20-F 1 d324655d20f.htm 20-F 20-F
Table of Contents
0.00470.02110.00580.00010.00190.00330.00110.01070.04930.00840.0090.00710.00080.00280.03950.00220.00030.00540.00680.0270.03790.00070.00670.00360.00870.00690.00230.00570.00030.02760.06690.07730.01500.02000.09310.02090.00950.89940.83440.04910.17900.14850.03930.86920.86920.02690.11060.00580.15060.03760.02740.10480.83200.90480.0235falseFY0001877787P20DP10DP20DP20DEMEA includes Europe, the Middle East and Africa. North America includes the United States of America and Canada. Latin America includes Mexico, Brazil and other Central and South American countries. APAC includes the Greater China Region, Japan, South Korea, Thailand, Malaysia, Vietnam, Indonesia, Philippines, Australia, New Zealand, India and other Southeast Asian countries. The overall rate indicated is compounded of the fixed spread plus the variable rate (+-20% is on the variable rate). 0001877787 2019-01-01 2019-12-31 0001877787 2020-01-01 2020-12-31 0001877787 2021-01-01 2021-12-31 0001877787 2021-12-31 0001877787 2020-12-31 0001877787 2021-12-20 0001877787 2021-12-17 2021-12-17 0001877787 2022-01-01 2022-12-31 0001877787 2020-01-01 0001877787 2022-02-17 2022-02-17 0001877787 2021-12-20 2021-12-20 0001877787 2019-12-31 0001877787 2018-12-31 0001877787 ifrs-full:RetainedEarningsMember 2019-01-01 2019-12-31 0001877787 ifrs-full:EquityAttributableToOwnersOfParentMember 2019-01-01 2019-12-31 0001877787 ifrs-full:NoncontrollingInterestsMember 2019-01-01 2019-12-31 0001877787 ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember 2019-01-01 2019-12-31 0001877787 ifrs-full:ReserveOfCashFlowHedgesMember 2019-01-01 2019-12-31 0001877787 ifrs-full:ReserveOfRemeasurementsOfDefinedBenefitPlansMember 2019-01-01 2019-12-31 0001877787 ifrs-full:ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember 2019-01-01 2019-12-31 0001877787 ifrs-full:OtherReservesMember 2019-01-01 2019-12-31 0001877787 ifrs-full:PropertyPlantAndEquipmentMember 2019-01-01 2019-12-31 0001877787 ifrs-full:RightofuseAssetsMember 2019-01-01 2019-12-31 0001877787 ifrs-full:IntangibleAssetsOtherThanGoodwillMember 2019-01-01 2019-12-31 0001877787 iiac:ZegnaMember ifrs-full:OperatingSegmentsMember iiac:FromThirdPartiesMember 2019-01-01 2019-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:OperatingSegmentsMember iiac:FromThirdPartiesMember 2019-01-01 2019-12-31 0001877787 iiac:FromThirdPartiesMember 2019-01-01 2019-12-31 0001877787 iiac:ZegnaMember ifrs-full:OperatingSegmentsMember iiac:InterSegmentRevenueMember 2019-01-01 2019-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:OperatingSegmentsMember iiac:InterSegmentRevenueMember 2019-01-01 2019-12-31 0001877787 iiac:InterSegmentRevenueMember ifrs-full:EliminationOfIntersegmentAmountsMember 2019-01-01 2019-12-31 0001877787 iiac:ZegnaMember ifrs-full:OperatingSegmentsMember 2019-01-01 2019-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:OperatingSegmentsMember 2019-01-01 2019-12-31 0001877787 ifrs-full:EliminationOfIntersegmentAmountsMember 2019-01-01 2019-12-31 0001877787 iiac:InterSegmentRevenueMember 2019-01-01 2019-12-31 0001877787 iiac:PelleTessutaS.r.lMember 2019-01-01 2019-12-31 0001877787 iiac:SupplyChainActivitiesMember 2019-01-01 2019-12-31 0001877787 iiac:HeadquarterFunctionsMember 2019-01-01 2019-12-31 0001877787 iiac:WomanDivisionBusinessMember 2019-01-01 2019-12-31 0001877787 iiac:ProvisionForSeveranceIndemnitiesMember 2019-01-01 2019-12-31 0001877787 iiac:PelletteriaTizetaMember 2019-01-01 2019-12-31 0001877787 iiac:TomFordInternationalLlcMember 2019-01-01 2019-12-31 0001877787 iiac:PutOptionsMember 2019-01-01 2019-12-31 0001877787 ifrs-full:ParentMember 2019-01-01 2019-12-31 0001877787 iiac:OtherMember 2019-01-01 2019-12-31 0001877787 iiac:DirectToConsumerZegnaBrandedProductsMember 2019-01-01 2019-12-31 0001877787 iiac:DirectToConsumerThomBrowneBrandedProductsMember 2019-01-01 2019-12-31 0001877787 iiac:TotalDirectToCustomerMember 2019-01-01 2019-12-31 0001877787 iiac:WholesaleZegnaBrandedProductsMember 2019-01-01 2019-12-31 0001877787 iiac:WholesaleThomBrowneBrandedProductsMember 2019-01-01 2019-12-31 0001877787 iiac:WholesaleThirdPartyBrandsAndTextileMember 2019-01-01 2019-12-31 0001877787 iiac:WholesaleAgnonaMember 2019-01-01 2019-12-31 0001877787 iiac:TotalWholesaleMember 2019-01-01 2019-12-31 0001877787 iiac:OtherSalesMember 2019-01-01 2019-12-31 0001877787 currency:JPY 2019-01-01 2019-12-31 0001877787 currency:AED 2019-01-01 2019-12-31 0001877787 currency:SGD 2019-01-01 2019-12-31 0001877787 currency:HKD 2019-01-01 2019-12-31 0001877787 currency:GBP 2019-01-01 2019-12-31 0001877787 currency:CNY 2019-01-01 2019-12-31 0001877787 currency:CHF 2019-01-01 2019-12-31 0001877787 currency:USD 2019-01-01 2019-12-31 0001877787 iiac:ZegnaSegmentAndThomBrowneSegmentMember 2019-01-01 2019-12-31 0001877787 iiac:PelletteriaTizetaMember ifrs-full:AssociatesMember 2019-01-01 2019-12-31 0001877787 ifrs-full:AssociatesMember 2019-01-01 2019-12-31 0001877787 iiac:TomFordMember ifrs-full:AssociatesMember 2019-01-01 2019-12-31 0001877787 iiac:GSchneiderSpaMember iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2019-01-01 2019-12-31 0001877787 iiac:OtherCompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2019-01-01 2019-12-31 0001877787 iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2019-01-01 2019-12-31 0001877787 iiac:ZegnaGroupMember 2019-01-01 2019-12-31 0001877787 ifrs-full:OtherRelatedPartiesMember 2019-01-01 2019-12-31 0001877787 iiac:ThomBrowneMember 2019-01-01 2019-12-31 0001877787 iiac:ZegnaBrandedProductsMember 2019-01-01 2019-12-31 0001877787 iiac:ThomBrowneGroupMember 2019-01-01 2019-12-31 0001877787 iiac:TextileMember 2019-01-01 2019-12-31 0001877787 iiac:ThirdPartyBrandsMember 2019-01-01 2019-12-31 0001877787 iiac:AgnonaMember 2019-01-01 2019-12-31 0001877787 iiac:OtherProductMember 2019-01-01 2019-12-31 0001877787 iiac:EuropeTheMiddleEastAndAfricaMember 2019-01-01 2019-12-31 0001877787 iiac:EuropeTheMiddleEastAndAfricaMember country:IT 2019-01-01 2019-12-31 0001877787 iiac:EuropeTheMiddleEastAndAfricaMember iiac:UkMember 2019-01-01 2019-12-31 0001877787 srt:NorthAmericaMember 2019-01-01 2019-12-31 0001877787 srt:NorthAmericaMember country:US 2019-01-01 2019-12-31 0001877787 srt:LatinAmericaMember 2019-01-01 2019-12-31 0001877787 srt:AsiaPacificMember 2019-01-01 2019-12-31 0001877787 srt:AsiaPacificMember iiac:GreaterChinaRegionMember 2019-01-01 2019-12-31 0001877787 srt:AsiaPacificMember country:JP 2019-01-01 2019-12-31 0001877787 iiac:OtherAreaMember 2019-01-01 2019-12-31 0001877787 ifrs-full:RetainedEarningsMember 2020-01-01 2020-12-31 0001877787 ifrs-full:EquityAttributableToOwnersOfParentMember 2020-01-01 2020-12-31 0001877787 ifrs-full:NoncontrollingInterestsMember 2020-01-01 2020-12-31 0001877787 ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember 2020-01-01 2020-12-31 0001877787 ifrs-full:ReserveOfCashFlowHedgesMember 2020-01-01 2020-12-31 0001877787 ifrs-full:ReserveOfRemeasurementsOfDefinedBenefitPlansMember 2020-01-01 2020-12-31 0001877787 ifrs-full:ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember 2020-01-01 2020-12-31 0001877787 ifrs-full:OtherReservesMember 2020-01-01 2020-12-31 0001877787 iiac:ItalianLeavingIndemnitiesTfrMember 2020-01-01 2020-12-31 0001877787 iiac:LeavingIndemnitiesMember country:CN 2020-01-01 2020-12-31 0001877787 iiac:LeavingIndemnitiesMember country:ES 2020-01-01 2020-12-31 0001877787 iiac:NoncurrentRecognizedLiabilitiesDefinedBenefitPlanMember 2020-01-01 2020-12-31 0001877787 ifrs-full:LegalProceedingsProvisionMember 2020-01-01 2020-12-31 0001877787 ifrs-full:ProvisionForDecommissioningRestorationAndRehabilitationCostsMember 2020-01-01 2020-12-31 0001877787 ifrs-full:RefundsProvisionMember 2020-01-01 2020-12-31 0001877787 ifrs-full:MiscellaneousOtherProvisionsMember 2020-01-01 2020-12-31 0001877787 ifrs-full:LeaseLiabilitiesMember 2020-01-01 2020-12-31 0001877787 ifrs-full:PropertyPlantAndEquipmentMember 2020-01-01 2020-12-31 0001877787 ifrs-full:RightofuseAssetsMember 2020-01-01 2020-12-31 0001877787 ifrs-full:IntangibleAssetsOtherThanGoodwillMember 2020-01-01 2020-12-31 0001877787 ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 ifrs-full:AccumulatedDepreciationAndAmortisationMember 2020-01-01 2020-12-31 0001877787 iiac:IncreaseDecreaseDueToApplicationOfIfrs16Member 2020-01-01 2020-12-31 0001877787 ifrs-full:OperatingSegmentsMember iiac:FromThirdPartiesMember iiac:ZegnaMember 2020-01-01 2020-12-31 0001877787 ifrs-full:OperatingSegmentsMember iiac:FromThirdPartiesMember iiac:ThomBrowneMember 2020-01-01 2020-12-31 0001877787 iiac:FromThirdPartiesMember 2020-01-01 2020-12-31 0001877787 iiac:ZegnaMember ifrs-full:OperatingSegmentsMember iiac:InterSegmentRevenueMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:OperatingSegmentsMember iiac:InterSegmentRevenueMember 2020-01-01 2020-12-31 0001877787 ifrs-full:EliminationOfIntersegmentAmountsMember iiac:InterSegmentRevenueMember 2020-01-01 2020-12-31 0001877787 iiac:ZegnaMember ifrs-full:OperatingSegmentsMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:OperatingSegmentsMember 2020-01-01 2020-12-31 0001877787 ifrs-full:EliminationOfIntersegmentAmountsMember 2020-01-01 2020-12-31 0001877787 ifrs-full:OperatingSegmentsMember 2020-01-01 2020-12-31 0001877787 iiac:InterSegmentRevenueMember 2020-01-01 2020-12-31 0001877787 ifrs-full:InsuranceContractsMember2017 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-01-01 2020-12-31 0001877787 iiac:FixedIncomeMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:HedgeFundsMember 2020-01-01 2020-12-31 0001877787 iiac:RealEstateFundsMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-01-01 2020-12-31 0001877787 ifrs-full:EquityMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-01-01 2020-12-31 0001877787 iiac:MoneyMarketFundsMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-01-01 2020-12-31 0001877787 iiac:PrivateEquityMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-01-01 2020-12-31 0001877787 iiac:PrivateDebtMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-01-01 2020-12-31 0001877787 iiac:FloatingIncomeMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-01-01 2020-12-31 0001877787 iiac:FixedIncomeMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-01-01 2020-12-31 0001877787 iiac:SecuritiesMember 2020-01-01 2020-12-31 0001877787 ifrs-full:LicencesAndFranchisesMember iiac:AccumulatedDepreciationImpairmentAndAmortizationMember 2020-01-01 2020-12-31 0001877787 ifrs-full:OtherIntangibleAssetsMember iiac:AccumulatedDepreciationImpairmentAndAmortizationMember 2020-01-01 2020-12-31 0001877787 iiac:AccumulatedDepreciationImpairmentAndAmortizationMember 2020-01-01 2020-12-31 0001877787 ifrs-full:LicencesAndFranchisesMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 ifrs-full:OtherIntangibleAssetsMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 ifrs-full:IntangibleAssetsUnderDevelopmentMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 ifrs-full:GoodwillMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 ifrs-full:BrandNamesMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 iiac:SupplyChainActivitiesMember 2020-01-01 2020-12-31 0001877787 iiac:HeadquarterFunctionsMember 2020-01-01 2020-12-31 0001877787 iiac:WomanDivisionBusinessMember 2020-01-01 2020-12-31 0001877787 iiac:ProvisionForSeveranceIndemnitiesMember 2020-01-01 2020-12-31 0001877787 iiac:DondiPutOptionMember 2020-01-01 2020-12-31 0001877787 iiac:PutOptionsMember 2020-01-01 2020-12-31 0001877787 iiac:OtherFinancialIncomeMember iiac:DondiMember 2020-01-01 2020-12-31 0001877787 iiac:PelletteriaTizetaMember 2020-01-01 2020-12-31 0001877787 iiac:TomFordInternationalLlcMember 2020-01-01 2020-12-31 0001877787 iiac:AchillStationPtyLtdMember 2020-01-01 2020-12-31 0001877787 ifrs-full:ParentMember 2020-01-01 2020-12-31 0001877787 iiac:OtherMember 2020-01-01 2020-12-31 0001877787 ifrs-full:GrossCarryingAmountMember ifrs-full:LandAndBuildingsMember 2020-01-01 2020-12-31 0001877787 ifrs-full:GrossCarryingAmountMember iiac:IndustrialAndCommercialEquipmentMember 2020-01-01 2020-12-31 0001877787 ifrs-full:GrossCarryingAmountMember ifrs-full:OtherPropertyPlantAndEquipmentMember 2020-01-01 2020-12-31 0001877787 ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember ifrs-full:LandAndBuildingsMember 2020-01-01 2020-12-31 0001877787 ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember iiac:IndustrialAndCommercialEquipmentMember 2020-01-01 2020-12-31 0001877787 ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember iiac:PlantAndMachineryMember 2020-01-01 2020-12-31 0001877787 ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember ifrs-full:OtherPropertyPlantAndEquipmentMember 2020-01-01 2020-12-31 0001877787 ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneIncMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:USD 2020-01-01 2020-12-31 0001877787 iiac:GruppoDondiS.p.aMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2020-01-01 2020-12-31 0001877787 iiac:BonottoS.p.aMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2020-01-01 2020-12-31 0001877787 iiac:LanificioErmenegildoZegnaEFigliS.p.aMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaMadridSaMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2020-01-01 2020-12-31 0001877787 iiac:ZegnaSouthAsiaPrivateLtdMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:INR 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaVietnamLlcMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember iiac:VtdMember 2020-01-01 2020-12-31 0001877787 iiac:ZegnaGulfTradingLlcMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:AED 2020-01-01 2020-12-31 0001877787 iiac:AChillLandPtyLtdMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:AUD 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember iiac:DeferredTaxLiabilitiesPropertyPlantAndEquipmentMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember iiac:DeferredTaxLiabilitiesIntangibleAssetsMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember iiac:DeferredTaxLiabilitiesRightOfUseAssetsMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember iiac:DeferredTaxLiabilitiesFinancialAssetsFairValueMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember ifrs-full:OtherTemporaryDifferencesMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxAssetsMember iiac:DeferredTaxAssetsTaxProvisionsMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxAssetsMember ifrs-full:UnusedTaxLossesMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxAssetsMember iiac:DeferredTaxAssetsFinancialAssetsMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxAssetsMember ifrs-full:OtherTemporaryDifferencesMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxAssetsMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxAssetsMember iiac:DeferredTaxAssetsEmployeeBenefitsMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxAssetsMember ifrs-full:PropertyPlantAndEquipmentMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxAssetsMember ifrs-full:RightofuseAssetsMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxAssetsMember iiac:DeferredTaxAssetsProvisionForObsoleteInventoryMember 2020-01-01 2020-12-31 0001877787 iiac:DeferredTaxAssetsMember iiac:DeferredTaxAssetsIntangibleAssetsMember 2020-01-01 2020-12-31 0001877787 iiac:ZegnaSegmentMember iiac:LeasedStoresMember country:HK 2020-01-01 2020-12-31 0001877787 iiac:TangibleAssetsUnderConstructionAndAdvancesMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 ifrs-full:OtherPropertyPlantAndEquipmentMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 ifrs-full:LeaseholdImprovementsMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 iiac:IndustrialAndCommercialEquipmentMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 ifrs-full:MachineryMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 ifrs-full:LandAndBuildingsMember ifrs-full:GrossCarryingAmountMember 2020-01-01 2020-12-31 0001877787 ifrs-full:LeaseholdImprovementsMember iiac:AccumulatedDepreciationMember 2020-01-01 2020-12-31 0001877787 ifrs-full:OtherPropertyPlantAndEquipmentMember iiac:AccumulatedDepreciationMember 2020-01-01 2020-12-31 0001877787 iiac:AccumulatedDepreciationMember 2020-01-01 2020-12-31 0001877787 iiac:IndustrialAndCommercialEquipmentMember iiac:AccumulatedDepreciationMember 2020-01-01 2020-12-31 0001877787 ifrs-full:MachineryMember iiac:AccumulatedDepreciationMember 2020-01-01 2020-12-31 0001877787 ifrs-full:LandAndBuildingsMember iiac:AccumulatedDepreciationMember 2020-01-01 2020-12-31 0001877787 iiac:CommittedLoansMember 2020-01-01 2020-12-31 0001877787 iiac:OtherFinancialLoansMember 2020-01-01 2020-12-31 0001877787 iiac:DirectToConsumerZegnaBrandedProductsMember 2020-01-01 2020-12-31 0001877787 iiac:DirectToConsumerThomBrowneBrandedProductsMember 2020-01-01 2020-12-31 0001877787 iiac:TotalDirectToCustomerMember 2020-01-01 2020-12-31 0001877787 iiac:WholesaleZegnaBrandedProductsMember 2020-01-01 2020-12-31 0001877787 iiac:WholesaleThomBrowneBrandedProductsMember 2020-01-01 2020-12-31 0001877787 iiac:WholesaleThirdPartyBrandsAndTextileMember 2020-01-01 2020-12-31 0001877787 iiac:WholesaleAgnonaMember 2020-01-01 2020-12-31 0001877787 iiac:TotalWholesaleMember 2020-01-01 2020-12-31 0001877787 iiac:OtherSalesMember 2020-01-01 2020-12-31 0001877787 currency:JPY 2020-01-01 2020-12-31 0001877787 currency:AED 2020-01-01 2020-12-31 0001877787 currency:SGD 2020-01-01 2020-12-31 0001877787 currency:HKD 2020-01-01 2020-12-31 0001877787 currency:GBP 2020-01-01 2020-12-31 0001877787 currency:CNY 2020-01-01 2020-12-31 0001877787 currency:CHF 2020-01-01 2020-12-31 0001877787 currency:USD 2020-01-01 2020-12-31 0001877787 iiac:ZegnaSegmentAndThomBrowneSegmentMember 2020-01-01 2020-12-31 0001877787 iiac:SocitDeTextilesAstrumFranceS.a.r.lMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaH.m.b.hMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaGiyimSanayiVeTic.A.S.Member iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:InvestindustrialAcquisitionCorpMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneRetailItalyS.r.lMember iiac:ThomBrowneServicesItalyS.r.lMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneServicesItalyS.r.l.Member iiac:ThomBrowneTradingSaMember 2020-01-01 2020-12-31 0001877787 iiac:EzetiPortugal.S.aMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:FantasiaLondonLimitedMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaS.a.DeC.vMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:CappellificioCervoS.r.lMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:BonottoS.p.a.Member iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:AgnonaS.r.lMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:EzServiceS.r.lMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:EzRealEstateS.r.lMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:EziS.p.a.Member iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:LanificioErmenegildoZegnaEFigliS.p.a.Member iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:IncoSP.aMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:TessituraUbertinoS.r.l.Member iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:GruppoDondiS.p.a.Member iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ZegnaJapanCoLtdMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaGmbhMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaMarocS.a.r.l.a.uMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaMalaysiaSdn.BhdMember iiac:ErmenegildoZegnafareastpteLtdMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaMacauLtdMember iiac:ConsitexS.aMember 2020-01-01 2020-12-31 0001877787 iiac:EzesaBrasilParticipacoesLtdMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:IsmacoTekstilLimitedSirketiMember iiac:ErmenegildoZegnaN.v.IsmacoMember 2020-01-01 2020-12-31 0001877787 iiac:ZegnaSouthAsiaPrivateLtdMember 2020-01-01 2020-12-31 0001877787 iiac:TheItalianFashionCo.LtdMember iiac:E.Z.ThaiHoldingLtdErmenegildoZegnaFareastpteLtdMember 2020-01-01 2020-12-31 0001877787 iiac:EzesaArgentinaS.aMember iiac:ErmenegildoZegnaN.v.ItalcoS.aMember 2020-01-01 2020-12-31 0001877787 iiac:EZNewZealandLtdMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaCanadaIncMember iiac:ConsitexS.aMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaAustraliaPtyLtdMember iiac:ErmenegildoZegnafareastpteLtdMember 2020-01-01 2020-12-31 0001877787 iiac:E.ZegnaTradingHongKongLtdTaiwanBranchMember iiac:ErmenegildoZegnaHongKongLtdMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaHongKongLtdMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnafareastpteLtdMember iiac:ConsitexS.aMember 2020-01-01 2020-12-31 0001877787 iiac:AlanRealEstateS.aMember iiac:EzRealEstateS.r.lMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaKoreaLtdMember iiac:E.z.HolditaliaMember 2020-01-01 2020-12-31 0001877787 iiac:IsmacoAmsterdamB.VMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaChinaCoLtdMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ZegnaChinaEnterpriseManagementCoLtdMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaCorporationMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ConsitexS.aMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:Co.ti.ServiceS.a.Member iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaCzechSROMember 2020-01-01 2020-12-31 0001877787 iiac:ItalcoS.aMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:EzetiS.lMember iiac:ItalcoS.aMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaMadridS.aMember iiac:EzetiS.lMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneJapanIncMember iiac:ThomBrowneIncMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneTradingSaMember iiac:ThomBrowneIncMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneFranceServicesMember iiac:ThomBrowneTradingSaMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneUkLimitedMember iiac:ThomBrowneTradingSaMember 2020-01-01 2020-12-31 0001877787 iiac:TailoringLuxuryCo.LtdMember iiac:ThomBrowneTradingSaMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneMacauLimitedMember iiac:ThomBrowneTradingSaMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneCanadaMember iiac:ThomBrowneTradingSaMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneTradingSaMember iiac:ThomBrowneHongKongLimitedMember 2020-01-01 2020-12-31 0001877787 iiac:Sharmoon.ez.garmentsCoLtdMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:AcquedottoPianconeS.r.l.Member iiac:LanificioErmenegildoZegnaEFigliS.p.aMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaVietnamLlcMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:AchillLandPtyLtdMember iiac:AlanRealEstateS.aMember 2020-01-01 2020-12-31 0001877787 iiac:ZegnaGulfTradingLlcMember iiac:ConsitexS.aMember 2020-01-01 2020-12-31 0001877787 iiac:EzUsHoldingIncMember iiac:ConsitexS.aMember 2020-01-01 2020-12-31 0001877787 iiac:E.zegnaatticasinglemembersocietanonymeMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ThomBrowneIncMember 2020-01-01 2020-12-31 0001877787 iiac:SixtyOneWestTwentyThirdStreetLlcMember iiac:AlanRealEstateS.aMember 2020-01-01 2020-12-31 0001877787 iiac:ConsorzioTuristicoAlpiBiellesiMember iiac:EzRealEstateS.r.lMember 2020-01-01 2020-12-31 0001877787 iiac:PettinaturaDiVerroneS.r.l.Member iiac:LanificioErmenegildoZegnaEFigliS.p.aMember 2020-01-01 2020-12-31 0001877787 iiac:FTwoS.r.lMember iiac:BonottoS.p.a.Member 2020-01-01 2020-12-31 0001877787 iiac:BeaBiellaS.r.lMember iiac:EzRealEstateS.r.lMember 2020-01-01 2020-12-31 0001877787 iiac:FutureOneHundredAndOneDesignPrivateLtdMember iiac:E.z.HolditaliaMember 2020-01-01 2020-12-31 0001877787 iiac:ElahDufourS.p.aMember iiac:E.z.HolditaliaMember 2020-01-01 2020-12-31 0001877787 iiac:E.Z.ThaiHoldingLtdMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 ifrs-full:AtCostOrInAccordanceWithIFRS16WithinFairValueModelMember 2020-01-01 2020-12-31 0001877787 ifrs-full:WrittenPutOptionsMember iiac:DondiMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:WrittenPutOptionsMember 2020-01-01 2020-12-31 0001877787 iiac:BondsRelatedToNonconvertibleDebentureLoansMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:PointSevenSevenPercentMaturingMarchTwoThousandAndTwentyThreeMember 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateEuriborOneMonthMember iiac:EZHolditaliaMember iiac:VariableInterestRateSpreadZeroPointSevenSixPercentMaturingInMayTwoThousandAndTwentyFiveMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:Co.tiServiceS.a.Member iiac:FixedInterestRateZeroPointSevenFivePercentMaturingInAprilTwoThousandAndTwentyFiveMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:PointSevenFivePercentageMaturingMarchTwoThousandAndTwentyFiveMember iiac:Co.tiServiceS.a.Member 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateIrsMember iiac:ErmenegildoZegnaNvMember iiac:PointSixZeroPercentVariableInterestSpreadMaturingDecemberTwoThousandAndTwentyFourMember 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateIrsMember iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointEightOnePercentMaturingInAprilTwoThousandAndTwentyFourMember 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateIrsMember iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointSevenFivePercentMaturingInNovemberTwoThousandAndTwentyThreeMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember ifrs-full:FixedInterestRateMember iiac:FixedInterestRateOnePointTwoTwoPercentMaturingNovemberTwoThousandAndTwentyThreeMember 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateIrsMember iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadOnePointZeroFivePercentMaturingInAugustTwoThousandAndTwentyThreeMember 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateEuriborSixMonthsMember iiac:ErmenegildoZegnaNvMember iiac:PointEightThreePercentVariableInterestSpreadMaturingJuneTwoThousandAndTwentyThreeMember 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateEuriborSixMonthsMember iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointSevenFivePercentMaturingInMayTwoThousandAndTwentyThreeMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:FixedInterestRateZeroPointFourNinePercentMaturingInAprilTwoThousandAndTwentyThreeMember 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateIrsMember iiac:ErmenegildoZegnaNvMember iiac:PointEightZeroPercentVariableInterestRateSpreadMaturingFeburaryTwoThousandAndTwentyThreeMember 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateIrsMember iiac:ErmenegildoZegnaNvMember iiac:OnePointFourEightPercentVariableInterestRateSpreadMaturingJanuaryTwoThousandAndTwentyThreeMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember ifrs-full:FixedInterestRateMember iiac:FixedInterestRateOnePointTwoFivepercentMaturingDecemberTwoThousandAndTwentyTwoMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateEuriborSixMonthsMember iiac:VariableInterestRateSpreadZeroPointEightZeroPercentMaturingInSpetemberTwoThousandAndTwentyTwoMember 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateThreeMonthsEuriborMember iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointSixNinePercentMaturingInSpetemberTwoThousandAndTwentyTwoMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:Co.tiServiceS.a.Member iiac:PointSevenNinePercentageMaturingMarchTwoThousandAndTwentyTwoMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:Co.tiServiceS.a.Member iiac:PointSevenNinePercentageMaturingFebruaryTwoThousandAndTwentyTwoMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember ifrs-full:FixedInterestRateMember iiac:FixedInterestRateZeroPointZeroZeroPercentMaturingOnAprilTwoThousandAndTwentyOneMember 2020-01-01 2020-12-31 0001877787 iiac:FixedInterestRateOnePointZeroNinePercentMaturingNovemberTwoThousandAndTwentyThreeMember ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:FixedInterestRateZeroPointEightPercentMaturingInDecemberTwoThousandAndTwentyOneMember 2020-01-01 2020-12-31 0001877787 iiac:VariableInterestRateThreeMonthsEuriborMember iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointSevenThreePercentMaturingInOctoberTwoThousandAndTwentyOneMember 2020-01-01 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:FixedInterestRateZeroPointSevenThreePercentMaturingInOctoberTwoThousandAndTwentyOneMember 2020-01-01 2020-12-31 0001877787 ifrs-full:AssociatesMember 2020-01-01 2020-12-31 0001877787 iiac:TomFordMember ifrs-full:AssociatesMember 2020-01-01 2020-12-31 0001877787 iiac:PelletteriaTizetaMember ifrs-full:AssociatesMember 2020-01-01 2020-12-31 0001877787 iiac:GSchneiderSpaMember iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2020-01-01 2020-12-31 0001877787 iiac:OtherCompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2020-01-01 2020-12-31 0001877787 iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2020-01-01 2020-12-31 0001877787 iiac:ZegnaGroupMember 2020-01-01 2020-12-31 0001877787 ifrs-full:OtherRelatedPartiesMember 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:SGD 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:CHF 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:HKD 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:GBP 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:CNY 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:JPY 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:USD 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:CHF 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:SGD 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:GBP 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:HKD 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:CNY 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:JPY 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:USD 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:CNY 2020-01-01 2020-12-31 0001877787 currency:USD iiac:ThomBrowneGroupMember iiac:ForeignCurrencyRiskMember 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:SGD 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:GBP 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:HKD 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:JPY 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:CHF 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:USD 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:ThomBrowneGroupMember 2020-01-01 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.300Member 2020-01-01 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.238Member 2020-01-01 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.195Member 2020-01-01 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.349Member 2020-01-01 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember 2020-01-01 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.184Member 2020-01-01 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.183Member 2020-01-01 2020-12-31 0001877787 iiac:TomFordInternationalLlcMember iiac:EzUsHoldingIncMember 2020-01-01 2020-12-31 0001877787 iiac:PelletteriaTizetaS.r.lMember iiac:ErmenegildoZegnaN.vMember 2020-01-01 2020-12-31 0001877787 iiac:AchillStationPtyLtdMember iiac:AlanRealEstateS.aMember 2020-01-01 2020-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:FilatiBiagioliModestoS.p.aMember 2020-01-01 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:TopOfRangeMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneMember 2020-01-01 2020-12-31 0001877787 ifrs-full:WrittenPutOptionsMember iiac:LanificioErmenegildoZegnaeFigliSpaMember 2020-01-01 2020-12-31 0001877787 ifrs-full:AssetsAndLiabilitiesClassifiedAsHeldForSaleMember 2020-01-01 2020-12-31 0001877787 country:GB iiac:CostsRelatedToLeaseAgreementsMember 2020-01-01 2020-12-31 0001877787 iiac:ZegnaBrandedProductsMember 2020-01-01 2020-12-31 0001877787 iiac:ThomBrowneGroupMember 2020-01-01 2020-12-31 0001877787 iiac:TextileMember 2020-01-01 2020-12-31 0001877787 iiac:ThirdPartyBrandsMember 2020-01-01 2020-12-31 0001877787 iiac:AgnonaMember 2020-01-01 2020-12-31 0001877787 iiac:OtherProductMember 2020-01-01 2020-12-31 0001877787 iiac:EuropeTheMiddleEastAndAfricaMember 2020-01-01 2020-12-31 0001877787 iiac:EuropeTheMiddleEastAndAfricaMember country:IT 2020-01-01 2020-12-31 0001877787 iiac:EuropeTheMiddleEastAndAfricaMember iiac:UkMember 2020-01-01 2020-12-31 0001877787 srt:NorthAmericaMember 2020-01-01 2020-12-31 0001877787 srt:NorthAmericaMember country:US 2020-01-01 2020-12-31 0001877787 srt:LatinAmericaMember 2020-01-01 2020-12-31 0001877787 srt:AsiaPacificMember 2020-01-01 2020-12-31 0001877787 srt:AsiaPacificMember iiac:GreaterChinaRegionMember 2020-01-01 2020-12-31 0001877787 srt:AsiaPacificMember country:JP 2020-01-01 2020-12-31 0001877787 iiac:OtherAreaMember 2020-01-01 2020-12-31 0001877787 ifrs-full:RetainedEarningsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:EquityAttributableToOwnersOfParentMember 2021-01-01 2021-12-31 0001877787 ifrs-full:NoncontrollingInterestsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember 2021-01-01 2021-12-31 0001877787 ifrs-full:ReserveOfCashFlowHedgesMember 2021-01-01 2021-12-31 0001877787 ifrs-full:ReserveOfRemeasurementsOfDefinedBenefitPlansMember 2021-01-01 2021-12-31 0001877787 ifrs-full:ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:OtherReservesMember 2021-01-01 2021-12-31 0001877787 ifrs-full:IssuedCapitalMember 2021-01-01 2021-12-31 0001877787 iiac:IiacClassBSharesMember 2021-01-01 2021-12-31 0001877787 iiac:ItalianLeavingIndemnitiesTfrMember 2021-01-01 2021-12-31 0001877787 iiac:LeavingIndemnitiesMember country:CN 2021-01-01 2021-12-31 0001877787 iiac:LeavingIndemnitiesMember country:ES 2021-01-01 2021-12-31 0001877787 iiac:NoncurrentRecognizedLiabilitiesDefinedBenefitPlanMember 2021-01-01 2021-12-31 0001877787 ifrs-full:LegalProceedingsProvisionMember 2021-01-01 2021-12-31 0001877787 ifrs-full:ProvisionForDecommissioningRestorationAndRehabilitationCostsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:RefundsProvisionMember 2021-01-01 2021-12-31 0001877787 ifrs-full:MiscellaneousOtherProvisionsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:LeaseLiabilitiesMember 2021-01-01 2021-12-31 0001877787 ifrs-full:OrdinarySharesMember 2021-01-01 2021-12-31 0001877787 iiac:TesituraUnbertinoMember 2021-01-01 2021-12-31 0001877787 iiac:GruppoDondiSpaMember 2021-01-01 2021-12-31 0001877787 ifrs-full:RightofuseAssetsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:PropertyPlantAndEquipmentMember 2021-01-01 2021-12-31 0001877787 ifrs-full:IntangibleAssetsOtherThanGoodwillMember 2021-01-01 2021-12-31 0001877787 iiac:AgnonaMember iiac:WriteDownsAndDisposalMember 2021-01-01 2021-12-31 0001877787 ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 ifrs-full:AccumulatedDepreciationAndAmortisationMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaMember iiac:CostsRelatedToTheBusinessCombinationMember 2021-01-01 2021-12-31 0001877787 iiac:IiacMember iiac:CostsRelatedToTheBusinessCombinationMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaMember iiac:GiftsAssoicationsAndDonationsMember 2021-01-01 2021-12-31 0001877787 iiac:ElahDufourS.p.aMemberMember 2021-01-01 2021-12-31 0001877787 iiac:TomFordMember 2021-01-01 2021-12-31 0001877787 ifrs-full:BottomOfRangeMember iiac:TomFordMember 2021-01-01 2021-12-31 0001877787 ifrs-full:TopOfRangeMember iiac:TomFordMember 2021-01-01 2021-12-31 0001877787 iiac:IncreaseDecreaseDueToApplicationOfIfrs16Member 2021-01-01 2021-12-31 0001877787 iiac:ZegnaMember iiac:FromThirdPartiesMember ifrs-full:OperatingSegmentsMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneMember iiac:FromThirdPartiesMember ifrs-full:OperatingSegmentsMember 2021-01-01 2021-12-31 0001877787 iiac:FromThirdPartiesMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaMember ifrs-full:OperatingSegmentsMember iiac:InterSegmentRevenueMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:OperatingSegmentsMember iiac:InterSegmentRevenueMember 2021-01-01 2021-12-31 0001877787 ifrs-full:EliminationOfIntersegmentAmountsMember iiac:InterSegmentRevenueMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaMember ifrs-full:OperatingSegmentsMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:OperatingSegmentsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:EliminationOfIntersegmentAmountsMember 2021-01-01 2021-12-31 0001877787 iiac:InterSegmentRevenueMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InsuranceContractsMember2017 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2021-01-01 2021-12-31 0001877787 iiac:FixedIncomeMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2021-01-01 2021-12-31 0001877787 iiac:HedgeFundsMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2021-01-01 2021-12-31 0001877787 iiac:RealEstateFundsMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2021-01-01 2021-12-31 0001877787 ifrs-full:EquityMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2021-01-01 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:PrivateEquityMember 2021-01-01 2021-12-31 0001877787 iiac:PrivateDebtMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2021-01-01 2021-12-31 0001877787 iiac:MoneyMarketFundsMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2021-01-01 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2021-01-01 2021-12-31 0001877787 iiac:FloatingIncomeMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-01-01 2021-12-31 0001877787 iiac:FixedIncomeMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-01-01 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-01-01 2021-12-31 0001877787 iiac:SecuritiesMember 2021-01-01 2021-12-31 0001877787 ifrs-full:AssetsAndLiabilitiesClassifiedAsHeldForSaleMember 2021-01-01 2021-12-31 0001877787 iiac:ShareBasedCompensationAwardTrancheOneMember srt:ChiefExecutiveOfficerMember 2021-01-01 2021-12-31 0001877787 iiac:ShareBasedCompensationAwardTrancheTwoMember srt:ChiefExecutiveOfficerMember 2021-01-01 2021-12-31 0001877787 iiac:ShareBasedCompensationAwardTrancheThreeMember srt:ChiefExecutiveOfficerMember 2021-01-01 2021-12-31 0001877787 iiac:LtiPlanMember 2021-01-01 2021-12-31 0001877787 iiac:AccumulatedDepreciationImpairmentAndAmortizationMember ifrs-full:LicencesAndFranchisesMember 2021-01-01 2021-12-31 0001877787 ifrs-full:OtherIntangibleAssetsMember iiac:AccumulatedDepreciationImpairmentAndAmortizationMember 2021-01-01 2021-12-31 0001877787 iiac:AccumulatedDepreciationImpairmentAndAmortizationMember 2021-01-01 2021-12-31 0001877787 ifrs-full:LicencesAndFranchisesMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 ifrs-full:OtherIntangibleAssetsMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 ifrs-full:IntangibleAssetsUnderDevelopmentMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 iiac:PerformanceShareUnitsMember iiac:ZegnaDirectorsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:GoodwillMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 ifrs-full:BrandNamesMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 iiac:PrivateWarrantsMember iiac:ZegnaNonexecutiveDirectorsMember 2021-01-01 2021-12-31 0001877787 iiac:WomanDivisionBusinessMember 2021-01-01 2021-12-31 0001877787 iiac:SupplyChainActivitiesMember 2021-01-01 2021-12-31 0001877787 iiac:HeadquarterFunctionsMember 2021-01-01 2021-12-31 0001877787 iiac:ProvisionForSeveranceIndemnitiesMember 2021-01-01 2021-12-31 0001877787 iiac:PutOptionsMember 2021-01-01 2021-12-31 0001877787 iiac:LanificioPutOptionMember 2021-01-01 2021-12-31 0001877787 iiac:TessituraUbertinoS.r.l.Member 2021-01-01 2021-12-31 0001877787 iiac:In.co.S.p.a.Member 2021-01-01 2021-12-31 0001877787 iiac:BonottoS.p.a.Member 2021-01-01 2021-12-31 0001877787 iiac:Gruppodondis.p.a.Member 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneGroupMember 2021-01-01 2021-12-31 0001877787 iiac:PelletteriaTizetaMember 2021-01-01 2021-12-31 0001877787 iiac:TomFordInternationalLlcMember 2021-01-01 2021-12-31 0001877787 iiac:FilatiBiagioliModestoSPAMember 2021-01-01 2021-12-31 0001877787 ifrs-full:ParentMember 2021-01-01 2021-12-31 0001877787 iiac:OtherMember 2021-01-01 2021-12-31 0001877787 iiac:AchillStationPtyLtdMember 2021-01-01 2021-12-31 0001877787 ifrs-full:LandAndBuildingsMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 iiac:IndustrialAndCommercialEquipmentMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 ifrs-full:OtherPropertyPlantAndEquipmentMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember ifrs-full:LandAndBuildingsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember iiac:IndustrialAndCommercialEquipmentMember 2021-01-01 2021-12-31 0001877787 ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember iiac:PlantAndMachineryMember 2021-01-01 2021-12-31 0001877787 ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember ifrs-full:OtherPropertyPlantAndEquipmentMember 2021-01-01 2021-12-31 0001877787 ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember 2021-01-01 2021-12-31 0001877787 iiac:PlantAndMachineryMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneIncMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:USD 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaVietnamLlcMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember iiac:VtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaMadridSaMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2021-01-01 2021-12-31 0001877787 iiac:GruppoDondiS.p.aMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2021-01-01 2021-12-31 0001877787 iiac:E.z..thaiHoldingLtdMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:THB 2021-01-01 2021-12-31 0001877787 iiac:BonottoS.p.aMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2021-01-01 2021-12-31 0001877787 iiac:TessituraUbertinoS.r.lMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2021-01-01 2021-12-31 0001877787 iiac:CappellificioCervoS.r.lMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2021-01-01 2021-12-31 0001877787 iiac:ZegnaSouthAsiaPrivateLtdMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:INR 2021-01-01 2021-12-31 0001877787 iiac:ZegnaGulfTradingLlcMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:AED 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxAssetsMember ifrs-full:PropertyPlantAndEquipmentMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxAssetsMember iiac:DeferredTaxAssetsEmployeeBenefitsMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxAssetsMember iiac:DeferredTaxAssetsTaxProvisionsMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxAssetsMember iiac:DeferredTaxAssetsFinancialAssetsMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxAssetsProvisionForObsoleteInventoryMember iiac:DeferredTaxAssetsMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxAssetsMember iiac:DeferredTaxAssetsIntangibleAssetsMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxAssetsMember ifrs-full:RightofuseAssetsMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxAssetsMember ifrs-full:OtherTemporaryDifferencesMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxAssetsMember ifrs-full:UnusedTaxLossesMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxAssetsMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember iiac:DeferredTaxLiabilitiesPropertyPlantAndEquipmentMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxLiabilitiesRightOfUseAssetsMember iiac:DeferredTaxLiabilitiesMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember iiac:DeferredTaxLiabilitiesIntangibleAssetsMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember iiac:DeferredTaxLiabilitiesFinancialAssetsFairValueMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember ifrs-full:OtherTemporaryDifferencesMember 2021-01-01 2021-12-31 0001877787 iiac:DeferredTaxLiabilitiesMember 2021-01-01 2021-12-31 0001877787 ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:TopOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaSegmentMember iiac:LeasedStoresMember country:HK 2021-01-01 2021-12-31 0001877787 iiac:TangibleAssetsUnderConstructionAndAdvancesMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 ifrs-full:OtherPropertyPlantAndEquipmentMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 ifrs-full:LeaseholdImprovementsMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 ifrs-full:GrossCarryingAmountMember iiac:IndustrialAndCommercialEquipmentMember 2021-01-01 2021-12-31 0001877787 ifrs-full:MachineryMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 ifrs-full:LandAndBuildingsMember ifrs-full:GrossCarryingAmountMember 2021-01-01 2021-12-31 0001877787 iiac:AccumulatedDepreciationMember ifrs-full:MachineryMember 2021-01-01 2021-12-31 0001877787 iiac:IndustrialAndCommercialEquipmentMember iiac:AccumulatedDepreciationMember 2021-01-01 2021-12-31 0001877787 ifrs-full:LeaseholdImprovementsMember iiac:AccumulatedDepreciationMember 2021-01-01 2021-12-31 0001877787 ifrs-full:OtherPropertyPlantAndEquipmentMember iiac:AccumulatedDepreciationMember 2021-01-01 2021-12-31 0001877787 iiac:AccumulatedDepreciationMember 2021-01-01 2021-12-31 0001877787 ifrs-full:LandAndBuildingsMember iiac:AccumulatedDepreciationMember 2021-01-01 2021-12-31 0001877787 iiac:CommittedLoansMember 2021-01-01 2021-12-31 0001877787 iiac:OtherFinancialLoansMember 2021-01-01 2021-12-31 0001877787 iiac:TangibleAssetsUnderConstructionAndAdvancesMember iiac:AccumulatedDepreciationMember 2021-01-01 2021-12-31 0001877787 iiac:DirectToConsumerZegnaBrandedProductsMember 2021-01-01 2021-12-31 0001877787 iiac:DirectToConsumerThomBrowneBrandedProductsMember 2021-01-01 2021-12-31 0001877787 iiac:TotalDirectToCustomerMember 2021-01-01 2021-12-31 0001877787 iiac:WholesaleZegnaBrandedProductsMember 2021-01-01 2021-12-31 0001877787 iiac:WholesaleThomBrowneBrandedProductsMember 2021-01-01 2021-12-31 0001877787 iiac:WholesaleThirdPartyBrandsAndTextileMember 2021-01-01 2021-12-31 0001877787 iiac:WholesaleAgnonaMember 2021-01-01 2021-12-31 0001877787 iiac:TotalWholesaleMember 2021-01-01 2021-12-31 0001877787 iiac:OtherSalesMember 2021-01-01 2021-12-31 0001877787 currency:JPY 2021-01-01 2021-12-31 0001877787 currency:AED 2021-01-01 2021-12-31 0001877787 currency:SGD 2021-01-01 2021-12-31 0001877787 currency:HKD 2021-01-01 2021-12-31 0001877787 currency:GBP 2021-01-01 2021-12-31 0001877787 currency:CNY 2021-01-01 2021-12-31 0001877787 currency:CHF 2021-01-01 2021-12-31 0001877787 currency:USD 2021-01-01 2021-12-31 0001877787 iiac:CguThomBrowneMember 2021-01-01 2021-12-31 0001877787 iiac:CguZegnaSegmentMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneSegmentDosMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:TopOfRangeMember iiac:ThomBrowneSegmentDosMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaSegmentDosMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaSegmentDosMember ifrs-full:TopOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaSegmentDosMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneSegmentDosMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaSegmentAndThomBrowneSegmentMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:IncoSP.aMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:LanificioErmenegildoZegnaEFigliS.p.a.Member 2021-01-01 2021-12-31 0001877787 iiac:EziS.p.a.Member iiac:ErmenegildoZegnaN.vMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:EzServiceS.r.lMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:BonottoS.p.a.Member 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:CappellificioCervoS.r.lMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneTradingSaMember iiac:ThomBrowneServicesItalyS.r.l.Member 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneServicesItalyS.r.lMember iiac:ThomBrowneRetailItalyS.r.lMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:GruppoDondiS.p.a.Member 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:TessituraUbertinoS.r.l.Member 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:InvestindustrialAcquisitionCorpMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaGiyimSanayiVeTic.A.S.Member 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaH.m.b.hMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaVietnamLlcMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaGulfTradingLlcMember iiac:ConsitexS.aMember 2021-01-01 2021-12-31 0001877787 iiac:ConsitexS.aMember iiac:EzUsHoldingIncMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:E.zegnaatticasinglemembersocietanonymeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ThomBrowneIncMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneIncMember iiac:ThomBrowneJapanIncMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneIncMember iiac:ThomBrowneTradingSaMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneTradingSaMember iiac:ThomBrowneFranceServicesMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneTradingSaMember iiac:ThomBrowneUkLimitedMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneTradingSaMember iiac:TailoringLuxuryCo.LtdMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneTradingSaMember iiac:ThomBrowneMacauLimitedMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneCanadaMember iiac:ThomBrowneTradingSaMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneTradingSaMember iiac:ThomBrowneHongKongLimitedMember 2021-01-01 2021-12-31 0001877787 iiac:AlanRealEstateS.aMember iiac:SixtyOneWestTwentyThirdStreetLlcMember 2021-01-01 2021-12-31 0001877787 iiac:AlanRealEstateS.aMember iiac:AchillLandPtyLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:SocitDeTextilesAstrumFranceS.a.r.lMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaGmbhMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ZegnaJapanCoLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:FantasiaLondonLimitedMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaS.a.DeC.vMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:EzetiPortugal.S.aMember 2021-01-01 2021-12-31 0001877787 iiac:EzetiS.lMember iiac:ErmenegildoZegnaMadridS.aMember 2021-01-01 2021-12-31 0001877787 iiac:EzetiS.lMember iiac:ItalcoS.aMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ItalcoS.aMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaCzechSROMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:Co.ti.ServiceS.a.Member 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ConsitexS.aMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaCorporationMember iiac:ErmenegildoZegnaN.vMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ZegnaChinaEnterpriseManagementCoLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaChinaCoLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:IsmacoAmsterdamB.VMember 2021-01-01 2021-12-31 0001877787 iiac:ConsitexS.aMember iiac:ErmenegildoZegnafareastpteLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaHongKongLtdMember 2021-01-01 2021-12-31 0001877787 iiac:E.ZegnaTradingHongKongLtdTaiwanBranchMember iiac:ErmenegildoZegnaHongKongLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ConsitexS.aMember iiac:ErmenegildoZegnaCanadaIncMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnafareastpteLtdMember iiac:ErmenegildoZegnaAustraliaPtyLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:EZNewZealandLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.v.ItalcoS.aMember iiac:EzesaArgentinaS.aMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:E.Z.ThaiHoldingLtdMember 2021-01-01 2021-12-31 0001877787 iiac:E.Z.ThaiHoldingLtdErmenegildoZegnaFareastpteLtdMember iiac:TheItalianFashionCo.LtdMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaSouthAsiaPrivateLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.v.IsmacoMember iiac:IsmacoTekstilLimitedSirketiMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:EzesaBrasilParticipacoesLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ConsitexS.aMember iiac:ErmenegildoZegnaMacauLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaMalaysiaSdn.BhdMember iiac:ErmenegildoZegnafareastpteLtdMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaMarocS.a.r.l.a.uMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:EzRealEstateS.r.lMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:AgnonaS.r.lMember 2021-01-01 2021-12-31 0001877787 iiac:E.z.HolditaliaMember iiac:ErmenegildoZegnaKoreaLtdMember 2021-01-01 2021-12-31 0001877787 iiac:EzRealEstateS.r.lMember iiac:AlanRealEstateS.aMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:Sharmoon.ez.garmentsCoLtdMember 2021-01-01 2021-12-31 0001877787 iiac:AcquedottoPianconeS.r.l.Member iiac:LanificioErmenegildoZegnaEFigliS.p.aMember 2021-01-01 2021-12-31 0001877787 iiac:ConsorzioTuristicoAlpiBiellesiMember iiac:EzRealEstateS.r.lMember 2021-01-01 2021-12-31 0001877787 iiac:PettinaturaDiVerroneS.r.l.Member iiac:LanificioErmenegildoZegnaEFigliS.p.aMember 2021-01-01 2021-12-31 0001877787 iiac:FTwoS.r.lMember iiac:BonottoS.p.a.Member 2021-01-01 2021-12-31 0001877787 iiac:BeaBiellaS.r.lMember iiac:EzRealEstateS.r.lMember 2021-01-01 2021-12-31 0001877787 iiac:FutureOneHundredAndOneDesignPrivateLtdMember iiac:E.z.HolditaliaMember 2021-01-01 2021-12-31 0001877787 iiac:ElahDufourS.p.aMember iiac:E.z.HolditaliaMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractOneMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractTwoMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractThreeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractFourMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractFiveMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractSixMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractSevenMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractEightMember 2021-01-01 2021-12-31 0001877787 iiac:InterestRateSwapContractNineMember ifrs-full:InterestRateRiskMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateSwapContractMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractTenMember 2021-01-01 2021-12-31 0001877787 iiac:ElahDufourOptionMember iiac:ElahDufourSpaMember ifrs-full:TopOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:BuildingsMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:BuildingsMember ifrs-full:TopOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:MachineryMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:TopOfRangeMember ifrs-full:MachineryMember 2021-01-01 2021-12-31 0001877787 ifrs-full:OtherPropertyPlantAndEquipmentMember ifrs-full:TopOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:OtherPropertyPlantAndEquipmentMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:IndustrialAndCommercialEquipmentMember ifrs-full:TopOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:IndustrialAndCommercialEquipmentMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:DevelopmentCostsAndOtherIntangibleAssetsMember ifrs-full:TopOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:DevelopmentCostsAndOtherIntangibleAssetsMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:ComputerSoftwareMember ifrs-full:TopOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:ComputerSoftwareMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember ifrs-full:TopOfRangeMember 2021-01-01 2021-12-31 0001877787 ifrs-full:CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:KnowHowMember 2021-01-01 2021-12-31 0001877787 ifrs-full:CustomerrelatedIntangibleAssetsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:AtCostOrInAccordanceWithIFRS16WithinFairValueModelMember 2021-01-01 2021-12-31 0001877787 ifrs-full:SubsidiariesMember iiac:ThomBrowneMember 2021-01-01 2021-12-31 0001877787 ifrs-full:SubsidiariesMember iiac:LanificioMember 2021-01-01 2021-12-31 0001877787 ifrs-full:WrittenPutOptionsMember iiac:LanificioErmenegildoZegnaeFigliSpaMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:WrittenPutOptionsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:WrittenPutOptionsMember iiac:ThomBrowneMember iiac:MrthomBrowneMember 2021-01-01 2021-12-31 0001877787 ifrs-full:WrittenPutOptionsMember 2021-01-01 2021-12-31 0001877787 ifrs-full:WrittenPutOptionsMember ifrs-full:NoncontrollingInterestsMember 2021-01-01 2021-12-31 0001877787 iiac:PublicWarrantsMember 2021-01-01 2021-12-31 0001877787 iiac:EqualsOrExceedsUsdEighteenPerShareMember iiac:PublicWarrantsMember 2021-01-01 2021-12-31 0001877787 iiac:EqualsOrExceedsUsdTenPerShareMember iiac:PublicWarrantsMember 2021-01-01 2021-12-31 0001877787 iiac:BondsRelatedToNonconvertibleDebentureLoansMember 2021-01-01 2021-12-31 0001877787 iiac:WarrantsMember 2021-01-01 2021-12-31 0001877787 dei:BusinessContactMember 2021-01-01 2021-12-31 0001877787 iiac:Co.tiServiceS.a.Member iiac:PointSevenNinePercentageMaturingMarchTwoThousandAndTwentyTwoMember ifrs-full:FixedInterestRateMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember ifrs-full:FixedInterestRateMember iiac:FixedInterestRateZeroPercentInterestRateMaturingMarchTwoThousandAndTwentyTwoOneMember 2021-01-01 2021-12-31 0001877787 iiac:FixedInterestRateZeroPercentInterestRateMaturingMarchTwoThousandAndTwentyTwoTwoMember iiac:ErmenegildoZegnaNvMember ifrs-full:FixedInterestRateMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateThreeMonthsEuriborMember iiac:PointSixNonePercentVariableInterestRateSpreadMaturingSeptemberTwoThousandAndTwentyTwoMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:FixedInterestRateOnePointTwoFivepercentMaturingDecemberTwoThousandAndTwentyTwoMember ifrs-full:FixedInterestRateMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:OnePointFourEightPercentVariableInterestRateSpreadMaturingJanuaryTwoThousandAndTwentyThreeMember iiac:VariableInterestRateIrsMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateIrsMember iiac:PointEightZeroPercentVariableInterestRateSpreadMaturingFeburaryTwoThousandAndTwentyThreeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember ifrs-full:FixedInterestRateMember iiac:PointSevenSevenPercentMaturingMarchTwoThousandAndTwentyThreeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember ifrs-full:FixedInterestRateMember iiac:FixedInterestRatePointFourNinePercentMaturingAprilTwoThousandAndTwentyThreeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateEuriborSixMonthsMember iiac:PointSevenFivePercentVariableInterestRateSpreadMaturingMayTwoThousandAndTwentyThreeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateEuriborSixMonthsMember iiac:PointEightThreePercentVariableInterestSpreadMaturingJuneTwoThousandAndTwentyThreeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateIrsMember iiac:OnePointZeroFivePercentVariableInterestRateSpreadAugustTwoThousandAndTwentyThreeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateEuriborSixMonthsMember iiac:PointEightPercentVariableInterestSpreadMaturingSeptemberTwoThousandAndTwentyThreeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateIrsMember iiac:PointSevenFivePercentVariableInterestSpreadMaturingNovemberTwoThousandAndTwentyThreeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateEuriborSixMonthsMember iiac:PointSevenFivePercentVariableInterestSpreadMaturingNovemberTwoThousandAndTwentyThreeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember ifrs-full:FixedInterestRateMember iiac:FixedInterestRateOnePointTwoTwoPercentMaturingNovemberTwoThousandAndTwentyThreeMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateIrsMember iiac:PointEightOnePercentVariableInterestSpreadMaturingAprilTwoThousandAndTwentyFourMember 2021-01-01 2021-12-31 0001877787 iiac:FixedInterestRateOnePointThreeFivePercentMaturingJuneTwoThousandAndTwentyFourMember ifrs-full:FixedInterestRateMember iiac:LanificioErmenegildoZegnaEFigliS.p.aMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateIrsMember iiac:PointSixZeroPercentVariableInterestSpreadMaturingDecemberTwoThousandAndTwentyFourMember 2021-01-01 2021-12-31 0001877787 iiac:Co.tiServiceS.a.Member ifrs-full:FixedInterestRateMember iiac:PointSevenFivePercentageMaturingMarchTwoThousandAndTwentyFiveMember 2021-01-01 2021-12-31 0001877787 iiac:CoTiServiceSAMember iiac:PointSevenFivePercentageMaturingAprilTwoThousandAndTwentyFiveMember ifrs-full:FixedInterestRateMember 2021-01-01 2021-12-31 0001877787 iiac:PointSevenSixPercentVariableInterestRateSpreadMaturingMayTwoThousandAndTwentyFiveMember iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateEuriborOneMonthMember 2021-01-01 2021-12-31 0001877787 iiac:FixedInterestRatePointSevenThreePercentMaturingSeptemberTwoThousandAndTwetnyEightMember iiac:ErmenegildoZegnaNvMember ifrs-full:FixedInterestRateMember 2021-01-01 2021-12-31 0001877787 iiac:OtherMember ifrs-full:FixedInterestRateMember iiac:FixedInterestRateZeroPointZeroFivePercentMaturingJuneTwoThousandAndTwentyFiveMember 2021-01-01 2021-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:Co.tiServiceS.a.Member iiac:PointSevenNinePercentageMaturingFebruaryTwoThousandAndTwentyTwoMember 2021-01-01 2021-12-31 0001877787 ifrs-full:AssociatesMember 2021-01-01 2021-12-31 0001877787 iiac:FilatiBiagioliModestoSPAMember ifrs-full:AssociatesMember 2021-01-01 2021-12-31 0001877787 iiac:TomFordMember ifrs-full:AssociatesMember 2021-01-01 2021-12-31 0001877787 iiac:OtherCompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember iiac:DispositionEntitiesMember 2021-01-01 2021-12-31 0001877787 iiac:GSchneiderSpaMember iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2021-01-01 2021-12-31 0001877787 iiac:AgnonaSrlMember iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2021-01-01 2021-12-31 0001877787 iiac:OtherCompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2021-01-01 2021-12-31 0001877787 iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaGroupMember 2021-01-01 2021-12-31 0001877787 ifrs-full:OtherRelatedPartiesMember 2021-01-01 2021-12-31 0001877787 iiac:CompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember iiac:AgnonaSrlMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyHedgingInstrumentsMember currency:USD iiac:ForeignCurrencyRiskMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:SGD 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:CHF 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:HKD 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:GBP 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:CNY 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:JPY 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:USD 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:CHF 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:SGD 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:GBP 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:HKD 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:CNY 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:JPY 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:USD 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:CNY iiac:ForeignCurrencyHedgingInstrumentsMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneGroupMember iiac:ForeignCurrencyRiskMember 2021-01-01 2021-12-31 0001877787 currency:USD iiac:ThomBrowneGroupMember iiac:ForeignCurrencyRiskMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:ForeignCurrencyHedgingInstrumentsMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:SGD iiac:ForeignCurrencyHedgingInstrumentsMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:GBP iiac:ForeignCurrencyHedgingInstrumentsMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:HKD iiac:ForeignCurrencyHedgingInstrumentsMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:JPY iiac:ForeignCurrencyHedgingInstrumentsMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:CHF iiac:ForeignCurrencyHedgingInstrumentsMember 2021-01-01 2021-12-31 0001877787 iiac:MonterubelloAndCompaniesControlledByMonterubelloOritsShareholdersZegnaDirectorsOrSeniorManagementMember iiac:PkbPrivateBankAgMember 2021-01-01 2021-12-31 0001877787 iiac:CashSettledShareBasedPaymentsMember iiac:AwardWithNoSpecificConditionsMember iiac:FollowingTheShareSplitMember 2021-01-01 2021-12-31 0001877787 iiac:CashSettledShareBasedPaymentsMember iiac:FollowingTheShareSplitMember 2021-01-01 2021-12-31 0001877787 iiac:BorrowingsInterestRateOf0.284Member ifrs-full:InterestRateRiskMember 2021-01-01 2021-12-31 0001877787 iiac:BorrowingsInterestRateOf0.112Member ifrs-full:InterestRateRiskMember 2021-01-01 2021-12-31 0001877787 iiac:BorrowingsInterestRateOf0.115Member ifrs-full:InterestRateRiskMember 2021-01-01 2021-12-31 0001877787 iiac:BorrowingsInterestRateOf0.186Member ifrs-full:InterestRateRiskMember 2021-01-01 2021-12-31 0001877787 iiac:BorrowingsInterestRateOf0.000Member ifrs-full:InterestRateRiskMember 2021-01-01 2021-12-31 0001877787 iiac:BorrowingsInterestRateOf0.167Member ifrs-full:InterestRateRiskMember 2021-01-01 2021-12-31 0001877787 ifrs-full:InterestRateRiskMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:PelletteriaTizetaS.r.lMember 2021-01-01 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:FilatiBiagioliModestoS.p.aMember 2021-01-01 2021-12-31 0001877787 iiac:AchillStationPtyLtdMember iiac:AlanRealEstateS.aMember 2021-01-01 2021-12-31 0001877787 iiac:TomFordInternationalLlcMember iiac:EzUsHoldingIncMember 2021-01-01 2021-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember iiac:AwardWithVestingTranchesMember iiac:ZegnaDirectorsExcludingTheCeoAndKeyExecutivesAndOtherEmployeesMember 2021-01-01 2021-12-31 0001877787 iiac:TrancheTwoMember iiac:ZegnaDirectorsExcludingTheCeoAndKeyExecutivesAndOtherEmployeesMember iiac:PerformanceShareUnitsMember iiac:EquitySettledShareBasedPaymentsMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember iiac:ZegnaDirectorsExcludingTheCeoAndKeyExecutivesAndOtherEmployeesMember iiac:TrancheOneMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember iiac:TrancheTwoMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember iiac:AwardWithVestingTranchesMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember iiac:TrancheOneMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:ShareOptionMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember 2021-01-01 2021-12-31 0001877787 iiac:PerformanceShareUnitsMember iiac:EquitySettledShareBasedPaymentsMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember iiac:AwardWithVestingTranchesMember iiac:KeyManagementExcludingTheCeoMember iiac:ZegnaDirectorsExcludingTheCeoAndKeyExecutivesAndOtherEmployeesMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember ifrs-full:TopOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember ifrs-full:BottomOfRangeMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember ifrs-full:BottomOfRangeMember iiac:AwardWithVestingTranchesMember iiac:ZegnaDirectorsExcludingTheCeoAndKeyExecutivesAndOtherEmployeesMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember ifrs-full:TopOfRangeMember iiac:AwardWithVestingTranchesMember iiac:ZegnaDirectorsExcludingTheCeoAndKeyExecutivesAndOtherEmployeesMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember ifrs-full:BottomOfRangeMember iiac:AwardWithVestingTranchesMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:PerformanceShareUnitsMember ifrs-full:TopOfRangeMember iiac:AwardWithVestingTranchesMember 2021-01-01 2021-12-31 0001877787 iiac:EquitySettledShareBasedPaymentsMember iiac:FollowingTheShareSplitMember 2021-01-01 2021-12-31 0001877787 iiac:TrancheOneMember iiac:ZegnaDirectorsExcludingTheCeoAndKeyExecutivesAndOtherEmployeesMember iiac:SharePriceOfAtLeastUsdTwelvePointFiftyMember 2021-01-01 2021-12-31 0001877787 iiac:SharePriceOfAtLeastUsdElevenPointFiftyMember iiac:ZegnaDirectorsExcludingTheCeoAndKeyExecutivesAndOtherEmployeesMember iiac:TrancheOneMember 2021-01-01 2021-12-31 0001877787 iiac:TrancheOneMember iiac:SharePriceOfAtLeastUsdTwelvePointFiftyMember 2021-01-01 2021-12-31 0001877787 iiac:TrancheOneMember iiac:SharePriceOfAtLeastUsdElevenPointFiftyMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneMember 2021-01-01 2021-12-31 0001877787 country:US iiac:AgnonaMember iiac:WriteDownsAndDisposalMember 2021-01-01 2021-12-31 0001877787 iiac:CostsRelatedToTheBusinessCombinationMember 2021-01-01 2021-12-31 0001877787 iiac:MonterubelloMember 2021-01-01 2021-12-31 0001877787 iiac:PrivateWarrantsMember 2021-01-01 2021-12-31 0001877787 iiac:ShareSplitMember 2021-01-01 2021-12-31 0001877787 iiac:PersonnelCostsAndOffsettingMember 2021-01-01 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember 2021-01-01 2021-12-31 0001877787 country:US iiac:CostsRelatedToLeaseAgreementsMember 2021-01-01 2021-12-31 0001877787 country:IT iiac:CostsRelatedToLeaseAgreementsMember 2021-01-01 2021-12-31 0001877787 country:GB iiac:CostsRelatedToLeaseAgreementsMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaMember 2021-01-01 2021-12-31 0001877787 iiac:PerformanceShareUnitsMember 2021-01-01 2021-12-31 0001877787 iiac:AgnonaSrlMember ifrs-full:SubsidiariesMember 2021-01-01 2021-12-31 0001877787 iiac:ImpairedZegnaSegmentDosMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaNonExecutiveDirectorsMember iiac:PrivatePlacementWarrantsMember 2021-01-01 2021-12-31 0001877787 iiac:PrivatePlacementWarrantsMember 2021-01-01 2021-12-31 0001877787 iiac:ZegnaBrandedProductsMember 2021-01-01 2021-12-31 0001877787 iiac:ThomBrowneGroupMember 2021-01-01 2021-12-31 0001877787 iiac:TextileMember 2021-01-01 2021-12-31 0001877787 iiac:ThirdPartyBrandsMember 2021-01-01 2021-12-31 0001877787 iiac:AgnonaMember 2021-01-01 2021-12-31 0001877787 iiac:OtherProductMember 2021-01-01 2021-12-31 0001877787 iiac:EuropeTheMiddleEastAndAfricaMember 2021-01-01 2021-12-31 0001877787 iiac:EuropeTheMiddleEastAndAfricaMember country:IT 2021-01-01 2021-12-31 0001877787 iiac:EuropeTheMiddleEastAndAfricaMember iiac:UkMember 2021-01-01 2021-12-31 0001877787 srt:NorthAmericaMember 2021-01-01 2021-12-31 0001877787 srt:NorthAmericaMember country:US 2021-01-01 2021-12-31 0001877787 srt:LatinAmericaMember 2021-01-01 2021-12-31 0001877787 srt:AsiaPacificMember 2021-01-01 2021-12-31 0001877787 srt:AsiaPacificMember iiac:GreaterChinaRegionMember 2021-01-01 2021-12-31 0001877787 country:JP srt:AsiaPacificMember 2021-01-01 2021-12-31 0001877787 iiac:OtherAreaMember 2021-01-01 2021-12-31 0001877787 iiac:PostEmploymentBenefitMember 2020-12-31 0001877787 iiac:OtherLongTermEmployeeBenefitMember 2020-12-31 0001877787 iiac:TerminationBenefitsMember 2020-12-31 0001877787 ifrs-full:DefinedBenefitPlansThatShareRisksBetweenEntitiesUnderCommonControlMember 2020-12-31 0001877787 iiac:OtherLongtermPayablesToEmployeesMember 2020-12-31 0001877787 iiac:ItalianLeavingIndemnitiesTfrMember 2020-12-31 0001877787 iiac:OtherLeavingIndemnitiesMember 2020-12-31 0001877787 country:CN 2020-12-31 0001877787 country:ES ifrs-full:TopOfRangeMember 2020-12-31 0001877787 country:ES ifrs-full:BottomOfRangeMember 2020-12-31 0001877787 country:IT ifrs-full:TopOfRangeMember 2020-12-31 0001877787 country:IT ifrs-full:BottomOfRangeMember 2020-12-31 0001877787 country:ES 2020-12-31 0001877787 country:IT 2020-12-31 0001877787 ifrs-full:ActuarialAssumptionOfDiscountRatesMember 2020-12-31 0001877787 ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflationMember 2020-12-31 0001877787 iiac:ActuarialAssumptionOfTurnOverRateMember 2020-12-31 0001877787 ifrs-full:RefundsProvisionMember 2020-12-31 0001877787 ifrs-full:MiscellaneousOtherProvisionsMember 2020-12-31 0001877787 ifrs-full:LegalProceedingsProvisionMember 2020-12-31 0001877787 ifrs-full:ProvisionForDecommissioningRestorationAndRehabilitationCostsMember 2020-12-31 0001877787 ifrs-full:LeaseLiabilitiesMember 2020-12-31 0001877787 ifrs-full:NotLaterThanOneYearMember 2020-12-31 0001877787 ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember 2020-12-31 0001877787 ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember 2020-12-31 0001877787 ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember 2020-12-31 0001877787 iiac:LaterThanFourYearsMember 2020-12-31 0001877787 iiac:SpecialSharesMember 2020-12-31 0001877787 ifrs-full:OrdinarySharesMember 2020-12-31 0001877787 ifrs-full:AdditionalPaidinCapitalMember 2020-12-31 0001877787 ifrs-full:ReserveOfSharebasedPaymentsMember 2020-12-31 0001877787 iiac:TreasurySharesForReserveMember 2020-12-31 0001877787 iiac:OrdinarySharesWereHeldInTreasuryMember 2020-12-31 0001877787 iiac:LegalReserveMember 2020-12-31 0001877787 iiac:ReserveForTreasurySharesMember 2020-12-31 0001877787 ifrs-full:AccumulatedOtherComprehensiveIncomeMember 2020-12-31 0001877787 iiac:ReserveForNonControllingInterestsMember 2020-12-31 0001877787 iiac:OtherReserveMember 2020-12-31 0001877787 iiac:CashHeldInChinaMember 2020-12-31 0001877787 iiac:CashHeldInArgentinaMember 2020-12-31 0001877787 ifrs-full:AssetsAndLiabilitiesClassifiedAsHeldForSaleMember 2020-12-31 0001877787 ifrs-full:BottomOfRangeMember 2020-12-31 0001877787 ifrs-full:TopOfRangeMember 2020-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:BrandNamesMember 2020-12-31 0001877787 iiac:ZegnaMember ifrs-full:GoodwillMember 2020-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:GoodwillMember 2020-12-31 0001877787 ifrs-full:GoodwillMember 2020-12-31 0001877787 iiac:EmeaRegionMember 2020-12-31 0001877787 iiac:EmeaRegionMember iiac:ItMember 2020-12-31 0001877787 srt:NorthAmericaMember 2020-12-31 0001877787 srt:NorthAmericaMember country:US 2020-12-31 0001877787 srt:LatinAmericaMember 2020-12-31 0001877787 srt:AsiaPacificMember 2020-12-31 0001877787 srt:AsiaPacificMember iiac:CnMember 2020-12-31 0001877787 srt:AsiaPacificMember iiac:JpMember 2020-12-31 0001877787 iiac:TomFordInternationalLlcMember ifrs-full:WeightedAverageCostOfCapitalMeasurementInputMember 2020-12-31 0001877787 iiac:GruppoDondiS.p.aMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2020-12-31 0001877787 iiac:BonottoS.p.aMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2020-12-31 0001877787 iiac:LanificioErmenegildoZegnaEFigliS.p.aMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2020-12-31 0001877787 iiac:ErmenegildoZegnaMadridSaMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2020-12-31 0001877787 iiac:ZegnaSouthAsiaPrivateLtdMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:INR 2020-12-31 0001877787 iiac:ErmenegildoZegnaVietnamLlcMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember iiac:VtdMember 2020-12-31 0001877787 iiac:AChillLandPtyLtdMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:AUD 2020-12-31 0001877787 iiac:ZegnaGulfTradingLlcMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:AED 2020-12-31 0001877787 iiac:ThomBrowneIncMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:USD 2020-12-31 0001877787 iiac:EmeaMember 2020-12-31 0001877787 country:US 2020-12-31 0001877787 iiac:ApacMember 2020-12-31 0001877787 iiac:ChinaRegionMember 2020-12-31 0001877787 ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember 2020-12-31 0001877787 ifrs-full:LaterThanFiveYearsMember 2020-12-31 0001877787 iiac:NoExpirationMember 2020-12-31 0001877787 iiac:CommittedLoansMember 2020-12-31 0001877787 iiac:OtherFinancialLoansMember 2020-12-31 0001877787 iiac:CommittedLoansMember 2020-12-31 0001877787 iiac:CommittedLoansMember ifrs-full:NotLaterThanOneYearMember 2020-12-31 0001877787 iiac:CommittedLoansMember ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember 2020-12-31 0001877787 iiac:CommittedLoansMember ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember 2020-12-31 0001877787 iiac:CommittedLoansMember ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember 2020-12-31 0001877787 iiac:CommittedLoansMember iiac:FiveYearsAndThereafterMember 2020-12-31 0001877787 iiac:OtherFinancialLiabilitiesMember 2020-12-31 0001877787 iiac:OtherFinancialLiabilitiesMember ifrs-full:NotLaterThanOneYearMember 2020-12-31 0001877787 iiac:OtherFinancialLiabilitiesMember ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember 2020-12-31 0001877787 iiac:OtherFinancialLiabilitiesMember iiac:FiveYearsAndThereafterMember 2020-12-31 0001877787 iiac:FiveYearsAndThereafterMember 2020-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:OtherCurrentFinancialAssetsMember 2020-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:OtherCurrentFinancialAssetsMember 2020-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:OtherCurrentFinancialAssetsMember 2020-12-31 0001877787 iiac:OtherCurrentFinancialAssetsMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:OtherCurrentFinancialAssetsMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:OtherCurrentFinancialAssetsMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:OtherCurrentFinancialAssetsMember 2020-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:OthernoncurrentfinancialAssetsMember 2020-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:OthernoncurrentfinancialAssetsMember 2020-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:OthernoncurrentfinancialAssetsMember 2020-12-31 0001877787 iiac:OthernoncurrentfinancialAssetsMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:OthernoncurrentfinancialAssetsMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:OthernoncurrentfinancialAssetsMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:OthernoncurrentfinancialAssetsMember 2020-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember ifrs-full:TradeReceivablesMember 2020-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember ifrs-full:TradeReceivablesMember 2020-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember ifrs-full:TradeReceivablesMember 2020-12-31 0001877787 ifrs-full:TradeReceivablesMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember ifrs-full:TradeReceivablesMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember ifrs-full:TradeReceivablesMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember ifrs-full:TradeReceivablesMember 2020-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:CashAndCashEquivalentsMember 2020-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:CashAndCashEquivalentsMember 2020-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:CashAndCashEquivalentsMember 2020-12-31 0001877787 iiac:CashAndCashEquivalentsMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:CashAndCashEquivalentsMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:CashAndCashEquivalentsMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:CashAndCashEquivalentsMember 2020-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember ifrs-full:DerivativesMember 2020-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember ifrs-full:DerivativesMember 2020-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember ifrs-full:DerivativesMember 2020-12-31 0001877787 ifrs-full:DerivativesMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember ifrs-full:DerivativesMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember ifrs-full:DerivativesMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember ifrs-full:DerivativesMember 2020-12-31 0001877787 iiac:PrivateDebtMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:PrivateDebtMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:PrivateDebtMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:PrivateDebtMember 2020-12-31 0001877787 iiac:PrivateDebtMember ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:PrivateDebtMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:PrivateDebtMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:PrivateEquityMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:PrivateEquityMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:PrivateEquityMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:PrivateEquityMember 2020-12-31 0001877787 iiac:PrivateEquityMember ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:PrivateEquityMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:PrivateEquityMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 ifrs-full:EquityMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 ifrs-full:EquityMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 ifrs-full:EquityMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 ifrs-full:EquityMember 2020-12-31 0001877787 ifrs-full:EquityMember ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember 2020-12-31 0001877787 ifrs-full:EquityMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember ifrs-full:EquityMember 2020-12-31 0001877787 iiac:RealEstateFundsMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:RealEstateFundsMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:RealEstateFundsMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:RealEstateFundsMember 2020-12-31 0001877787 iiac:RealEstateFundsMember ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:RealEstateFundsMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:RealEstateFundsMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:HedgeFundsMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:HedgeFundsMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:HedgeFundsMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:HedgeFundsMember 2020-12-31 0001877787 iiac:HedgeFundsMember ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:HedgeFundsMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:HedgeFundsMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:MoneyMarketFundsAndFloatingIncomeMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:MoneyMarketFundsAndFloatingIncomeMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:MoneyMarketFundsAndFloatingIncomeMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:MoneyMarketFundsAndFloatingIncomeMember 2020-12-31 0001877787 iiac:MoneyMarketFundsAndFloatingIncomeMember ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:MoneyMarketFundsAndFloatingIncomeMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:MoneyMarketFundsAndFloatingIncomeMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:FixedIncomeMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:FixedIncomeMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:FixedIncomeMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:FixedIncomeMember 2020-12-31 0001877787 iiac:FixedIncomeMember ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:FixedIncomeMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:FixedIncomeMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:InsuranceContractMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:InsuranceContractMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:InsuranceContractMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:InsuranceContractMember 2020-12-31 0001877787 iiac:InsuranceContractMember ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:InsuranceContractMember ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:InsuranceContractMember ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 currency:USD 2020-12-31 0001877787 currency:CHF 2020-12-31 0001877787 currency:CNY 2020-12-31 0001877787 currency:GBP 2020-12-31 0001877787 currency:HKD 2020-12-31 0001877787 currency:SGD 2020-12-31 0001877787 currency:AED 2020-12-31 0001877787 currency:JPY 2020-12-31 0001877787 ifrs-full:ForwardContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember 2020-12-31 0001877787 iiac:DealContingentOptionMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember 2020-12-31 0001877787 ifrs-full:DerivativesMember iiac:FinancialInstrumentsHeldForHedgingMember 2020-12-31 0001877787 ifrs-full:DerivativesMember 2020-12-31 0001877787 iiac:ElahDufourOptionMember iiac:FinancialInstrumentsHeldForTradingMember 2020-12-31 0001877787 ifrs-full:DerivativesMember iiac:FinancialInstrumentsHeldForTradingMember 2020-12-31 0001877787 iiac:CurrentBorrowingsMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:CurrentBorrowingsMember 2020-12-31 0001877787 iiac:CurrentBorrowingsMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:CurrentBorrowingsMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:CurrentBorrowingsMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:NoncurrentborrowingsMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:NoncurrentborrowingsMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:NoncurrentborrowingsMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:NoncurrentborrowingsMember 2020-12-31 0001877787 iiac:NoncurrentborrowingsMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:NoncurrentborrowingsMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:NoncurrentborrowingsMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember 2020-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:CurrentBorrowingsMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:CurrentBorrowingsMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember 2020-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember 2020-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2020-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember 2020-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember ifrs-full:Level1OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember ifrs-full:Level2OfFairValueHierarchyMember 2020-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember ifrs-full:Level3OfFairValueHierarchyMember 2020-12-31 0001877787 ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2020-12-31 0001877787 iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2020-12-31 0001877787 ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2020-12-31 0001877787 ifrs-full:AtFairValueMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:AtFairValueMember ifrs-full:InterestRateRiskMember 2020-12-31 0001877787 iiac:DealContingentOptionMember ifrs-full:AtFairValueMember ifrs-full:CurrencyRiskMember 2020-12-31 0001877787 ifrs-full:ForwardContractMember ifrs-full:AtFairValueMember ifrs-full:CurrencyRiskMember 2020-12-31 0001877787 iiac:ElahDufourOptionMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 currency:USD ifrs-full:CashFlowHedgesMember ifrs-full:CurrencyRiskMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:ForwardContractMember 2020-12-31 0001877787 ifrs-full:ForwardContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember ifrs-full:CashFlowHedgesMember currency:CHF 2020-12-31 0001877787 ifrs-full:ForwardContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember ifrs-full:CashFlowHedgesMember currency:CNY 2020-12-31 0001877787 ifrs-full:ForwardContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember ifrs-full:CashFlowHedgesMember currency:GBP 2020-12-31 0001877787 ifrs-full:ForwardContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember ifrs-full:CashFlowHedgesMember currency:HKD 2020-12-31 0001877787 ifrs-full:ForwardContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember ifrs-full:CashFlowHedgesMember currency:JPY 2020-12-31 0001877787 ifrs-full:ForwardContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember ifrs-full:CashFlowHedgesMember iiac:OtherMember 2020-12-31 0001877787 ifrs-full:ForwardContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember ifrs-full:CashFlowHedgesMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractOneMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractTwoMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractThreeMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractFourMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractFiveMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractSixMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractSevenMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractEightMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractNineMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractTenMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractTenMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractNineMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractEightMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractSevenMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractSixMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractFiveMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractFourMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractThreeMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractTwoMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:InterestRateRiskMember iiac:InterestRateSwapContractOneMember ifrs-full:AtFairValueMember 2020-12-31 0001877787 iiac:ElahDufourOptionMember 2020-12-31 0001877787 ifrs-full:WrittenPutOptionsMember iiac:ThomBrowneMember 2020-12-31 0001877787 ifrs-full:WrittenPutOptionsMember iiac:DondiMember 2020-12-31 0001877787 iiac:BondsRelatedToNonconvertibleDebentureLoansMember 2020-12-31 0001877787 ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:PointSevenSevenPercentMaturingMarchTwoThousandAndTwentyThreeMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:Co.tiServiceS.a.Member iiac:PointSevenFivePercentageMaturingMarchTwoThousandAndTwentyFiveMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:Co.tiServiceS.a.Member iiac:FixedInterestRateZeroPointSevenFivePercentMaturingInAprilTwoThousandAndTwentyFiveMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:FixedInterestRateOnePointTwoTwoPercentMaturingNovemberTwoThousandAndTwentyThreeMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:FixedInterestRateZeroPointEightPercentMaturingInDecemberTwoThousandAndTwentyOneMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:Co.tiServiceS.a.Member iiac:PointSevenNinePercentageMaturingFebruaryTwoThousandAndTwentyTwoMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:Co.tiServiceS.a.Member iiac:PointSevenNinePercentageMaturingMarchTwoThousandAndTwentyTwoMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:FixedInterestRateOnePointTwoFivepercentMaturingDecemberTwoThousandAndTwentyTwoMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:FixedInterestRateZeroPointFourNinePercentMaturingInAprilTwoThousandAndTwentyThreeMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:FixedInterestRateZeroPointZeroZeroPercentMaturingOnAprilTwoThousandAndTwentyOneMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:ErmenegildoZegnaNvMember iiac:FixedInterestRateZeroPointSevenThreePercentMaturingInOctoberTwoThousandAndTwentyOneMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember iiac:FixedInterestRateOnePointZeroNinePercentMaturingNovemberTwoThousandAndTwentyThreeMember iiac:ErmenegildoZegnaNvMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointSevenThreePercentMaturingInOctoberTwoThousandAndTwentyOneMember iiac:VariableInterestRateThreeMonthsEuriborMember 2020-12-31 0001877787 iiac:VariableInterestRateEuriborSixMonthsMember iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointEightZeroPercentMaturingInSpetemberTwoThousandAndTwentyTwoMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointSevenFivePercentMaturingInNovemberTwoThousandAndTwentyThreeMember iiac:VariableInterestRateIrsMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:PointEightThreePercentVariableInterestSpreadMaturingJuneTwoThousandAndTwentyThreeMember iiac:VariableInterestRateEuriborSixMonthsMember 2020-12-31 0001877787 ifrs-full:FloatingInterestRateMember 2020-12-31 0001877787 ifrs-full:FixedInterestRateMember 2020-12-31 0001877787 iiac:EZHolditaliaMember iiac:VariableInterestRateSpreadZeroPointSevenSixPercentMaturingInMayTwoThousandAndTwentyFiveMember iiac:VariableInterestRateEuriborOneMonthMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointEightOnePercentMaturingInAprilTwoThousandAndTwentyFourMember iiac:VariableInterestRateIrsMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:PointSixZeroPercentVariableInterestSpreadMaturingDecemberTwoThousandAndTwentyFourMember iiac:VariableInterestRateIrsMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointSixNinePercentMaturingInSpetemberTwoThousandAndTwentyTwoMember iiac:VariableInterestRateThreeMonthsEuriborMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:OnePointFourEightPercentVariableInterestRateSpreadMaturingJanuaryTwoThousandAndTwentyThreeMember iiac:VariableInterestRateIrsMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:PointEightZeroPercentVariableInterestRateSpreadMaturingFeburaryTwoThousandAndTwentyThreeMember iiac:VariableInterestRateIrsMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadZeroPointSevenFivePercentMaturingInMayTwoThousandAndTwentyThreeMember iiac:VariableInterestRateEuriborSixMonthsMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateSpreadOnePointZeroFivePercentMaturingInAugustTwoThousandAndTwentyThreeMember iiac:VariableInterestRateIrsMember 2020-12-31 0001877787 ifrs-full:CurrentMember ifrs-full:TradeReceivablesMember ifrs-full:GrossCarryingAmountMember ifrs-full:CreditRiskMember 2020-12-31 0001877787 ifrs-full:LaterThanOneMonthAndNotLaterThanThreeMonthsMember ifrs-full:TradeReceivablesMember ifrs-full:GrossCarryingAmountMember ifrs-full:CreditRiskMember 2020-12-31 0001877787 ifrs-full:LaterThanThreeMonthsAndNotLaterThanSixMonthsMember ifrs-full:TradeReceivablesMember ifrs-full:GrossCarryingAmountMember ifrs-full:CreditRiskMember 2020-12-31 0001877787 ifrs-full:LaterThanThreeMonthsMember ifrs-full:TradeReceivablesMember ifrs-full:GrossCarryingAmountMember ifrs-full:CreditRiskMember 2020-12-31 0001877787 ifrs-full:TradeReceivablesMember ifrs-full:GrossCarryingAmountMember ifrs-full:CreditRiskMember 2020-12-31 0001877787 ifrs-full:CurrentMember ifrs-full:TradeReceivablesMember ifrs-full:CreditRiskMember 2020-12-31 0001877787 ifrs-full:LaterThanOneMonthAndNotLaterThanThreeMonthsMember ifrs-full:TradeReceivablesMember ifrs-full:CreditRiskMember 2020-12-31 0001877787 ifrs-full:LaterThanThreeMonthsAndNotLaterThanSixMonthsMember ifrs-full:TradeReceivablesMember ifrs-full:CreditRiskMember 2020-12-31 0001877787 ifrs-full:LaterThanThreeMonthsMember ifrs-full:TradeReceivablesMember ifrs-full:CreditRiskMember 2020-12-31 0001877787 ifrs-full:TradeReceivablesMember ifrs-full:CreditRiskMember 2020-12-31 0001877787 ifrs-full:LiquidityRiskMember iiac:DerivativeFinancialInstrumentsMember 2020-12-31 0001877787 ifrs-full:NotLaterThanOneYearMember ifrs-full:LiquidityRiskMember iiac:DerivativeFinancialInstrumentsMember 2020-12-31 0001877787 ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember ifrs-full:LiquidityRiskMember iiac:DerivativeFinancialInstrumentsMember 2020-12-31 0001877787 ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember ifrs-full:LiquidityRiskMember iiac:DerivativeFinancialInstrumentsMember 2020-12-31 0001877787 ifrs-full:LiquidityRiskMember iiac:TradePayablesAndCustomerAdvancesMember 2020-12-31 0001877787 ifrs-full:NotLaterThanOneYearMember ifrs-full:LiquidityRiskMember iiac:TradePayablesAndCustomerAdvancesMember 2020-12-31 0001877787 ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember ifrs-full:LiquidityRiskMember iiac:TradePayablesAndCustomerAdvancesMember 2020-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:LiquidityRiskMember ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember 2020-12-31 0001877787 ifrs-full:LiquidityRiskMember iiac:BorrowingsMember 2020-12-31 0001877787 ifrs-full:NotLaterThanOneYearMember ifrs-full:LiquidityRiskMember iiac:BorrowingsMember 2020-12-31 0001877787 ifrs-full:LiquidityRiskMember ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember iiac:BorrowingsMember 2020-12-31 0001877787 ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember ifrs-full:LiquidityRiskMember iiac:BorrowingsMember 2020-12-31 0001877787 ifrs-full:LaterThanThreeYearsMember ifrs-full:LiquidityRiskMember iiac:BorrowingsMember 2020-12-31 0001877787 ifrs-full:LiquidityRiskMember ifrs-full:LeaseLiabilitiesMember 2020-12-31 0001877787 ifrs-full:NotLaterThanOneYearMember ifrs-full:LiquidityRiskMember ifrs-full:LeaseLiabilitiesMember 2020-12-31 0001877787 ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember ifrs-full:LiquidityRiskMember ifrs-full:LeaseLiabilitiesMember 2020-12-31 0001877787 ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember ifrs-full:LiquidityRiskMember ifrs-full:LeaseLiabilitiesMember 2020-12-31 0001877787 ifrs-full:LaterThanThreeYearsMember ifrs-full:LiquidityRiskMember ifrs-full:LeaseLiabilitiesMember 2020-12-31 0001877787 ifrs-full:LiquidityRiskMember iiac:OtherNoncurrentFinancialLiabilitiesMember 2020-12-31 0001877787 ifrs-full:NotLaterThanOneYearMember ifrs-full:LiquidityRiskMember iiac:OtherNoncurrentFinancialLiabilitiesMember 2020-12-31 0001877787 ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember ifrs-full:LiquidityRiskMember iiac:OtherNoncurrentFinancialLiabilitiesMember 2020-12-31 0001877787 ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember ifrs-full:LiquidityRiskMember iiac:OtherNoncurrentFinancialLiabilitiesMember 2020-12-31 0001877787 ifrs-full:LaterThanThreeYearsMember ifrs-full:LiquidityRiskMember iiac:OtherNoncurrentFinancialLiabilitiesMember 2020-12-31 0001877787 ifrs-full:LiquidityRiskMember 2020-12-31 0001877787 ifrs-full:NotLaterThanOneYearMember ifrs-full:LiquidityRiskMember 2020-12-31 0001877787 ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember ifrs-full:LiquidityRiskMember 2020-12-31 0001877787 ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember ifrs-full:LiquidityRiskMember 2020-12-31 0001877787 ifrs-full:LiquidityRiskMember ifrs-full:LaterThanThreeYearsMember 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:ThomBrowneGroupMember 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:CHF 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:JPY 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:GBP 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:HKD 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:SGD 2020-12-31 0001877787 currency:USD iiac:ThomBrowneGroupMember iiac:ForeignCurrencyRiskMember 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:CNY 2020-12-31 0001877787 currency:USD iiac:TradeReceivableAndTradePayableMember iiac:ForeignCurrencyRiskMember 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:JPY 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:CNY 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:GBP 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:HKD 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:SGD 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember currency:CHF 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:USD 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember iiac:TradeReceivableAndTradePayableMember 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:JPY 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:CNY 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:HKD 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:GBP 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:CHF 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember currency:SGD 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember currency:USD 2020-12-31 0001877787 iiac:ForeignCurrencyRiskMember ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember 2020-12-31 0001877787 ifrs-full:AssociatesMember 2020-12-31 0001877787 iiac:GSchneiderSpaMember iiac:MonterubelloAndCompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2020-12-31 0001877787 iiac:MonterubelloAndCompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2020-12-31 0001877787 iiac:OtherCompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember iiac:MonterubelloAndCompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2020-12-31 0001877787 iiac:ZegnaGroupMember 2020-12-31 0001877787 iiac:TomFordMember ifrs-full:AssociatesMember 2020-12-31 0001877787 ifrs-full:OtherRelatedPartiesMember 2020-12-31 0001877787 iiac:PkbPrivatbankAgMember iiac:MonterubelloAndCompaniesControlledByMonterubelloOrItsShareholdersZegnaDirectorsOrSeniorManagementMember 2020-12-31 0001877787 ifrs-full:KeyManagementPersonnelOfEntityOrParentMember 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.184Member 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.183Member 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.349Member 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.195Member 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.238Member 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember iiac:BorrowingsInterestRateOf0.300Member 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateIrsMember iiac:VariableInterestRateSpreadOnePointFourEightPercentMaturingInJanuaryTwoThousandAndTwentyThreeMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateIrsMember iiac:VariableInterestRateSpreadZeroPointEightZeroPercentMaturingInFebruaryTwoThousandAndTwentyThreeMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateEuriborSixMonthsMember iiac:VariableInterestRateSpreadZeroEightThreePercentMaturingInJuneTwoThousandAndTwentyThreeMember 2020-12-31 0001877787 iiac:ErmenegildoZegnaNvMember iiac:VariableInterestRateIrsMember iiac:VariableInterestRateSpreadZeroPointSixZeroPercentMaturingInDecmeberTwoThousandAndTwentyFourMember 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember 2020-12-31 0001877787 ifrs-full:InterestRateRiskMember ifrs-full:BottomOfRangeMember 2020-12-31 0001877787 iiac:CashSettledShareBasedPaymentsMember iiac:SharePriceMember 2020-12-31 0001877787 iiac:CashSettledShareBasedPaymentsMember ifrs-full:DiscountRateMeasurementInputMember 2020-12-31 0001877787 iiac:IiacClassBSharesMember 2021-12-31 0001877787 iiac:OtherLongTermEmployeeBenefitMember 2021-12-31 0001877787 iiac:TerminationBenefitsMember 2021-12-31 0001877787 ifrs-full:DefinedBenefitPlansThatShareRisksBetweenEntitiesUnderCommonControlMember 2021-12-31 0001877787 iiac:OtherLongtermPayablesToEmployeesMember 2021-12-31 0001877787 iiac:ItalianLeavingIndemnitiesTfrMember 2021-12-31 0001877787 iiac:OtherLeavingIndemnitiesMember 2021-12-31 0001877787 iiac:PostEmploymentBenefitMember 2021-12-31 0001877787 country:CN 2021-12-31 0001877787 country:ES ifrs-full:TopOfRangeMember 2021-12-31 0001877787 ifrs-full:BottomOfRangeMember country:ES 2021-12-31 0001877787 country:IT ifrs-full:TopOfRangeMember 2021-12-31 0001877787 country:IT ifrs-full:BottomOfRangeMember 2021-12-31 0001877787 country:ES 2021-12-31 0001877787 country:IT 2021-12-31 0001877787 ifrs-full:ActuarialAssumptionOfDiscountRatesMember 2021-12-31 0001877787 ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflationMember 2021-12-31 0001877787 iiac:ActuarialAssumptionOfTurnOverRateMember 2021-12-31 0001877787 ifrs-full:ProvisionForDecommissioningRestorationAndRehabilitationCostsMember 2021-12-31 0001877787 ifrs-full:RefundsProvisionMember 2021-12-31 0001877787 ifrs-full:MiscellaneousOtherProvisionsMember 2021-12-31 0001877787 ifrs-full:LegalProceedingsProvisionMember 2021-12-31 0001877787 ifrs-full:LeaseLiabilitiesMember 2021-12-31 0001877787 ifrs-full:NotLaterThanOneYearMember 2021-12-31 0001877787 ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember 2021-12-31 0001877787 ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember 2021-12-31 0001877787 ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember 2021-12-31 0001877787 iiac:LaterThanFourYearsMember 2021-12-31 0001877787 ifrs-full:OrdinarySharesMember 2021-12-31 0001877787 iiac:TreasurySharesForReserveMember 2021-12-31 0001877787 ifrs-full:AdditionalPaidinCapitalMember 2021-12-31 0001877787 ifrs-full:ReserveOfSharebasedPaymentsMember 2021-12-31 0001877787 iiac:LegalReserveMember 2021-12-31 0001877787 ifrs-full:RevaluationSurplusMember 2021-12-31 0001877787 iiac:ReserveForTreasurySharesMember 2021-12-31 0001877787 ifrs-full:AccumulatedOtherComprehensiveIncomeMember 2021-12-31 0001877787 iiac:ReserveForNonControllingInterestsMember 2021-12-31 0001877787 iiac:OtherReserveMember 2021-12-31 0001877787 iiac:AgnonaMember iiac:WriteDownsAndDisposalMember 2021-12-31 0001877787 iiac:ZegnasDirectorMember 2021-12-31 0001877787 iiac:TomFordMember 2021-12-31 0001877787 iiac:CashHeldInChinaMember 2021-12-31 0001877787 iiac:CashHeldInArgentinaMember 2021-12-31 0001877787 iiac:ZegnaMember 2021-12-31 0001877787 iiac:ThomBrowneMember 2021-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:TopOfRangeMember 2021-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:BottomOfRangeMember 2021-12-31 0001877787 ifrs-full:BottomOfRangeMember 2021-12-31 0001877787 ifrs-full:TopOfRangeMember 2021-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:BrandNamesMember 2021-12-31 0001877787 iiac:ZegnaMember ifrs-full:GoodwillMember 2021-12-31 0001877787 iiac:ThomBrowneMember ifrs-full:GoodwillMember 2021-12-31 0001877787 ifrs-full:GoodwillMember 2021-12-31 0001877787 iiac:In.co.S.p.a.Member 2021-12-31 0001877787 iiac:BonottoS.p.a.Member 2021-12-31 0001877787 iiac:Gruppodondis.p.a.Member 2021-12-31 0001877787 iiac:TessituraUbertinoS.r.l.Member 2021-12-31 0001877787 iiac:ThomBrowneGroupMember 2021-12-31 0001877787 iiac:PutOptionsMember 2021-12-31 0001877787 iiac:EmeaRegionMember 2021-12-31 0001877787 iiac:EmeaRegionMember iiac:ItMember 2021-12-31 0001877787 srt:NorthAmericaMember 2021-12-31 0001877787 srt:NorthAmericaMember country:US 2021-12-31 0001877787 srt:LatinAmericaMember 2021-12-31 0001877787 srt:AsiaPacificMember 2021-12-31 0001877787 srt:AsiaPacificMember iiac:CnMember 2021-12-31 0001877787 srt:AsiaPacificMember iiac:JpMember 2021-12-31 0001877787 iiac:PelletteriaTizetaMember 2021-12-31 0001877787 iiac:TomFordInternationalLlcMember 2021-12-31 0001877787 iiac:FilatiBiagioliModestoSPAMember 2021-12-31 0001877787 iiac:TomFordInternationalLlcMember ifrs-full:WeightedAverageCostOfCapitalMeasurementInputMember 2021-12-31 0001877787 iiac:ZegnaGulfTradingLlcMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:AED 2021-12-31 0001877787 iiac:ZegnaSouthAsiaPrivateLtdMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:INR 2021-12-31 0001877787 iiac:CappellificioCervoS.r.lMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2021-12-31 0001877787 iiac:TessituraUbertinoS.r.lMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2021-12-31 0001877787 iiac:BonottoS.p.aMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2021-12-31 0001877787 iiac:E.z..thaiHoldingLtdMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:THB 2021-12-31 0001877787 iiac:GruppoDondiS.p.aMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2021-12-31 0001877787 iiac:ErmenegildoZegnaMadridSaMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:EUR 2021-12-31 0001877787 iiac:ErmenegildoZegnaVietnamLlcMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember iiac:VtdMember 2021-12-31 0001877787 iiac:ThomBrowneIncMember ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember currency:USD 2021-12-31 0001877787 iiac:EmeaMember 2021-12-31 0001877787 country:US 2021-12-31 0001877787 iiac:ApacMember 2021-12-31 0001877787 iiac:ChinaRegionMember 2021-12-31 0001877787 ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember 2021-12-31 0001877787 ifrs-full:LaterThanFiveYearsMember 2021-12-31 0001877787 iiac:NoExpirationMember 2021-12-31 0001877787 iiac:CommittedLoansMember 2021-12-31 0001877787 iiac:OtherFinancialLoansMember 2021-12-31 0001877787 iiac:CommittedLoansMember 2021-12-31 0001877787 iiac:CommittedLoansMember ifrs-full:NotLaterThanOneYearMember 2021-12-31 0001877787 iiac:CommittedLoansMember ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember 2021-12-31 0001877787 iiac:CommittedLoansMember ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember 2021-12-31 0001877787 iiac:CommittedLoansMember ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember 2021-12-31 0001877787 iiac:CommittedLoansMember iiac:FiveYearsAndThereafterMember 2021-12-31 0001877787 iiac:OtherFinancialLiabilitiesMember 2021-12-31 0001877787 iiac:OtherFinancialLiabilitiesMember ifrs-full:NotLaterThanOneYearMember 2021-12-31 0001877787 iiac:OtherFinancialLiabilitiesMember ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember 2021-12-31 0001877787 iiac:OtherFinancialLiabilitiesMember ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember 2021-12-31 0001877787 iiac:OtherFinancialLiabilitiesMember ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember 2021-12-31 0001877787 iiac:FiveYearsAndThereafterMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:OtherCurrentFinancialAssetsMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:OtherCurrentFinancialAssetsMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:OtherCurrentFinancialAssetsMember 2021-12-31 0001877787 iiac:OtherCurrentFinancialAssetsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:OtherCurrentFinancialAssetsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:OtherCurrentFinancialAssetsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:OtherCurrentFinancialAssetsMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:OthernoncurrentfinancialAssetsMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:OthernoncurrentfinancialAssetsMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:OthernoncurrentfinancialAssetsMember 2021-12-31 0001877787 iiac:OthernoncurrentfinancialAssetsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:OthernoncurrentfinancialAssetsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:OthernoncurrentfinancialAssetsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:OthernoncurrentfinancialAssetsMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember ifrs-full:TradeReceivablesMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember ifrs-full:TradeReceivablesMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember ifrs-full:TradeReceivablesMember 2021-12-31 0001877787 ifrs-full:TradeReceivablesMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember ifrs-full:TradeReceivablesMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember ifrs-full:TradeReceivablesMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember ifrs-full:TradeReceivablesMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:CashAndCashEquivalentsMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:CashAndCashEquivalentsMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:CashAndCashEquivalentsMember 2021-12-31 0001877787 iiac:CashAndCashEquivalentsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:CashAndCashEquivalentsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:CashAndCashEquivalentsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:CashAndCashEquivalentsMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember ifrs-full:DerivativesMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember ifrs-full:DerivativesMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember ifrs-full:DerivativesMember 2021-12-31 0001877787 ifrs-full:DerivativesMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember ifrs-full:DerivativesMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember ifrs-full:DerivativesMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember ifrs-full:DerivativesMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:GuaranteeDepositsAndOthersMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:GuaranteeDepositsAndOthersMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:PrivateDebtMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:PrivateDebtMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:PrivateDebtMember 2021-12-31 0001877787 iiac:PrivateDebtMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:PrivateDebtMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:PrivateDebtMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:PrivateDebtMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:PrivateEquityMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:PrivateEquityMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:PrivateEquityMember 2021-12-31 0001877787 iiac:PrivateEquityMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:PrivateEquityMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:PrivateEquityMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:PrivateEquityMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:MoneyMarketFundsAndFloatingIncomeMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:MoneyMarketFundsAndFloatingIncomeMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:MoneyMarketFundsAndFloatingIncomeMember 2021-12-31 0001877787 iiac:MoneyMarketFundsAndFloatingIncomeMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:MoneyMarketFundsAndFloatingIncomeMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:MoneyMarketFundsAndFloatingIncomeMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:MoneyMarketFundsAndFloatingIncomeMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember ifrs-full:EquityMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember ifrs-full:EquityMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember ifrs-full:EquityMember 2021-12-31 0001877787 ifrs-full:EquityMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember ifrs-full:EquityMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember ifrs-full:EquityMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember ifrs-full:EquityMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:RealEstateFundsMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:RealEstateFundsMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:RealEstateFundsMember 2021-12-31 0001877787 iiac:RealEstateFundsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:RealEstateFundsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:RealEstateFundsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:RealEstateFundsMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:HedgeFundsMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:HedgeFundsMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:HedgeFundsMember 2021-12-31 0001877787 iiac:HedgeFundsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:HedgeFundsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:HedgeFundsMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:HedgeFundsMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:FixedIncomeMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:FixedIncomeMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:FixedIncomeMember 2021-12-31 0001877787 iiac:FixedIncomeMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:FixedIncomeMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:FixedIncomeMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:FixedIncomeMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:InsuranceContractMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:InsuranceContractMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:InsuranceContractMember 2021-12-31 0001877787 iiac:InsuranceContractMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:InsuranceContractMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember iiac:InsuranceContractMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMember iiac:InsuranceContractMember 2021-12-31 0001877787 ifrs-full:Level3OfFairValueHierarchyMember iiac:GuaranteeDepositsAndOthersMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:GuaranteeDepositsAndOthersMember 2021-12-31 0001877787 ifrs-full:Level1OfFairValueHierarchyMember iiac:GuaranteeDepositsAndOthersMember 2021-12-31 0001877787 iiac:GuaranteeDepositsAndOthersMember 2021-12-31 0001877787 ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember iiac:GuaranteeDepositsAndOthersMember 2021-12-31 0001877787 iiac:CguZegnaSegmentMember 2021-12-31 0001877787 iiac:CguThomBrowneMember 2021-12-31 0001877787 iiac:ZegnaSegmentDosMember 2021-12-31 0001877787 currency:USD 2021-12-31 0001877787 currency:CHF 2021-12-31 0001877787 currency:CNY 2021-12-31 0001877787 currency:GBP 2021-12-31 0001877787 currency:HKD 2021-12-31 0001877787 currency:SGD 2021-12-31 0001877787 currency:AED 2021-12-31 0001877787 currency:JPY 2021-12-31 0001877787 iiac:ThomBrowneSegmentDosMember 2021-12-31 0001877787 iiac:DealContingentOptionMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:InterestRateRiskMember 2021-12-31 0001877787 ifrs-full:DerivativesMember iiac:FinancialInstrumentsHeldForHedgingMember 2021-12-31 0001877787 iiac:ElahDufourOptionMember iiac:FinancialInstrumentsHeldForTradingMember 2021-12-31 0001877787 ifrs-full:DerivativesMember iiac:FinancialInstrumentsHeldForTradingMember 2021-12-31 0001877787 ifrs-full:ForwardContractMember iiac:FinancialInstrumentsHeldForHedgingMember ifrs-full:CurrencyRiskMember 2021-12-31 0001877787 ifrs-full:DerivativesMember 2021-12-31 0001877787 iiac:OtherCurrentFinancialLiabilitiesMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-12-31 0001877787 iiac:OtherCurrentFinancialLiabilitiesMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2021-12-31 0001877787 iiac:OtherCurrentFinancialLiabilitiesMember 2021-12-31 0001877787 iiac:OtherCurrentFinancialLiabilitiesMember ifrs-full:Level1OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:OtherCurrentFinancialLiabilitiesMember ifrs-full:Level2OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:OtherCurrentFinancialLiabilitiesMember ifrs-full:Level3OfFairValueHierarchyMember 2021-12-31 0001877787 ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember iiac:OtherCurrentFinancialLiabilitiesMember 2021-12-31 0001877787 ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2021-12-31 0001877787 iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-12-31 0001877787 ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2021-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember ifrs-full:Level3OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember ifrs-full:Level2OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember ifrs-full:Level1OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember 2021-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2021-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-12-31 0001877787 iiac:LeaseLiabilitiescurrentnoncurrentMemberMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2021-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:Level3OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:Level2OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:Level1OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember 2021-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2021-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-12-31 0001877787 iiac:TradePayablesAndCustomerAdvancesMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2021-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember ifrs-full:Level3OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember ifrs-full:Level2OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember ifrs-full:Level1OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember 2021-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2021-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-12-31 0001877787 iiac:OtherNoncurrentFinancialLiabilitiesMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2021-12-31 0001877787 iiac:CurrentBorrowingsMember ifrs-full:Level3OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:CurrentBorrowingsMember ifrs-full:Level2OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:CurrentBorrowingsMember ifrs-full:Level1OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:CurrentBorrowingsMember 2021-12-31 0001877787 iiac:CurrentBorrowingsMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2021-12-31 0001877787 iiac:CurrentBorrowingsMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-12-31 0001877787 iiac:CurrentBorrowingsMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2021-12-31 0001877787 iiac:NoncurrentborrowingsMember ifrs-full:Level3OfFairValueHierarchyMember 2021-12-31 0001877787 ifrs-full:Level2OfFairValueHierarchyMember iiac:NoncurrentborrowingsMember 2021-12-31 0001877787 iiac:NoncurrentborrowingsMember ifrs-full:Level1OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:NoncurrentborrowingsMember 2021-12-31 0001877787 iiac:NoncurrentborrowingsMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2021-12-31 0001877787 iiac:NoncurrentborrowingsMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-12-31 0001877787 iiac:NoncurrentborrowingsMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2021-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember ifrs-full:Level3OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember ifrs-full:Level2OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember ifrs-full:Level1OfFairValueHierarchyMember 2021-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember 2021-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember 2021-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember iiac:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember 2021-12-31 0001877787 iiac:DerivativeFinancialInstrumentsMember ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossCategoryMember 2021-12-31 0001877787 ifrs-full:ForwardContractMember ifrs-full:AtFairValueMember ifrs-full:CurrencyRiskMember 2021-12-31 0001877787 ifrs-full:AtFairValueMember 2021-12-31 0001877787 ifrs-full:InterestRateSwapContractMember ifrs-full:AtFairValueMember ifrs-full:InterestRateRiskMember 2021-12-31 0001877787 iiac:DealContingentOptionMember ifrs-full:AtFairValueMember ifrs-full:CurrencyRiskMember 2021-12-31 0001877787 iiac:ElahDufourOptionMember ifrs-full:AtFairValueMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaVietnamLlcMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:ThomBrowneJapanIncMember iiac:ThomBrowneIncMember 2021-12-31 0001877787 iiac:ThomBrowneIncMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:E.zegnaatticasinglemembersocietanonymeMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:EzUsHoldingIncMember iiac:ConsitexS.aMember 2021-12-31 0001877787 iiac:ZegnaGulfTradingLlcMember iiac:ConsitexS.aMember 2021-12-31 0001877787 iiac:AchillLandPtyLtdMember iiac:AlanRealEstateS.aMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaAustraliaPtyLtdMember iiac:ErmenegildoZegnafareastpteLtdMember 2021-12-31 0001877787 iiac:EZNewZealandLtdMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:EzesaArgentinaS.aMember iiac:ErmenegildoZegnaN.v.ItalcoS.aMember 2021-12-31 0001877787 iiac:E.Z.ThaiHoldingLtdMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:E.ZegnaTradingHongKongLtdTaiwanBranchMember iiac:ErmenegildoZegnaHongKongLtdMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaCanadaIncMember iiac:ConsitexS.aMember 2021-12-31 0001877787 iiac:TheItalianFashionCo.LtdMember iiac:E.Z.ThaiHoldingLtdErmenegildoZegnaFareastpteLtdMember 2021-12-31 0001877787 iiac:ZegnaSouthAsiaPrivateLtdMember 2021-12-31 0001877787 iiac:IsmacoTekstilLimitedSirketiMember iiac:ErmenegildoZegnaN.v.IsmacoMember 2021-12-31 0001877787 iiac:EzesaBrasilParticipacoesLtdMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaMacauLtdMember iiac:ConsitexS.aMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaMalaysiaSdn.BhdMember iiac:ErmenegildoZegnafareastpteLtdMember 2021-12-31 0001877787 iiac:SixtyOneWestTwentyThirdStreetLlcMember iiac:AlanRealEstateS.aMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaMadridS.aMember iiac:EzetiS.lMember 2021-12-31 0001877787 iiac:EzetiS.lMember iiac:ItalcoS.aMember 2021-12-31 0001877787 iiac:ItalcoS.aMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:ErmenegildoZegnaCzechSROMember 2021-12-31 0001877787 iiac:Co.ti.ServiceS.a.Member iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:ConsitexS.aMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaCorporationMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:ZegnaChinaEnterpriseManagementCoLtdMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaChinaCoLtdMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaN.vMember iiac:IsmacoAmsterdamB.VMember 2021-12-31 0001877787 iiac:E.z.HolditaliaMember iiac:ErmenegildoZegnaKoreaLtdMember 2021-12-31 0001877787 iiac:AlanRealEstateS.aMember iiac:EzRealEstateS.r.lMember 2021-12-31 0001877787 iiac:ErmenegildoZegnafareastpteLtdMember iiac:ConsitexS.aMember 2021-12-31 0001877787 iiac:ErmenegildoZegnaHongKongLtdMember iiac:ErmenegildoZegnaN.vMember 2021-12-31 0001877787 iiac:FutureOneHundredAndOneDesignPrivateLtdMember iiac:E.z.HolditaliaMember 2021-12-31