270001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2018-12-182018-12-180001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2018-12-310001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2019-01-012019-12-310001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2019-12-310001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2020-01-012020-12-310001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2020-07-282020-07-280001121404sny:SanofiMemberifrs-full:IssuedCapitalMember2020-12-310001121404sny:PerformanceSharePlanOneMembersny:RestrictedSharePlan2020Member2020-01-012020-12-310001121404sny:RestrictedSharePlan2020Membersny:PerformanceSharePlanTwoMember2020-01-012020-12-310001121404sny:RestrictedSharePlan2019Member2019-01-012019-12-310001121404sny:RestrictedSharePlan2018Membersny:PerformanceSharePlanOneMember2018-01-012018-12-310001121404sny:RestrictedSharePlan2018Membersny:PerformanceSharePlanTwoMember2018-01-012018-12-310001121404sny:PerformanceSharePlanOneMembersny:RestrictedSharePlan2020Membersny:WithoutMarketConditionMember2020-01-012020-12-310001121404sny:RestrictedSharePlan2020Membersny:PerformanceSharePlanTwoMembersny:WithoutMarketConditionMember2020-01-012020-12-310001121404sny:WithMarketConditionMembersny:PerformanceSharePlanOneMembersny:RestrictedSharePlan2020Member2020-01-012020-12-310001121404sny:WithMarketConditionMembersny:RestrictedSharePlan2020Membersny:PerformanceSharePlanTwoMember2020-01-012020-12-310001121404sny:RestrictedSharesMember2020-01-012020-12-310001121404sny:RestrictedSharesMember2019-01-012019-12-310001121404sny:RestrictedSharesMember2018-01-012018-12-310001121404sny:RestrictedSharesMember2020-12-310001121404sny:RestrictedSharesMember2019-12-310001121404sny:RestrictedSharesMember2018-12-310001121404sny:RestrictedSharePlan2020Member2020-12-310001121404sny:RestrictedSharePlan2020Member2019-12-310001121404sny:RestrictedSharePlan2020Member2018-12-310001121404sny:RestrictedSharePlan2019Member2020-12-310001121404sny:RestrictedSharePlan2019Member2019-12-310001121404sny:RestrictedSharePlan2019Member2018-12-310001121404sny:RestrictedSharePlan2018Member2020-12-310001121404sny:RestrictedSharePlan2018Member2019-12-310001121404sny:RestrictedSharePlan2018Member2018-12-310001121404sny:RestrictedSharePlan2017Member2020-12-310001121404sny:RestrictedSharePlan2017Member2019-12-310001121404sny:RestrictedSharePlan2017Member2018-12-310001121404sny:RestrictedSharePlan2016Member2020-12-310001121404sny:RestrictedSharePlan2016Member2019-12-310001121404sny:RestrictedSharePlan2016Member2018-12-310001121404sny:RestrictedSharePlan2015Member2020-12-310001121404sny:RestrictedSharePlan2015Member2019-12-310001121404sny:RestrictedSharePlan2015Member2018-12-310001121404sny:EmployeesShareOwnershipPlanMember2020-02-050001121404sny:EmployeesShareOwnershipPlanMember2018-03-060001121404sny:EmployeesShareOwnershipPlanMember2020-01-012020-12-310001121404sny:EmployeesShareOwnershipPlanMember2018-01-012018-12-310001121404sny:May22018Member2018-01-012018-12-310001121404sny:April302019Member2019-01-012019-12-310001121404sny:MayTenTwoThousandSeventeenMember2017-01-012017-12-310001121404sny:April282020Member2020-01-012020-12-310001121404sny:ShareRepurchase2020ProgramMember2020-01-012020-12-310001121404sny:ShareRepurchase2020ProgramMember2020-12-310001121404sny:ShareRepurchase2019ProgramMember2020-01-012020-12-310001121404sny:ShareRepurchase2019ProgramMember2020-12-310001121404sny:ShareRepurchase2018ProgramMember2019-01-012019-12-310001121404sny:ShareRepurchase2018ProgramMember2019-12-310001121404sny:ShareRepurchase2018ProgramMember2018-01-012018-12-310001121404sny:ShareRepurchase2018ProgramMember2018-12-310001121404sny:ShareRepurchase2017ProgramMember2018-01-012018-12-310001121404sny:ShareRepurchase2017ProgramMember2018-12-310001121404ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember2020-12-310001121404ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember2019-12-310001121404ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember2018-12-310001121404sny:ItemsNotSubsequentlyReclassifiableToProfitOrLossMemberifrs-full:AccumulatedOtherComprehensiveIncomeMember2020-01-012020-12-310001121404sny:ItemsNotSubsequentlyReclassifiableToProfitOrLossMemberifrs-full:AccumulatedOtherComprehensiveIncomeMember2019-01-012019-12-310001121404sny:ItemsNotSubsequentlyReclassifiableToProfitOrLossMemberifrs-full:AccumulatedOtherComprehensiveIncomeMember2018-01-012018-12-310001121404sny:EquityInstrumentsIncludedInFinancialAssetsMembersny:ItemsNotSubsequentlyReclassifiableToProfitOrLossMemberifrs-full:AccumulatedOtherComprehensiveIncomeMember2020-01-012020-12-310001121404sny:EquityInstrumentsIncludedInFinancialAssetsMembersny:ItemsNotSubsequentlyReclassifiableToProfitOrLossMemberifrs-full:AccumulatedOtherComprehensiveIncomeMember2019-01-012019-12-310001121404sny:EquityInstrumentsIncludedInFinancialAssetsMembersny:ItemsNotSubsequentlyReclassifiableToProfitOrLossMemberifrs-full:AccumulatedOtherComprehensiveIncomeMember2018-01-012018-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMembersny:DebtInstrumentsMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2020-01-012020-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMembersny:DebtInstrumentsMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2019-01-012019-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMembersny:DebtInstrumentsMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2018-01-012018-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2020-01-012020-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2019-01-012019-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2018-01-012018-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMembersny:RegeneronMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2020-01-012020-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMembersny:RegeneronMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2019-01-012019-12-310001121404ifrs-full:AccumulatedOtherComprehensiveIncomeMembersny:RegeneronMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2018-01-012018-12-310001121404sny:DebtInstrumentsMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2020-01-012020-12-310001121404sny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2020-01-012020-12-310001121404sny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2019-01-012019-12-310001121404sny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2018-01-012018-12-3100011214042019-04-302019-04-3000011214042018-05-022018-05-020001121404sny:StockSubscriptionOptionPlanOneMember2010-03-012010-03-010001121404sny:StockSubscriptionOptionPlanOneMember2020-01-012020-12-310001121404sny:StockSubscriptionOptionPlanOneMember2020-12-310001121404sny:StockSubscriptionOptionPlanTwoMember2011-03-092011-03-090001121404sny:StockSubscriptionOptionPlanTwoMember2020-01-012020-12-310001121404sny:StockSubscriptionOptionPlanTwoMember2020-12-310001121404sny:StockSubscriptionOptionPlanThreeMember2012-03-052012-03-050001121404sny:StockSubscriptionOptionPlanThreeMember2020-01-012020-12-310001121404sny:StockSubscriptionOptionPlanThreeMember2020-12-310001121404sny:StockSubscriptionOptionPlanFourMember2013-03-052013-03-050001121404sny:StockSubscriptionOptionPlanFourMember2020-01-012020-12-310001121404sny:StockSubscriptionOptionPlanFourMember2020-12-310001121404sny:StockSubscriptionOptionPlanFiveMember2014-03-052014-03-050001121404sny:StockSubscriptionOptionPlanFiveMember2020-01-012020-12-310001121404sny:StockSubscriptionOptionPlanFiveMember2020-12-310001121404sny:StockSubscriptionOptionPlanSixMember2015-06-242015-06-240001121404sny:StockSubscriptionOptionPlanSixMember2020-01-012020-12-310001121404sny:StockSubscriptionOptionPlanSixMember2020-12-310001121404sny:StockSubscriptionOptionPlanSevenMember2015-05-052016-05-040001121404sny:StockSubscriptionOptionPlanSevenMember2020-01-012020-12-310001121404sny:StockSubscriptionOptionPlanSevenMember2020-12-310001121404sny:StockSubscriptionOptionPlanEightMember2017-05-102017-05-100001121404sny:StockSubscriptionOptionPlanEightMember2020-01-012020-12-310001121404sny:StockSubscriptionOptionPlanEightMember2020-12-310001121404sny:StockSubscriptionOptionPlanNineMember2018-05-022018-05-020001121404sny:StockSubscriptionOptionPlanNineMember2020-01-012020-12-310001121404sny:StockSubscriptionOptionPlanNineMember2020-12-310001121404sny:StockSubscriptionOptionPlanTenMember2019-04-302019-04-300001121404sny:StockSubscriptionOptionPlanTenMember2020-01-012020-12-310001121404sny:StockSubscriptionOptionPlanTenMember2020-12-310001121404sny:StockSubscriptionOptionPlanMember2020-12-310001121404sny:StockSubscriptionOptionPlanMember2020-01-012020-12-310001121404sny:TotalStockOptionPlansMember2017-12-310001121404sny:TotalStockOptionPlansMember2017-01-012017-12-310001121404sny:TotalStockOptionPlansMember2018-01-012018-12-310001121404sny:TotalStockOptionPlansMember2018-12-310001121404sny:TotalStockOptionPlansMember2019-01-012019-12-310001121404sny:TotalStockOptionPlansMember2019-12-310001121404sny:TotalStockOptionPlansMember2020-01-012020-12-310001121404sny:TotalStockOptionPlansMember2020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeOneMemberifrs-full:BottomOfRangeMember2020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeOneMemberifrs-full:TopOfRangeMember2020-12-310001121404sny:ExercisePriceRangeOneMembersny:StockOptionPlanMember2020-12-310001121404sny:ExercisePriceRangeOneMembersny:StockOptionPlanMember2020-01-012020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeTwoMemberifrs-full:BottomOfRangeMember2020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeTwoMemberifrs-full:TopOfRangeMember2020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeTwoMember2020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeTwoMember2020-01-012020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeThreeMemberifrs-full:BottomOfRangeMember2020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeThreeMemberifrs-full:TopOfRangeMember2020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeThreeMember2020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeThreeMember2020-01-012020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeFourMemberifrs-full:BottomOfRangeMember2020-12-310001121404sny:StockOptionPlanMemberifrs-full:TopOfRangeMembersny:ExercisePriceRangeFourMember2020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeFourMember2020-12-310001121404sny:StockOptionPlanMembersny:ExercisePriceRangeFourMember2020-01-012020-12-310001121404sny:StockOptionPlanMember2020-12-310001121404sny:DebtInstrumentsMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2019-01-012019-12-310001121404sny:DebtInstrumentsMembersny:ItemsSubsequentlyReclassifiableToProfitOrLossMember2018-01-012018-12-310001121404sny:AmortizedCostMember2020-12-310001121404sny:AdjustmentToDebtMeasuredAtFairValueMember2020-12-310001121404sny:ValueOnRedemptionMember2019-12-310001121404sny:ValueOnRedemptionMember2018-12-310001121404sny:ValueOnRedemptionMember2020-12-310001121404ifrs-full:LongtermBorrowingsMember2019-12-310001121404ifrs-full:LongtermBorrowingsMember2020-01-012020-12-310001121404ifrs-full:LongtermBorrowingsMember2020-12-310001121404sny:ShortTermDebtAndCurrentPortionOfLongTermDebtMember2019-12-310001121404sny:ShortTermDebtAndCurrentPortionOfLongTermDebtMember2020-01-012020-12-310001121404sny:ShortTermDebtAndCurrentPortionOfLongTermDebtMember2020-12-310001121404sny:IncreaseDecreaseInterestRateAndCurrencyDerivativesUsedToManageDebtMember2019-12-310001121404sny:IncreaseDecreaseInterestRateAndCurrencyDerivativesUsedToManageDebtMember2020-01-012020-12-310001121404sny:IncreaseDecreaseInterestRateAndCurrencyDerivativesUsedToManageDebtMember2020-12-310001121404sny:March202015BillionBondMember2020-03-31sny:tranche0001121404sny:March202015BillionBondMember2020-03-012020-03-310001121404sny:SevenHundredAndFiftyMillionOfFixedRateBondsMaturingAprilTwoThousandTwentyFiveMember2020-03-310001121404sny:SevenHundredAndFiftyMillionOfFixedRateBondsMaturingAprilTwoThousandThirtyMember2020-03-310001121404sny:April2020500MillionTapIssueMember2020-04-012020-04-3000011214042020-04-300001121404sny:TwoHundredAndFiftyMillionOfFixedRateBondsMaturingAprilTwoThousandTwentyFiveMember2020-04-300001121404sny:TwoHundredAndFiftyMillionOfFixedRateBondsMaturingAprilTwoThousandThirtyMember2020-04-30sny:bond0001121404sny:OneBillionBondsMaturingJanuaryTwoThousandTwentyMember2016-09-300001121404sny:FiveHundredMillionBondsMaturingMarchTwoThousandTwentyMember2018-03-310001121404sny:OneBillionBondsMaturingMarchTwoThousandTwentyMember2018-03-310001121404sny:OneBillionBondsMaturingSeptemberTwoThousandTwentyMember2013-09-300001121404sny:FiveHundredMillionBondsMaturingJuneTwoThousandTwentyMember2010-06-30sny:credit_facility0001121404sny:SanofiSustainabilityLinkedCreditFacilitiesMember2020-12-08sny:extension0001121404sny:SyndicatedCreditFacilityOneMember2020-12-080001121404sny:SyndicatedCreditFacilityOneMember2020-12-082020-12-080001121404sny:SyndicatedCreditFacilityTwoMember2020-12-080001121404sny:SyndicatedCreditFacilityTwoMember2020-12-082020-12-08sny:performance_indicator0001121404sny:SanofiSustainabilityLinkedCreditFacilitiesMember2020-12-310001121404sny:SanofiSustainabilityLinkedCreditFacilitiesMember2020-12-312020-12-310001121404sny:ValueOnRedemptionMembersny:NoncurrentLiabilitiesMember2020-12-310001121404sny:ValueOnRedemptionMembersny:CurrentLiabilitiesMember2020-12-310001121404sny:ValueOnRedemptionMembersny:NoncurrentLiabilitiesMember2019-12-310001121404sny:ValueOnRedemptionMembersny:CurrentLiabilitiesMember2019-12-310001121404sny:ValueOnRedemptionMembersny:NoncurrentLiabilitiesMember2018-12-310001121404sny:ValueOnRedemptionMembersny:CurrentLiabilitiesMember2018-12-310001121404sny:ValueOnRedemptionMembersny:NonCurrentAssetsMember2020-12-310001121404sny:ValueOnRedemptionMembersny:CurrentAssetsMember2020-12-310001121404sny:ValueOnRedemptionMembersny:NonCurrentAssetsMember2019-12-310001121404sny:ValueOnRedemptionMembersny:CurrentAssetsMember2019-12-310001121404sny:ValueOnRedemptionMembersny:NonCurrentAssetsMember2018-12-310001121404sny:ValueOnRedemptionMembersny:CurrentAssetsMember2018-12-310001121404sny:SanofiEuroMediumTermNotesMembersny:November2013Emtnisinfr0011625433Member2013-11-300001121404sny:September2014EMTNISINFR0012146777Membersny:SanofiEuroMediumTermNotesMember2014-09-300001121404sny:September2014EMTNISINFR0012146801Membersny:SanofiEuroMediumTermNotesMember2014-09-300001121404sny:September2015EMTNISINFR0012969020Membersny:SanofiEuroMediumTermNotesMember2015-09-300001121404sny:September2015EMTNISINFR0012969038Membersny:SanofiEuroMediumTermNotesMember2015-09-300001121404sny:April2016emtnisinfr0013143997Membersny:SanofiEuroMediumTermNotesMember2016-04-300001121404sny:April2016emtnisinfr00113144003Membersny:SanofiEuroMediumTermNotesMember2016-04-300001121404sny:September2016EMTNISINFR0013201621Membersny:SanofiEuroMediumTermNotesMember2016-09-300001121404sny:September2016EMTNISINFR0013201639Membersny:SanofiEuroMediumTermNotesMember2016-09-300001121404sny:March2020EMTNISINFR0013505104Membersny:SanofiEuroMediumTermNotesMember2020-03-310001121404sny:March2020EMTNISINFR0013505112Membersny:SanofiEuroMediumTermNotesMember2020-03-310001121404sny:March2018EmtnIsinFr0013324332Membersny:SanofiEuroMediumTermNotesMember2018-03-310001121404sny:March2018EmtnIsinFr0013324340Membersny:SanofiEuroMediumTermNotesMember2018-03-310001121404sny:SanofiEuroMediumTermNotesMembersny:March2018EmtnIsinFr0013324357Member2018-03-310001121404sny:March2018EmtnIsinFr0013324373Membersny:SanofiEuroMediumTermNotesMember2018-03-310001121404sny:March2019EMTNISINFR0013409836Membersny:SanofiEuroMediumTermNotesMember2019-03-310001121404sny:March2019EMTNISINFR0013409844Membersny:SanofiEuroMediumTermNotesMember2019-03-310001121404sny:SanofiEuroMediumTermNotesMembersny:March2019EMTNISINFR0013409851Member2019-03-310001121404sny:March2011SNFISINUS80105NAG07Membersny:ShelfRegistrationStatementProgramMember2011-03-310001121404sny:June2018SNFISINUS801060AC87Membersny:ShelfRegistrationStatementProgramMember2018-06-300001121404sny:ShelfRegistrationStatementProgramMembersny:June2018SNFISINUS801060AD60Member2018-06-300001121404sny:ParticipatingSharesMembersny:SanofiEuroMediumTermNotesMember2020-12-310001121404sny:SyndicatedCreditFacilityOneMembersny:SanofiEuroMediumTermNotesMember2020-12-310001121404sny:SyndicatedCreditFacilityOneMembersny:SanofiEuroMediumTermNotesMember2020-12-312020-12-310001121404sny:SyndicatedCreditFacilityTwoMembersny:SanofiEuroMediumTermNotesMember2020-12-310001121404sny:SyndicatedCreditFacilityTwoMembersny:SanofiEuroMediumTermNotesMember2020-12-312020-12-310001121404sny:CommercialPaperProgramInFranceMembersny:SanofiEuroMediumTermNotesMember2020-12-310001121404sny:CommercialPaperProgramInUSAMembersny:SanofiEuroMediumTermNotesMember2020-12-310001121404sny:ValueOnRedemptionMemberifrs-full:NotLaterThanOneYearMember2020-12-310001121404sny:ValueOnRedemptionMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:ValueOnRedemptionMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:ValueOnRedemptionMember2020-12-310001121404sny:ValueOnRedemptionMemberifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember2020-12-310001121404sny:ValueOnRedemptionMemberifrs-full:LaterThanFiveYearsMember2020-12-310001121404sny:ValueOnRedemptionMemberifrs-full:NotLaterThanOneYearMember2019-12-310001121404sny:ValueOnRedemptionMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2019-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:ValueOnRedemptionMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:ValueOnRedemptionMember2019-12-310001121404sny:ValueOnRedemptionMemberifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember2019-12-310001121404sny:ValueOnRedemptionMemberifrs-full:LaterThanFiveYearsMember2019-12-310001121404sny:ValueOnRedemptionMemberifrs-full:NotLaterThanOneYearMember2018-12-310001121404sny:ValueOnRedemptionMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2018-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:ValueOnRedemptionMember2018-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:ValueOnRedemptionMember2018-12-310001121404sny:ValueOnRedemptionMemberifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember2018-12-310001121404sny:ValueOnRedemptionMemberifrs-full:LaterThanFiveYearsMember2018-12-310001121404sny:MainUndrawnConfirmedGeneralPurposeCreditFacilitiesMembersny:SanofiEuroMediumTermNotesMember2020-12-31sny:counterparty0001121404sny:MainUndrawnConfirmedGeneralPurposeCreditFacilitiesMembersny:SanofiEuroMediumTermNotesMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMemberifrs-full:NotLaterThanOneYearMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberifrs-full:FixedInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberifrs-full:FixedInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMemberifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMemberifrs-full:LaterThanFiveYearsMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMembercurrency:EUR2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMembercurrency:USD2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404ifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:NotLaterThanOneYearMemberifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanFiveYearsMemberifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMembercurrency:EUR2020-01-012020-12-310001121404ifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMembercurrency:USD2020-01-012020-12-310001121404ifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404sny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404sny:ValueOnRedemptionBeforeDerivativeInstrumentsMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:NotLaterThanOneYearMemberifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404ifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMembercurrency:EUR2020-12-310001121404ifrs-full:FloatingInterestRateMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMembercurrency:USD2020-12-310001121404sny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404sny:ValueOnRedemptionBeforeDerivativeInstrumentsMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-31sny:currency0001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMemberifrs-full:NotLaterThanOneYearMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberifrs-full:FixedInterestRateMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberifrs-full:FixedInterestRateMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMemberifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMemberifrs-full:LaterThanFiveYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMembercurrency:EUR2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMembercurrency:USD2020-01-012020-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2020-01-012020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2020-01-012020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2020-01-012020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2020-01-012020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2020-01-012020-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2020-01-012020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMembercurrency:EUR2020-01-012020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMembercurrency:USD2020-01-012020-12-310001121404currency:JPYsny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2020-01-012020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-01-012020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMembercurrency:EUR2020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMembercurrency:USD2020-12-310001121404currency:SGDsny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2019-12-310001121404ifrs-full:FixedInterestRateMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2018-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2019-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMemberifrs-full:FloatingInterestRateMember2018-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMember2019-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMember2018-12-310001121404sny:WeightedAverageInterestRateBeforeDerivativeInstrumentsMembersny:SanofiEuroMediumTermNotesMember2020-12-310001121404sny:SanofiEuroMediumTermNotesMembersny:WeightedAverageInterestRateAfterDerivativeInstrumentsMember2020-12-310001121404sny:PlusHundredBasisPointsMembersny:ChangeInEuroAndUSDollarShortTermInterestRatesMember2020-01-012020-12-310001121404sny:PlusTwentyFiveBasisPointsMembersny:ChangeInEuroAndUSDollarShortTermInterestRatesMember2020-01-012020-12-310001121404sny:MinusTwentyFiveBasisPointsMembersny:ChangeInEuroAndUSDollarShortTermInterestRatesMember2020-01-012020-12-310001121404sny:MinusHundredBasisPointsMembersny:ChangeInEuroAndUSDollarShortTermInterestRatesMember2020-01-012020-12-310001121404sny:ValueOnRedemptionBeforeDerivativeInstrumentsMembercurrency:EUR2020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMembercurrency:EUR2020-12-310001121404sny:ValueOnRedemptionBeforeDerivativeInstrumentsMembercurrency:USD2020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMembercurrency:USD2020-12-310001121404currency:SGDsny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404currency:SGDsny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404currency:JPYsny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404currency:JPYsny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404currency:CNYsny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404currency:CNYsny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404sny:OtherCurrencyMembersny:ValueOnRedemptionBeforeDerivativeInstrumentsMember2020-12-310001121404sny:OtherCurrencyMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2020-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMembercurrency:EUR2019-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMembercurrency:EUR2018-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMembercurrency:USD2019-12-310001121404sny:ValueOnRedemptionAfterDerivativeInstrumentsMembercurrency:USD2018-12-310001121404sny:OtherCurrencyMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2019-12-310001121404sny:OtherCurrencyMembersny:ValueOnRedemptionAfterDerivativeInstrumentsMember2018-12-310001121404sny:AtMarketValueMember2020-12-310001121404sny:AtMarketValueMember2019-12-310001121404sny:AtMarketValueMember2018-12-310001121404sny:ValueOnRedemptionMember2020-01-012020-12-310001121404sny:ValueOnRedemptionMember2019-01-012019-12-310001121404sny:ValueOnRedemptionMember2018-01-012018-12-310001121404ifrs-full:NotLaterThanOneYearMember2020-12-310001121404ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember2020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember2020-12-310001121404ifrs-full:LaterThanFiveYearsMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMember2019-12-310001121404ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2019-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember2019-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember2019-12-310001121404ifrs-full:LaterThanFiveYearsMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMember2018-12-310001121404ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2018-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember2018-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember2018-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember2018-12-310001121404ifrs-full:LaterThanFiveYearsMember2018-12-310001121404ifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMember2020-12-310001121404ifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMember2019-12-310001121404sny:LiabilitiesRelatingToNonControllingInterestMember2017-12-310001121404sny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2017-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMember2017-12-310001121404sny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2017-12-310001121404sny:OtherLiabilities1Member2017-12-310001121404sny:LiabilitiesRelatingToNonControllingInterestMember2018-01-012018-12-310001121404sny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2018-01-012018-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMember2018-01-012018-12-310001121404sny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2018-01-012018-12-310001121404sny:OtherLiabilities1Member2018-01-012018-12-310001121404sny:LiabilitiesRelatingToNonControllingInterestMember2018-12-310001121404sny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2018-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMember2018-12-310001121404sny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2018-12-310001121404sny:OtherLiabilities1Member2018-12-310001121404sny:LiabilitiesRelatingToNonControllingInterestMember2019-01-012019-12-310001121404sny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2019-01-012019-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMember2019-01-012019-12-310001121404sny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2019-01-012019-12-310001121404sny:OtherLiabilities1Member2019-01-012019-12-310001121404sny:LiabilitiesRelatingToNonControllingInterestMember2019-12-310001121404sny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2019-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMember2019-12-310001121404sny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2019-12-310001121404sny:OtherLiabilities1Member2019-12-310001121404sny:LiabilitiesRelatingToNonControllingInterestMember2020-01-012020-12-310001121404sny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2020-01-012020-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMember2020-01-012020-12-310001121404sny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2020-01-012020-12-310001121404sny:OtherLiabilities1Member2020-01-012020-12-310001121404sny:LiabilitiesRelatingToNonControllingInterestMember2020-12-310001121404sny:CVRsIssuedInConnectionWithTheAcquisitionOfGenzymeMember2020-12-310001121404sny:BayerContingentPurchaseConsiderationArisingFromTheAcquisitionOfGenzymeMember2020-12-310001121404sny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2020-12-310001121404sny:OtherLiabilities1Member2020-12-3100011214042019-10-300001121404sny:TrueNorthTherapeuticsMember2018-12-310001121404sny:BioverativEmployeesMember2018-12-310001121404sny:TrueNorthTherapeuticsMember2020-12-310001121404sny:TrueNorthTherapeuticsMember2019-12-310001121404ifrs-full:TopOfRangeMembersny:BayerScheringPharmaAGMember2020-01-012020-12-310001121404sny:BayerScheringPharmaAGMember2020-01-012020-12-310001121404sny:BayerScheringPharmaAGMember2020-12-310001121404sny:BayerScheringPharmaAGMember2019-12-310001121404sny:BayerScheringPharmaAGMember2018-12-310001121404sny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2020-12-310001121404sny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2019-12-310001121404sny:MSDContingentConsiderationEuropeanVaccinesBusinessMember2018-12-310001121404sny:ProvisionsForPensionsAndOtherPostemploymentBenefitsMember2017-12-310001121404sny:ProvisionsForOtherLongTermBenefitsMember2017-12-310001121404sny:NonCurrentRestructuringProvisionMember2017-12-310001121404ifrs-full:MiscellaneousOtherProvisionsMember2017-12-310001121404sny:ProvisionsForPensionsAndOtherPostemploymentBenefitsMember2018-01-012018-12-310001121404sny:ProvisionsForOtherLongTermBenefitsMember2018-01-012018-12-310001121404sny:NonCurrentRestructuringProvisionMember2018-01-012018-12-310001121404ifrs-full:MiscellaneousOtherProvisionsMember2018-01-012018-12-310001121404sny:ProvisionsForPensionsAndOtherPostemploymentBenefitsMember2018-12-310001121404sny:ProvisionsForOtherLongTermBenefitsMember2018-12-310001121404sny:NonCurrentRestructuringProvisionMember2018-12-310001121404ifrs-full:MiscellaneousOtherProvisionsMember2018-12-310001121404sny:ProvisionsForPensionsAndOtherPostemploymentBenefitsMember2019-01-012019-12-310001121404sny:ProvisionsForOtherLongTermBenefitsMember2019-01-012019-12-310001121404sny:NonCurrentRestructuringProvisionMember2019-01-012019-12-310001121404ifrs-full:MiscellaneousOtherProvisionsMember2019-01-012019-12-310001121404sny:ProvisionsForPensionsAndOtherPostemploymentBenefitsMember2019-12-310001121404sny:ProvisionsForOtherLongTermBenefitsMember2019-12-310001121404sny:NonCurrentRestructuringProvisionMember2019-12-310001121404ifrs-full:MiscellaneousOtherProvisionsMember2019-12-310001121404sny:ProvisionsForPensionsAndOtherPostemploymentBenefitsMember2020-01-012020-12-310001121404sny:ProvisionsForOtherLongTermBenefitsMember2020-01-012020-12-310001121404sny:NonCurrentRestructuringProvisionMember2020-01-012020-12-310001121404ifrs-full:MiscellaneousOtherProvisionsMember2020-01-012020-12-310001121404sny:ProvisionsForPensionsAndOtherPostemploymentBenefitsMember2020-12-310001121404sny:ProvisionsForOtherLongTermBenefitsMember2020-12-310001121404sny:NonCurrentRestructuringProvisionMember2020-12-310001121404ifrs-full:MiscellaneousOtherProvisionsMember2020-12-31sny:Country0001121404sny:LumpSumRetirementBenefitPlansMembercountry:FR2020-12-310001121404country:FRsny:DefinedBenefitPensionPlansMember2020-12-310001121404country:DEsny:TopUpDefinedBenefitPensionPlanMember2020-12-310001121404country:DEsny:SanofiaventisPlusPensionPlanMember2020-01-012020-12-310001121404country:DEifrs-full:MultiemployerDefinedBenefitPlansMember2020-12-310001121404country:DEifrs-full:MultiemployerDefinedBenefitPlansMember2019-12-310001121404country:DEifrs-full:MultiemployerDefinedBenefitPlansMember2018-12-31sny:plan0001121404country:US2020-01-012020-12-310001121404country:USsny:QualifiedDefinedBenefitPensionPlansMembersny:DefinedBenefitPensionPlansMember2020-12-310001121404sny:NonQualifiedDefinedBenefitPensionPlansMembercountry:USsny:DefinedBenefitPensionPlansMember2020-12-310001121404country:USsny:HealthcareCoverAndLifeInsuranceMember2020-12-310001121404ifrs-full:PlanAssetsMembercountry:USsny:HealthcareCoverAndLifeInsuranceMember2020-12-310001121404country:GBifrs-full:BottomOfRangeMember2020-01-012020-12-310001121404country:GBifrs-full:TopOfRangeMember2020-01-012020-12-31sny:age0001121404country:GB2020-01-012020-12-310001121404country:GBsny:DefinedBenefitPensionPlansMember2020-12-310001121404country:FRifrs-full:BottomOfRangeMember2020-12-310001121404country:FRifrs-full:TopOfRangeMember2020-12-310001121404country:DEifrs-full:BottomOfRangeMember2020-12-310001121404country:DEifrs-full:TopOfRangeMember2020-12-310001121404country:US2020-12-310001121404country:GB2020-12-310001121404country:FRifrs-full:BottomOfRangeMember2019-12-310001121404country:FRifrs-full:TopOfRangeMember2019-12-310001121404country:DEifrs-full:BottomOfRangeMember2019-12-310001121404country:DEifrs-full:TopOfRangeMember2019-12-310001121404country:US2019-12-310001121404country:GB2019-12-310001121404country:FRifrs-full:BottomOfRangeMember2018-12-310001121404country:FRifrs-full:TopOfRangeMember2018-12-310001121404country:DEifrs-full:BottomOfRangeMember2018-12-310001121404country:DEifrs-full:TopOfRangeMember2018-12-310001121404country:US2018-12-310001121404country:GB2018-12-310001121404country:FR2020-12-310001121404country:DE2020-12-310001121404country:FR2019-12-310001121404country:DE2019-12-310001121404country:FR2018-12-310001121404country:DE2018-12-310001121404country:USifrs-full:BottomOfRangeMember2020-12-310001121404country:USifrs-full:TopOfRangeMember2020-12-310001121404country:FR2020-01-012020-12-310001121404country:DE2020-01-012020-12-310001121404country:FR2019-01-012019-12-310001121404country:DE2019-01-012019-12-310001121404country:US2019-01-012019-12-310001121404country:GB2019-01-012019-12-310001121404country:FR2018-01-012018-12-310001121404country:DE2018-01-012018-12-310001121404country:US2018-01-012018-12-310001121404country:GB2018-01-012018-12-310001121404sny:MinimumPlan2Member2020-01-012020-12-310001121404sny:MaximumPlan2Member2020-01-012020-12-310001121404ifrs-full:ActuarialAssumptionOfDiscountRatesMember2020-12-310001121404ifrs-full:ActuarialAssumptionOfDiscountRatesMembercountry:FR2020-12-310001121404ifrs-full:ActuarialAssumptionOfDiscountRatesMembercountry:DE2020-12-310001121404country:USifrs-full:ActuarialAssumptionOfDiscountRatesMember2020-12-310001121404country:GBifrs-full:ActuarialAssumptionOfDiscountRatesMember2020-12-310001121404ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflationMember2020-12-310001121404ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflationMembercountry:FR2020-12-310001121404ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflationMembercountry:DE2020-12-310001121404country:USifrs-full:ActuarialAssumptionOfExpectedRatesOfInflationMember2020-12-310001121404country:GBifrs-full:ActuarialAssumptionOfExpectedRatesOfInflationMember2020-12-310001121404ifrs-full:ActuarialAssumptionOfExpectedRatesOfPensionIncreasesMember2020-12-310001121404ifrs-full:ActuarialAssumptionOfExpectedRatesOfPensionIncreasesMembercountry:FR2020-12-310001121404ifrs-full:ActuarialAssumptionOfExpectedRatesOfPensionIncreasesMembercountry:DE2020-12-310001121404ifrs-full:ActuarialAssumptionOfExpectedRatesOfPensionIncreasesMembercountry:US2020-12-310001121404country:GBifrs-full:ActuarialAssumptionOfExpectedRatesOfPensionIncreasesMember2020-12-310001121404ifrs-full:ActuarialAssumptionOfMedicalCostTrendRatesMember2020-12-310001121404ifrs-full:ActuarialAssumptionOfMedicalCostTrendRatesMembercountry:FR2020-12-310001121404ifrs-full:ActuarialAssumptionOfMedicalCostTrendRatesMembercountry:DE2020-12-310001121404ifrs-full:ActuarialAssumptionOfMedicalCostTrendRatesMembercountry:US2020-12-310001121404ifrs-full:ActuarialAssumptionOfMedicalCostTrendRatesMembercountry:GB2020-12-310001121404country:FRsny:ActuarialAssumptionOfMortalityTableMember2020-12-310001121404country:DEsny:ActuarialAssumptionOfMortalityTableMember2020-12-310001121404country:USsny:ActuarialAssumptionOfMortalityTableMember2020-12-310001121404country:GBsny:ActuarialAssumptionOfMortalityTableMember2020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2017-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2020-01-012020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2019-01-012019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2018-01-012018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2020-12-310001121404ifrs-full:PlanAssetsMembersny:PensionsAndOtherPostEmploymentBenefitsMember2019-12-310001121404ifrs-full:PlanAssetsMembersny:PensionsAndOtherPostEmploymentBenefitsMember2018-12-310001121404ifrs-full:PlanAssetsMembersny:PensionsAndOtherPostEmploymentBenefitsMember2017-12-310001121404ifrs-full:PlanAssetsMembersny:PensionsAndOtherPostEmploymentBenefitsMember2020-01-012020-12-310001121404ifrs-full:PlanAssetsMembersny:PensionsAndOtherPostEmploymentBenefitsMember2019-01-012019-12-310001121404ifrs-full:PlanAssetsMembersny:PensionsAndOtherPostEmploymentBenefitsMember2018-01-012018-12-310001121404ifrs-full:PlanAssetsMembersny:PensionsAndOtherPostEmploymentBenefitsMember2020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMember2020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMember2019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMember2018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:EffectOfAssetCeilingMember2020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:EffectOfAssetCeilingMember2019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:EffectOfAssetCeilingMember2018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembersny:ProvisionsForPensionsAndOtherPostemploymentBenefitsMember2020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembersny:ProvisionsForPensionsAndOtherPostemploymentBenefitsMember2019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembersny:ProvisionsForPensionsAndOtherPostemploymentBenefitsMember2018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMember2020-01-012020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMember2019-01-012019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMember2018-01-012018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:FR2020-12-310001121404country:DEsny:PensionsAndOtherPostEmploymentBenefitsMember2020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:US2020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:GB2020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembersny:OtherCountriesMember2020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:FR2019-12-310001121404country:DEsny:PensionsAndOtherPostEmploymentBenefitsMember2019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:US2019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:GB2019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembersny:OtherCountriesMember2019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:FR2018-12-310001121404country:DEsny:PensionsAndOtherPostEmploymentBenefitsMember2018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:US2018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:GB2018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembersny:OtherCountriesMember2018-12-310001121404sny:CashAndCashEquivalentsMember2020-12-310001121404sny:CashAndCashEquivalentsMember2019-12-310001121404sny:CashAndCashEquivalentsMember2018-12-310001121404sny:EquityInstrumentsMember2020-12-310001121404sny:EquityInstrumentsMember2019-12-310001121404sny:EquityInstrumentsMember2018-12-310001121404sny:BondsAndSimilarInstrumentsMember2020-12-310001121404sny:BondsAndSimilarInstrumentsMember2019-12-310001121404sny:BondsAndSimilarInstrumentsMember2018-12-310001121404sny:RealEstate1Member2020-12-310001121404sny:RealEstate1Member2019-12-310001121404sny:RealEstate1Member2018-12-310001121404sny:CommoditiesMember2020-12-310001121404sny:CommoditiesMember2019-12-310001121404sny:CommoditiesMember2018-12-310001121404ifrs-full:OtherAssetsMember2020-12-310001121404ifrs-full:OtherAssetsMember2019-12-310001121404ifrs-full:OtherAssetsMember2018-12-310001121404sny:HedgeFunds1Member2020-12-310001121404sny:HedgeFunds1Member2019-12-310001121404sny:HedgeFunds1Member2018-12-310001121404sny:InsurancePoliciesMember2020-12-310001121404sny:InsurancePoliciesMember2019-12-310001121404sny:InsurancePoliciesMember2018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:FR2020-01-012020-12-310001121404country:DEsny:PensionsAndOtherPostEmploymentBenefitsMember2020-01-012020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:US2020-01-012020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:GB2020-01-012020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembersny:OtherCountriesMember2020-01-012020-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:FR2019-01-012019-12-310001121404country:DEsny:PensionsAndOtherPostEmploymentBenefitsMember2019-01-012019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:US2019-01-012019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:GB2019-01-012019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembersny:OtherCountriesMember2019-01-012019-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:FR2018-01-012018-12-310001121404country:DEsny:PensionsAndOtherPostEmploymentBenefitsMember2018-01-012018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:US2018-01-012018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembercountry:GB2018-01-012018-12-310001121404sny:PensionsAndOtherPostEmploymentBenefitsMembersny:OtherCountriesMember2018-01-012018-12-310001121404ifrs-full:WhollyOrPartlyFundedDefinedBenefitPlansMembersny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2020-12-310001121404ifrs-full:WhollyOrPartlyFundedDefinedBenefitPlansMembersny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2019-12-310001121404ifrs-full:WhollyOrPartlyFundedDefinedBenefitPlansMembersny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2018-12-310001121404ifrs-full:WhollyUnfundedDefinedBenefitPlansMembersny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2020-12-310001121404ifrs-full:WhollyUnfundedDefinedBenefitPlansMembersny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2019-12-310001121404ifrs-full:WhollyUnfundedDefinedBenefitPlansMembersny:PensionsAndOtherPostEmploymentBenefitsMemberifrs-full:PresentValueOfDefinedBenefitObligationMember2018-12-310001121404ifrs-full:NotLaterThanOneYearMembercountry:FR2020-01-012020-12-310001121404country:DEifrs-full:NotLaterThanOneYearMember2020-01-012020-12-310001121404ifrs-full:NotLaterThanOneYearMembercountry:US2020-01-012020-12-310001121404ifrs-full:NotLaterThanOneYearMembercountry:GB2020-01-012020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:OtherCountriesMember2020-01-012020-12-310001121404ifrs-full:NotLaterThanOneYearMembercountry:FR2020-12-310001121404country:DEifrs-full:NotLaterThanOneYearMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembercountry:US2020-12-310001121404ifrs-full:NotLaterThanOneYearMembercountry:GB2020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:OtherCountriesMember2020-12-310001121404country:FRifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404country:DEifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404country:USifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404country:GBifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404sny:OtherCountriesMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembercountry:FR2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembercountry:DE2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembercountry:US2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembercountry:GB2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:OtherCountriesMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembercountry:FR2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembercountry:DE2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembercountry:US2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembercountry:GB2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:OtherCountriesMember2020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembercountry:FR2020-12-310001121404country:DEifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember2020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembercountry:US2020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembercountry:GB2020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:OtherCountriesMember2020-12-310001121404ifrs-full:LaterThanFiveYearsMembercountry:FR2020-12-310001121404country:DEifrs-full:LaterThanFiveYearsMember2020-12-310001121404ifrs-full:LaterThanFiveYearsMembercountry:US2020-12-310001121404ifrs-full:LaterThanFiveYearsMembercountry:GB2020-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:OtherCountriesMember2020-12-310001121404ifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember2020-01-012020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMember2020-01-012020-12-310001121404ifrs-full:RestructuringProvisionMember2019-12-310001121404ifrs-full:RestructuringProvisionMember2018-12-310001121404ifrs-full:RestructuringProvisionMember2017-12-310001121404ifrs-full:RestructuringProvisionMember2020-01-012020-12-310001121404ifrs-full:RestructuringProvisionMember2019-01-012019-12-310001121404ifrs-full:RestructuringProvisionMember2018-01-012018-12-310001121404ifrs-full:RestructuringProvisionMember2020-12-3100011214042020-12-312020-12-3100011214042019-12-312019-12-3100011214042018-12-312018-12-310001121404country:FRifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMembercountry:FR2020-12-310001121404sny:OtherCountriesMember2020-12-310001121404sny:OtherCountriesMemberifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMembersny:OtherCountriesMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembercountry:FR2019-12-310001121404country:FRifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMembercountry:FR2019-12-310001121404ifrs-full:LaterThanFiveYearsMembercountry:FR2019-12-310001121404sny:OtherCountriesMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:OtherCountriesMember2019-12-310001121404sny:OtherCountriesMemberifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMembersny:OtherCountriesMember2019-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:OtherCountriesMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMembercountry:FR2018-12-310001121404country:FRifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember2018-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMembercountry:FR2018-12-310001121404ifrs-full:LaterThanFiveYearsMembercountry:FR2018-12-310001121404sny:OtherCountriesMember2018-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:OtherCountriesMember2018-12-310001121404sny:OtherCountriesMemberifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember2018-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMembersny:OtherCountriesMember2018-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:OtherCountriesMember2018-12-310001121404ifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember2018-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMember2018-12-310001121404sny:EvotecMember2020-12-310001121404sny:EvotecMember2019-12-310001121404country:FRsny:EvotecMember2019-12-310001121404country:FRsny:EvotecMember2018-12-310001121404ifrs-full:OtherEnvironmentRelatedProvisionMember2020-01-012020-12-310001121404sny:UncertaintiesOverIncomeTaxTreatmentsMember2020-12-310001121404sny:UncertaintiesOverIncomeTaxTreatmentsMember2019-12-310001121404sny:UncertaintiesOverIncomeTaxTreatmentsMember2018-12-310001121404sny:ActuarialAssumptionOfMortalityTableMember2020-01-012020-12-310001121404sny:CurrencyDerivativesMember2020-12-310001121404sny:CurrencyDerivativesMember2019-12-310001121404sny:CurrencyDerivativesMember2018-12-310001121404sny:CurrencyDerivativesOperatingMember2020-12-310001121404sny:CurrencyDerivativesOperatingMember2019-12-310001121404sny:CurrencyDerivativesOperatingMember2018-12-310001121404sny:CurrencyDerivativesFinancialMember2020-12-310001121404sny:CurrencyDerivativesFinancialMember2019-12-310001121404sny:CurrencyDerivativesFinancialMember2018-12-310001121404sny:InterestRateDerivativesMember2020-12-310001121404sny:InterestRateDerivativesMember2019-12-310001121404sny:InterestRateDerivativesMember2018-12-310001121404sny:EquityDerivativesMember2020-12-310001121404sny:EquityDerivativesMember2019-12-310001121404sny:EquityDerivativesMember2018-12-310001121404sny:ForwardCurrencySalesMembersny:AtNotionalAmountMember2020-12-310001121404sny:ForwardCurrencySalesMemberifrs-full:AtFairValueMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesMemberifrs-full:AtFairValueMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesMembersny:ValueOfHedgeRecognizedInEquityMember2020-12-310001121404sny:ForwardCurrencySalesMembersny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMember2020-12-310001121404sny:ForwardCurrencySalesMemberifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMember2020-12-310001121404sny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInUSDMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInUSDMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInUSDMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInUSDMember2020-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:AtNotionalAmountMember2020-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMemberifrs-full:AtFairValueMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInChineseYuanRenminbiMemberifrs-full:AtFairValueMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:ValueOfHedgeRecognizedInEquityMember2020-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMember2020-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMemberifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMember2020-12-310001121404sny:ForwardCurrencySalesInSingaporeDollarMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInSingaporeDollarMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInSingaporeDollarMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInSingaporeDollarMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInSingaporeDollarMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInSingaporeDollarMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInSingaporeDollarMember2020-12-310001121404sny:ForwardCurrencySalesJapaneseYenMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesJapaneseYenMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesJapaneseYenMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesJapaneseYenMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesJapaneseYenMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesJapaneseYenMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesJapaneseYenMember2020-12-310001121404sny:ForwardCurrencySalesInMexicanPesoMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInMexicanPesoMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInMexicanPesoMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInMexicanPesoMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInMexicanPesoMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInMexicanPesoMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInMexicanPesoMember2020-12-310001121404sny:ForwardCurrencyPurchasesMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasesMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasesMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasesMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasesMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasesMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasesMember2020-12-310001121404sny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInUsdMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInUsdMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInUsdMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInUsdMember2020-12-310001121404sny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2020-12-310001121404sny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2020-12-310001121404sny:ForwardCurrencyPurchasedInRussianRoubleMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInRussianRoubleMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInRussianRoubleMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInRussianRoubleMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInRussianRoubleMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInRussianRoubleMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInRussianRoubleMember2020-12-310001121404sny:ForwardCurrencyPurchasedInJapaneseYenMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInJapaneseYenMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInJapaneseYenMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInJapaneseYenMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInJapaneseYenMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInJapaneseYenMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInJapaneseYenMember2020-12-310001121404sny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMember2020-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMember2020-12-310001121404sny:ForwardCurrencySalesMembersny:AtNotionalAmountMember2019-12-310001121404sny:ForwardCurrencySalesMemberifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesMemberifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesMembersny:ValueOfHedgeRecognizedInEquityMember2019-12-310001121404sny:ForwardCurrencySalesMembersny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMember2019-12-310001121404sny:ForwardCurrencySalesMemberifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMember2019-12-310001121404sny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInUSDMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInUSDMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInUSDMember2019-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInUSDMember2019-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:AtNotionalAmountMember2019-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMemberifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInChineseYuanRenminbiMemberifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:ValueOfHedgeRecognizedInEquityMember2019-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMember2019-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMemberifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMember2019-12-310001121404sny:ForwardCurrencySalesInSingaporeDollarMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInSingaporeDollarMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInSingaporeDollarMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInSingaporeDollarMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInSingaporeDollarMember2019-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInSingaporeDollarMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInSingaporeDollarMember2019-12-310001121404sny:ForwardCurrencySalesInRussianRoubleMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInRussianRoubleMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:AtNotionalAmountMembersny:ForwardCurrencySalesInRussianRoubleMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInRussianRoubleMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInRussianRoubleMember2019-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMembersny:ForwardCurrencySalesInRussianRoubleMember2019-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInRussianRoubleMember2019-12-310001121404sny:ForwardCurrencySalesInSaudiRiyalMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInSaudiRiyalMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInSaudiRiyalMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInSaudiRiyalMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInSaudiRiyalMember2019-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInSaudiRiyalMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInSaudiRiyalMember2019-12-310001121404sny:ForwardCurrencyPurchasesMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasesMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasesMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasesMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasesMember2019-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasesMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasesMember2019-12-310001121404sny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInUsdMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInUsdMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInUsdMember2019-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInUsdMember2019-12-310001121404sny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2019-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2019-12-310001121404sny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2019-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2019-12-310001121404sny:ForwardCurrencyPurchasedInHungarianFlorintMembersny:AtNotionalAmountMember2019-12-310001121404sny:ForwardCurrencyPurchasedInHungarianFlorintMemberifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInHungarianFlorintMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInHungarianFlorintMemberifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInHungarianFlorintMember2019-12-310001121404sny:ForwardCurrencyPurchasedInHungarianFlorintMembersny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMember2019-12-310001121404sny:ForwardCurrencyPurchasedInHungarianFlorintMemberifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMember2019-12-310001121404sny:ForwardCurrencyPurchasedInRussianRoubleMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInRussianRoubleMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInRussianRoubleMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInRussianRoubleMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInRussianRoubleMember2019-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInRussianRoubleMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInRussianRoubleMember2019-12-310001121404sny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMember2019-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMember2019-12-310001121404sny:ForwardCurrencySalesMembersny:AtNotionalAmountMember2018-12-310001121404sny:ForwardCurrencySalesMemberifrs-full:AtFairValueMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesMemberifrs-full:AtFairValueMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesMembersny:ValueOfHedgeRecognizedInEquityMember2018-12-310001121404sny:ForwardCurrencySalesMembersny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMember2018-12-310001121404sny:ForwardCurrencySalesMemberifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMember2018-12-310001121404sny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInUSDMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInUSDMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInUSDMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInUSDMember2018-12-310001121404sny:ForwardCurrencySalesInSingaporeDollarMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInSingaporeDollarMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInSingaporeDollarMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInSingaporeDollarMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInSingaporeDollarMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInSingaporeDollarMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInSingaporeDollarMember2018-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:AtNotionalAmountMember2018-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMemberifrs-full:AtFairValueMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInChineseYuanRenminbiMemberifrs-full:AtFairValueMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:ValueOfHedgeRecognizedInEquityMember2018-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMembersny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMember2018-12-310001121404sny:ForwardCurrencySalesInChineseYuanRenminbiMemberifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMember2018-12-310001121404sny:ForwardCurrencySalesInSaudiRiyalMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInSaudiRiyalMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencySalesInSaudiRiyalMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInSaudiRiyalMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInSaudiRiyalMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInSaudiRiyalMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInSaudiRiyalMember2018-12-310001121404sny:ForwardCurrencySalesInRussianRoubleMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencySalesInRussianRoubleMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:AtNotionalAmountMembersny:ForwardCurrencySalesInRussianRoubleMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencySalesInRussianRoubleMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencySalesInRussianRoubleMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMembersny:ForwardCurrencySalesInRussianRoubleMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencySalesInRussianRoubleMember2018-12-310001121404sny:ForwardCurrencyPurchasesMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasesMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasesMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasesMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasesMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasesMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasesMember2018-12-310001121404sny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInUsdMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInUsdMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInUsdMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInUsdMember2018-12-310001121404sny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2018-12-310001121404sny:ForwardCurrencyPurchasedInJapaneseYenMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInJapaneseYenMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInJapaneseYenMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInJapaneseYenMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInJapaneseYenMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInJapaneseYenMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInJapaneseYenMember2018-12-310001121404sny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2018-12-310001121404sny:ForwardCurrencyPurchasedInCanadianDollarMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInCanadianDollarMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:AtNotionalAmountMembersny:ForwardCurrencyPurchasedInCanadianDollarMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:ForwardCurrencyPurchasedInCanadianDollarMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:ForwardCurrencyPurchasedInCanadianDollarMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMembersny:ForwardCurrencyPurchasedInCanadianDollarMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMembersny:ForwardCurrencyPurchasedInCanadianDollarMember2018-12-310001121404sny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMember2018-12-310001121404sny:NotEligibleForHedgeAccountingMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:NotEligibleForHedgeAccountingMember2018-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesInUSDMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesInUSDMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesInUSDMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesInUSDMember2018-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesJapaneseYenMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesJapaneseYenMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesJapaneseYenMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesJapaneseYenMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesJapaneseYenMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencySalesJapaneseYenMember2018-12-310001121404sny:ForwardCurrencySalesInPoundSterlingMemberifrs-full:NotLaterThanOneYearMembersny:AtNotionalAmountMember2020-12-310001121404sny:ForwardCurrencySalesInPoundSterlingMemberifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMember2020-12-310001121404sny:ForwardCurrencySalesInPoundSterlingMemberifrs-full:NotLaterThanOneYearMembersny:AtNotionalAmountMember2019-12-310001121404sny:ForwardCurrencySalesInPoundSterlingMemberifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMember2019-12-310001121404sny:ForwardCurrencySalesInPoundSterlingMemberifrs-full:NotLaterThanOneYearMembersny:AtNotionalAmountMember2018-12-310001121404sny:ForwardCurrencySalesInPoundSterlingMemberifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMember2018-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInUsdMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInUsdMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInUsdMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInUsdMember2018-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInSingaporeDollarMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInSingaporeDollarMember2018-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMemberifrs-full:NotLaterThanOneYearMembersny:ForwardCurrencyPurchasedInChineseYuanRenminbiMember2018-12-310001121404sny:ForwardCurrencySalesInUSDMembersny:BioverativMember2020-12-310001121404sny:ForwardCurrencySalesInUSDMember2020-12-310001121404sny:ForwardCurrencyPurchasedInUsdMember2020-12-310001121404sny:CurrencySwapsInUSDToEURMember2020-12-310001121404sny:ForwardCurrencyPurchasedInSingaporeDollarMember2020-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Member2020-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:NotLaterThanOneYearMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:AtNotionalAmountMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:LaterThanFiveYearsMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:AtFairValueMember2020-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:AtFairValueMemberifrs-full:FairValueHedgesMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:AtFairValueMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:ValueOfHedgeRecognizedInEquityMember2020-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMember2020-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:NotLaterThanOneYearMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMembersny:AtNotionalAmountMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:LaterThanFiveYearsMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:AtFairValueMember2020-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:AtFairValueMemberifrs-full:FairValueHedgesMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:AtFairValueMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMember2020-12-310001121404sny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2020-12-310001121404sny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMember2020-12-310001121404sny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMemberifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMemberifrs-full:FairValueHedgesMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMember2020-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMember2020-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2020-12-310001121404ifrs-full:AtFairValueMemberifrs-full:FairValueHedgesMember2020-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Member2019-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:NotLaterThanOneYearMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:AtNotionalAmountMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2019-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:LaterThanFiveYearsMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:AtFairValueMember2019-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:AtFairValueMemberifrs-full:FairValueHedgesMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPayCapitalizedEoniaReceive006Memberifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPayCapitalizedEoniaReceive006Membersny:ValueOfHedgeRecognizedInEquityMember2019-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMember2019-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:NotLaterThanOneYearMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMembersny:AtNotionalAmountMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2019-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:LaterThanFiveYearsMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:AtFairValueMember2019-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:AtFairValueMemberifrs-full:FairValueHedgesMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMemberifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:InterestRateSwapsPay057ReceiveCapitalizedEoniaMember2019-12-310001121404sny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMembersny:AtNotionalAmountMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2019-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMember2019-12-310001121404sny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMemberifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMemberifrs-full:FairValueHedgesMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:InterestRateSwapsPay181Receive3MonthUSDollarLiborMember2019-12-310001121404sny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Member2019-12-310001121404sny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Memberifrs-full:NotLaterThanOneYearMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Membersny:AtNotionalAmountMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2019-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Membersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Membersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Memberifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Memberifrs-full:LaterThanFiveYearsMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Membersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Memberifrs-full:AtFairValueMember2019-12-310001121404sny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Memberifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Memberifrs-full:AtFairValueMemberifrs-full:FairValueHedgesMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Membersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Memberifrs-full:AtFairValueMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:InterestRateSwapsPay3MonthUSDollarLiborReceive222Member2019-12-310001121404sny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2019-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2019-12-310001121404sny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMember2019-12-310001121404sny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMemberifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMemberifrs-full:FairValueHedgesMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:CashFlowHedgesMemberifrs-full:AtFairValueMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMember2019-12-310001121404ifrs-full:CashFlowHedgesMembersny:ValueOfHedgeRecognizedInEquityMembersny:InterestRateSwapsReceiveCapitalizedEoniaPay148PercentMember2019-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2019-12-310001121404ifrs-full:AtFairValueMemberifrs-full:FairValueHedgesMember2019-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMember2018-12-310001121404ifrs-full:NotLaterThanOneYearMembersny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMembersny:AtNotionalAmountMember2018-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMembersny:AtNotionalAmountMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2018-12-310001121404ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMembersny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMembersny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembersny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:LaterThanFiveYearsMembersny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMembersny:AtNotionalAmountMember2018-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMember2018-12-310001121404sny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMemberifrs-full:FairValueHedgesMembersny:AtNotionalAmountMember2018-12-310001121404ifrs-full:AtFairValueMembersny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMemberifrs-full:FairValueHedgesMember2018-12-310001121404ifrs-full:CashFlowHedgesMembersny:InterestRateSwapsPayCapitalizedEoniaReceive158PercentMember