syn-20230930000001834912/312023Q3false☐http://www.synovus.com/20230930#AccountingStandardsUpdate202302MemberP5Y00000183492023-01-012023-09-300000018349us-gaap:CommonStockMember2023-01-012023-09-300000018349us-gaap:SeriesDPreferredStockMember2023-01-012023-09-300000018349us-gaap:SeriesEPreferredStockMember2023-01-012023-09-3000000183492023-10-31xbrli:shares00000183492023-09-30iso4217:USD00000183492022-12-31iso4217:USDxbrli:shares00000183492023-07-012023-09-3000000183492022-07-012022-09-3000000183492022-01-012022-09-300000018349us-gaap:PreferredStockMember2023-06-300000018349us-gaap:CommonStockMember2023-06-300000018349us-gaap:AdditionalPaidInCapitalMember2023-06-300000018349us-gaap:TreasuryStockCommonMember2023-06-300000018349us-gaap:AccumulatedOtherComprehensiveIncomeMember2023-06-300000018349us-gaap:RetainedEarningsMember2023-06-300000018349us-gaap:NoncontrollingInterestMember2023-06-3000000183492023-06-300000018349us-gaap:RetainedEarningsMember2023-07-012023-09-300000018349us-gaap:NoncontrollingInterestMember2023-07-012023-09-300000018349us-gaap:AccumulatedOtherComprehensiveIncomeMember2023-07-012023-09-300000018349us-gaap:CommonStockMember2023-07-012023-09-300000018349us-gaap:AdditionalPaidInCapitalMember2023-07-012023-09-300000018349us-gaap:PreferredStockMember2023-09-300000018349us-gaap:CommonStockMember2023-09-300000018349us-gaap:AdditionalPaidInCapitalMember2023-09-300000018349us-gaap:TreasuryStockCommonMember2023-09-300000018349us-gaap:AccumulatedOtherComprehensiveIncomeMember2023-09-300000018349us-gaap:RetainedEarningsMember2023-09-300000018349us-gaap:NoncontrollingInterestMember2023-09-300000018349us-gaap:PreferredStockMember2022-06-300000018349us-gaap:CommonStockMember2022-06-300000018349us-gaap:AdditionalPaidInCapitalMember2022-06-300000018349us-gaap:TreasuryStockCommonMember2022-06-300000018349us-gaap:AccumulatedOtherComprehensiveIncomeMember2022-06-300000018349us-gaap:RetainedEarningsMember2022-06-300000018349us-gaap:NoncontrollingInterestMember2022-06-3000000183492022-06-300000018349us-gaap:RetainedEarningsMember2022-07-012022-09-300000018349us-gaap:AccumulatedOtherComprehensiveIncomeMember2022-07-012022-09-300000018349us-gaap:CommonStockMember2022-07-012022-09-300000018349us-gaap:AdditionalPaidInCapitalMember2022-07-012022-09-300000018349us-gaap:PreferredStockMember2022-09-300000018349us-gaap:CommonStockMember2022-09-300000018349us-gaap:AdditionalPaidInCapitalMember2022-09-300000018349us-gaap:TreasuryStockCommonMember2022-09-300000018349us-gaap:AccumulatedOtherComprehensiveIncomeMember2022-09-300000018349us-gaap:RetainedEarningsMember2022-09-300000018349us-gaap:NoncontrollingInterestMember2022-09-3000000183492022-09-300000018349us-gaap:PreferredStockMember2022-12-310000018349us-gaap:CommonStockMember2022-12-310000018349us-gaap:AdditionalPaidInCapitalMember2022-12-310000018349us-gaap:TreasuryStockCommonMember2022-12-310000018349us-gaap:AccumulatedOtherComprehensiveIncomeMember2022-12-310000018349us-gaap:RetainedEarningsMember2022-12-310000018349us-gaap:NoncontrollingInterestMember2022-12-3100000183492022-01-012022-12-310000018349us-gaap:RetainedEarningsMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2022-12-310000018349srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2022-12-310000018349us-gaap:RetainedEarningsMember2023-01-012023-09-300000018349us-gaap:NoncontrollingInterestMember2023-01-012023-09-300000018349us-gaap:AccumulatedOtherComprehensiveIncomeMember2023-01-012023-09-300000018349us-gaap:CommonStockMember2023-01-012023-09-300000018349us-gaap:AdditionalPaidInCapitalMember2023-01-012023-09-300000018349us-gaap:PreferredStockMember2021-12-310000018349us-gaap:CommonStockMember2021-12-310000018349us-gaap:AdditionalPaidInCapitalMember2021-12-310000018349us-gaap:TreasuryStockCommonMember2021-12-310000018349us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-12-310000018349us-gaap:RetainedEarningsMember2021-12-310000018349us-gaap:NoncontrollingInterestMember2021-12-3100000183492021-12-310000018349us-gaap:RetainedEarningsMember2022-01-012022-09-300000018349us-gaap:AccumulatedOtherComprehensiveIncomeMember2022-01-012022-09-300000018349us-gaap:TreasuryStockCommonMember2022-01-012022-09-300000018349us-gaap:CommonStockMember2022-01-012022-09-300000018349us-gaap:AdditionalPaidInCapitalMember2022-01-012022-09-300000018349us-gaap:SeriesDPreferredStockMember2023-07-012023-09-300000018349us-gaap:SeriesEPreferredStockMember2023-07-012023-09-300000018349us-gaap:SeriesDPreferredStockMember2022-07-012022-09-300000018349us-gaap:SeriesDPreferredStockMember2022-01-012022-09-300000018349us-gaap:SeriesEPreferredStockMember2022-07-012022-09-300000018349us-gaap:SeriesEPreferredStockMember2022-01-012022-09-30syn:branchsyn:aTM0000018349syn:QualpayMember2023-06-01xbrli:puresyn:board_seat0000018349syn:QualpayMember2023-06-012023-06-010000018349us-gaap:RetainedEarningsMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2023-01-010000018349us-gaap:USTreasurySecuritiesMember2023-09-300000018349us-gaap:USGovernmentAgenciesShorttermDebtSecuritiesMember2023-09-300000018349syn:MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember2023-09-300000018349us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2023-09-300000018349syn:CollateralizedMortgageObligationsIssuedByUSGovernmentSponsoredEnterprisesMember2023-09-300000018349syn:CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredAgenciesMember2023-09-300000018349us-gaap:CorporateDebtSecuritiesMember2023-09-300000018349us-gaap:USTreasurySecuritiesMember2022-12-310000018349us-gaap:USGovernmentAgenciesShorttermDebtSecuritiesMember2022-12-310000018349syn:MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember2022-12-310000018349us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2022-12-310000018349syn:CollateralizedMortgageObligationsIssuedByUSGovernmentSponsoredEnterprisesMember2022-12-310000018349syn:CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredAgenciesMember2022-12-310000018349us-gaap:CorporateDebtSecuritiesMember2022-12-310000018349us-gaap:CollateralPledgedMember2023-09-300000018349us-gaap:CollateralPledgedMember2022-12-31syn:security0000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:TotalAccruingPastDueMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivables30To89DaysPastDueMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivables90To149DaysPastDueMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:TotalAccruingPastDueMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:TotalAccruingPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMembersyn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMembersyn:TotalAccruingPastDueMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:OneToFourFamilyPropertiesMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMembersyn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMembersyn:TotalAccruingPastDueMember2023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-09-300000018349us-gaap:CommercialRealEstateMembersyn:FinancingReceivables30To89DaysPastDueMembersyn:LandAcquisitionMember2023-09-300000018349us-gaap:CommercialRealEstateMembersyn:LandAcquisitionMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349us-gaap:CommercialRealEstateMembersyn:TotalAccruingPastDueMembersyn:LandAcquisitionMember2023-09-300000018349us-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-09-300000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:CommercialRealEstateMember2023-09-300000018349us-gaap:CommercialRealEstateMembersyn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349us-gaap:CommercialRealEstateMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349us-gaap:CommercialRealEstateMembersyn:TotalAccruingPastDueMember2023-09-300000018349us-gaap:CommercialRealEstateMember2023-09-300000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:TotalAccruingPastDueMember2023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:HomeEquityMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:TotalAccruingPastDueMember2023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:CreditCardReceivablesMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMembersyn:TotalAccruingPastDueMember2023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMembersyn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:TotalAccruingPastDueMembersyn:OtherConsumerLoansMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-09-300000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:TotalAccruingPastDueMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMember2023-09-300000018349syn:FinancingReceivables30To89DaysPastDueMember2023-09-300000018349syn:FinancingReceivables90To149DaysPastDueMember2023-09-300000018349syn:TotalAccruingPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMembersyn:CommercialFinancialAndAgriculturalMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:TotalAccruingPastDueMembersyn:CommercialFinancialAndAgriculturalMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMembersyn:OwnerOccupiedMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivables30To89DaysPastDueMembersyn:OwnerOccupiedMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivables90To149DaysPastDueMembersyn:OwnerOccupiedMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:TotalAccruingPastDueMembersyn:OwnerOccupiedMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:TotalAccruingPastDueMember2022-12-310000018349syn:CommercialAndIndustrialMember2022-12-310000018349syn:InvestmentPropertiesMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMembersyn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMembersyn:TotalAccruingPastDueMember2022-12-310000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:OneToFourFamilyPropertiesMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMembersyn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMembersyn:TotalAccruingPastDueMember2022-12-310000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-12-310000018349us-gaap:CommercialRealEstateMembersyn:FinancingReceivables30To89DaysPastDueMembersyn:LandAcquisitionMember2022-12-310000018349us-gaap:CommercialRealEstateMembersyn:LandAcquisitionMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349us-gaap:CommercialRealEstateMembersyn:TotalAccruingPastDueMembersyn:LandAcquisitionMember2022-12-310000018349us-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-12-310000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:CommercialRealEstateMember2022-12-310000018349us-gaap:CommercialRealEstateMembersyn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349us-gaap:CommercialRealEstateMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349us-gaap:CommercialRealEstateMembersyn:TotalAccruingPastDueMember2022-12-310000018349us-gaap:CommercialRealEstateMember2022-12-310000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:TotalAccruingPastDueMember2022-12-310000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:HomeEquityMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:TotalAccruingPastDueMember2022-12-310000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:CreditCardReceivablesMembersyn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMembersyn:TotalAccruingPastDueMember2022-12-310000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMembersyn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMembersyn:TotalAccruingPastDueMembersyn:OtherConsumerLoansMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-12-310000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMembersyn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMembersyn:TotalAccruingPastDueMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349syn:FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMember2022-12-310000018349syn:FinancingReceivables30To89DaysPastDueMember2022-12-310000018349syn:FinancingReceivables90To149DaysPastDueMember2022-12-310000018349syn:TotalAccruingPastDueMember2022-12-310000018349us-gaap:AssetPledgedAsCollateralMember2023-09-300000018349us-gaap:AssetPledgedAsCollateralMember2022-12-310000018349us-gaap:SubstandardMember2023-01-012023-09-300000018349syn:LossMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:PassMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:SpecialMentionMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:SpecialMentionMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:SpecialMentionMember2023-09-300000018349us-gaap:SubstandardMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349us-gaap:DoubtfulMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:DoubtfulMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349us-gaap:DoubtfulMembersyn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:PassMembersyn:OwnerOccupiedMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMemberus-gaap:PassMembersyn:OwnerOccupiedMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMemberus-gaap:PassMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:SpecialMentionMembersyn:OwnerOccupiedMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMemberus-gaap:SpecialMentionMembersyn:OwnerOccupiedMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMemberus-gaap:SpecialMentionMembersyn:OwnerOccupiedMember2023-09-300000018349us-gaap:SubstandardMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2023-09-300000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:LossMembersyn:OwnerOccupiedMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:LossMembersyn:OwnerOccupiedMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:LossMembersyn:OwnerOccupiedMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2023-01-012023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMember2023-09-300000018349syn:CommercialAndIndustrialMember2023-01-012023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMember2023-01-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:SubstandardMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:DoubtfulMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansAmortizedCostBasisMemberus-gaap:DoubtfulMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:DoubtfulMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMembersyn:LossMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMembersyn:LossMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMembersyn:LossMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMember2023-01-012023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2023-09-300000018349us-gaap:SubstandardMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2023-09-300000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2023-01-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:PassMembersyn:LandAcquisitionMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMembersyn:LandAcquisitionMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMembersyn:LandAcquisitionMember2023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMembersyn:LandAcquisitionMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMembersyn:LandAcquisitionMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMembersyn:LandAcquisitionMember2023-09-300000018349us-gaap:SubstandardMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-09-300000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-09-300000018349us-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-01-012023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMember2023-09-300000018349us-gaap:CommercialRealEstateMember2023-01-012023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2023-09-300000018349us-gaap:SubstandardMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2023-09-300000018349us-gaap:SubstandardMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2023-09-300000018349us-gaap:CreditCardReceivablesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:SubstandardMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CreditCardReceivablesMemberus-gaap:SubstandardMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2023-09-300000018349us-gaap:CreditCardReceivablesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:CreditCardReceivablesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMemberus-gaap:PassMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMemberus-gaap:PassMember2023-09-300000018349us-gaap:SubstandardMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-09-300000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:LossMembersyn:OtherConsumerLoansMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMembersyn:OtherConsumerLoansMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMembersyn:OtherConsumerLoansMember2023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-01-012023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349syn:RevolvingLoansAmortizedCostBasisMember2023-09-300000018349syn:RevolvingLoansConvertedToTermLoansMember2023-09-300000018349us-gaap:DoubtfulMember2023-01-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:PassMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:SpecialMentionMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:SpecialMentionMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:SpecialMentionMember2022-12-310000018349us-gaap:SubstandardMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2022-12-310000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2022-12-310000018349syn:CommercialAndIndustrialMemberus-gaap:PassMembersyn:OwnerOccupiedMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMemberus-gaap:PassMembersyn:OwnerOccupiedMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMemberus-gaap:PassMembersyn:OwnerOccupiedMember2022-12-310000018349syn:CommercialAndIndustrialMemberus-gaap:SpecialMentionMembersyn:OwnerOccupiedMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMemberus-gaap:SpecialMentionMembersyn:OwnerOccupiedMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMemberus-gaap:SpecialMentionMembersyn:OwnerOccupiedMember2022-12-310000018349us-gaap:SubstandardMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2022-12-310000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2022-12-310000018349syn:CommercialAndIndustrialMembersyn:LossMembersyn:OwnerOccupiedMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:LossMembersyn:OwnerOccupiedMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:LossMembersyn:OwnerOccupiedMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:CommercialAndIndustrialMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:CommercialAndIndustrialMember2022-12-310000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2022-12-310000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2022-12-310000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2022-12-310000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2022-12-310000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2022-12-310000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2022-12-310000018349syn:InvestmentPropertiesMemberus-gaap:SubstandardMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:InvestmentPropertiesMemberus-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:InvestmentPropertiesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMember2022-12-310000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2022-12-310000018349us-gaap:SubstandardMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2022-12-310000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2022-12-310000018349us-gaap:CommercialRealEstateMemberus-gaap:PassMembersyn:LandAcquisitionMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMembersyn:LandAcquisitionMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMemberus-gaap:PassMembersyn:LandAcquisitionMember2022-12-310000018349us-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMembersyn:LandAcquisitionMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMembersyn:LandAcquisitionMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMembersyn:LandAcquisitionMember2022-12-310000018349us-gaap:SubstandardMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-12-310000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CommercialRealEstateMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:CommercialRealEstateMember2022-12-310000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2022-12-310000018349us-gaap:SubstandardMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2022-12-310000018349us-gaap:SubstandardMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2022-12-310000018349us-gaap:CreditCardReceivablesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PassMember2022-12-310000018349us-gaap:CreditCardReceivablesMemberus-gaap:SubstandardMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CreditCardReceivablesMemberus-gaap:SubstandardMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:CreditCardReceivablesMemberus-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2022-12-310000018349us-gaap:CreditCardReceivablesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:CreditCardReceivablesMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:CreditCardReceivablesMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMemberus-gaap:PassMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMemberus-gaap:PassMember2022-12-310000018349us-gaap:SubstandardMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:SubstandardMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-12-310000018349us-gaap:SubstandardMembersyn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMembersyn:LossMembersyn:OtherConsumerLoansMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMembersyn:OtherConsumerLoansMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMembersyn:LossMembersyn:OtherConsumerLoansMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349syn:RevolvingLoansAmortizedCostBasisMember2022-12-310000018349syn:RevolvingLoansConvertedToTermLoansMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMember2023-06-300000018349us-gaap:CommercialRealEstateMember2023-06-300000018349us-gaap:ConsumerPortfolioSegmentMember2023-06-300000018349syn:CommercialAndIndustrialMember2023-07-012023-09-300000018349us-gaap:CommercialRealEstateMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMember2023-09-300000018349us-gaap:CommercialRealEstateMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349syn:CommercialAndIndustrialMember2022-06-300000018349us-gaap:CommercialRealEstateMember2022-06-300000018349us-gaap:ConsumerPortfolioSegmentMember2022-06-300000018349syn:CommercialAndIndustrialMember2022-07-012022-09-300000018349us-gaap:CommercialRealEstateMember2022-07-012022-09-300000018349us-gaap:ConsumerPortfolioSegmentMember2022-07-012022-09-300000018349syn:CommercialAndIndustrialMember2022-09-300000018349us-gaap:CommercialRealEstateMember2022-09-300000018349us-gaap:ConsumerPortfolioSegmentMember2022-09-300000018349syn:CommercialAndIndustrialMember2022-12-310000018349us-gaap:CommercialRealEstateMember2022-12-310000018349us-gaap:ConsumerPortfolioSegmentMember2022-12-310000018349syn:CommercialAndIndustrialMember2023-01-012023-09-300000018349us-gaap:CommercialRealEstateMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMember2021-12-310000018349us-gaap:CommercialRealEstateMember2021-12-310000018349us-gaap:ConsumerPortfolioSegmentMember2021-12-310000018349syn:CommercialAndIndustrialMember2022-01-012022-09-300000018349us-gaap:CommercialRealEstateMember2022-01-012022-09-300000018349us-gaap:ConsumerPortfolioSegmentMember2022-01-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:ContractualInterestRateReductionMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:ExtendedMaturityMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMembersyn:CommercialFinancialAndAgriculturalMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndInterestRateReductionMembersyn:CommercialFinancialAndAgriculturalMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ContractualInterestRateReductionMembersyn:OwnerOccupiedMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityMembersyn:OwnerOccupiedMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMembersyn:OwnerOccupiedMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndInterestRateReductionMembersyn:OwnerOccupiedMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ContractualInterestRateReductionMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMembersyn:CommercialAndIndustrialMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndInterestRateReductionMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMember2023-07-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ContractualInterestRateReductionMember2023-07-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMember2023-07-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMember2023-07-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:PaymentDeferralMemberus-gaap:CommercialRealEstateMember2023-07-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:CommercialRealEstateMember2023-07-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMember2023-07-012023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ContractualInterestRateReductionMember2023-07-012023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMember2023-07-012023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2023-07-012023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:CommercialRealEstateMember2023-07-012023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2023-07-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ContractualInterestRateReductionMembersyn:LandAcquisitionMember2023-07-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMembersyn:LandAcquisitionMember2023-07-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMembersyn:LandAcquisitionMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-07-012023-09-300000018349us-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-07-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ContractualInterestRateReductionMember2023-07-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMember2023-07-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:CommercialRealEstateMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:CommercialRealEstateMember2023-07-012023-09-300000018349us-gaap:CommercialRealEstateMember2023-07-012023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMember2023-07-012023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ExtendedMaturityMember2023-07-012023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMember2023-07-012023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ExtendedMaturityMember2023-07-012023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMembersyn:CreditCardsMember2023-07-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ExtendedMaturityMembersyn:CreditCardsMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMembersyn:CreditCardsMember2023-07-012023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:PaymentDeferralMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMembersyn:CreditCardsMember2023-07-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:CreditCardsMember2023-07-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMembersyn:OtherConsumerLoansMember2023-07-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMemberus-gaap:ExtendedMaturityMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-07-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-07-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMember2023-07-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ExtendedMaturityMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349us-gaap:ContractualInterestRateReductionMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityAndPrincipalForgivenessMember2023-07-012023-09-300000018349us-gaap:PaymentDeferralMember2023-07-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMember2023-07-012023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:ContractualInterestRateReductionMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:ExtendedMaturityMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMembersyn:CommercialFinancialAndAgriculturalMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMembersyn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndInterestRateReductionMembersyn:CommercialFinancialAndAgriculturalMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ContractualInterestRateReductionMembersyn:OwnerOccupiedMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityMembersyn:OwnerOccupiedMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMembersyn:OwnerOccupiedMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMembersyn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndInterestRateReductionMembersyn:OwnerOccupiedMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ContractualInterestRateReductionMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMembersyn:CommercialAndIndustrialMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:ExtendedMaturityAndInterestRateReductionMember2023-01-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ContractualInterestRateReductionMember2023-01-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMember2023-01-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMember2023-01-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:PaymentDeferralMemberus-gaap:CommercialRealEstateMember2023-01-012023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:CommercialRealEstateMember2023-01-012023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ContractualInterestRateReductionMember2023-01-012023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMember2023-01-012023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMembersyn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2023-01-012023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:CommercialRealEstateMember2023-01-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ContractualInterestRateReductionMembersyn:LandAcquisitionMember2023-01-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMembersyn:LandAcquisitionMember2023-01-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMembersyn:LandAcquisitionMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-01-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ContractualInterestRateReductionMember2023-01-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMember2023-01-012023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:CommercialRealEstateMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:CommercialRealEstateMember2023-01-012023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMember2023-01-012023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ExtendedMaturityMember2023-01-012023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMember2023-01-012023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ExtendedMaturityMember2023-01-012023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMembersyn:CreditCardsMember2023-01-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ExtendedMaturityMembersyn:CreditCardsMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMembersyn:CreditCardsMember2023-01-012023-09-300000018349us-gaap:CreditCardReceivablesMemberus-gaap:PaymentDeferralMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMembersyn:CreditCardsMember2023-01-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:CreditCardsMember2023-01-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMembersyn:OtherConsumerLoansMember2023-01-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMemberus-gaap:ExtendedMaturityMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-01-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMember2023-01-012023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ExtendedMaturityMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349us-gaap:ContractualInterestRateReductionMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityAndPrincipalForgivenessMember2023-01-012023-09-300000018349us-gaap:PaymentDeferralMember2023-01-012023-09-300000018349us-gaap:ExtendedMaturityAndInterestRateReductionMember2023-01-012023-09-300000018349syn:ConsumerMortgagesReportingUnitMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349syn:ConsumerMortgagesReportingUnitMemberus-gaap:ConsumerPortfolioSegmentMember2023-07-012023-09-300000018349syn:ConsumerMortgagesReportingUnitMemberus-gaap:ExtendedMaturityAndPrincipalForgivenessMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349syn:ConsumerMortgagesReportingUnitMemberus-gaap:ConsumerPortfolioSegmentMember2023-01-012023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:FinancialAssetNotPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancialAsset30To89DaysPastDueMembersyn:CommercialFinancialAndAgriculturalMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMembersyn:FinancialAssetNonaccrualMember2023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:FinancialAssetNotPastDueMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancialAsset30To89DaysPastDueMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancialAssetNonaccrualMembersyn:OwnerOccupiedMember2023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:FinancialAssetNotPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancialAsset30To89DaysPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:FinancialAssetNonaccrualMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2023-09-300000018349syn:InvestmentPropertiesMembersyn:FinancialAsset30To89DaysPastDueMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMembersyn:FinancialAssetNonaccrualMember2023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2023-09-300000018349syn:OneToFourFamilyPropertiesMembersyn:FinancialAsset30To89DaysPastDueMemberus-gaap:CommercialRealEstateMember2023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMembersyn:FinancialAssetNonaccrualMember2023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMembersyn:LandAcquisitionMember2023-09-300000018349syn:FinancialAsset30To89DaysPastDueMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembersyn:LandAcquisitionMember2023-09-300000018349us-gaap:CommercialRealEstateMembersyn:FinancialAssetNonaccrualMembersyn:LandAcquisitionMember2023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2023-09-300000018349syn:FinancialAsset30To89DaysPastDueMemberus-gaap:CommercialRealEstateMember2023-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349us-gaap:CommercialRealEstateMembersyn:FinancialAssetNonaccrualMember2023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:FinancialAssetNotPastDueMember2023-09-300000018349syn:FinancialAsset30To89DaysPastDueMemberus-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancialAssetNonaccrualMember2023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:FinancialAssetNotPastDueMember2023-09-300000018349us-gaap:HomeEquityMembersyn:FinancialAsset30To89DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMembersyn:FinancialAssetNonaccrualMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:FinancialAssetNotPastDueMembersyn:CreditCardsMember2023-09-300000018349syn:FinancialAsset30To89DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMembersyn:CreditCardsMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:CreditCardsMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:CreditCardsMembersyn:FinancialAssetNonaccrualMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:CreditCardsMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:FinancialAssetNotPastDueMembersyn:OtherConsumerLoansMember2023-09-300000018349syn:FinancialAsset30To89DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMembersyn:FinancialAssetNonaccrualMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:FinancialAssetNotPastDueMember2023-09-300000018349syn:FinancialAsset30To89DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:FinancialAssetNonaccrualMember2023-09-300000018349us-gaap:FinancialAssetNotPastDueMember2023-09-300000018349syn:FinancialAsset30To89DaysPastDueMember2023-09-300000018349us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2023-09-300000018349syn:FinancialAssetNonaccrualMember2023-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2022-07-012022-09-30syn:contract0000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:InterestRateBelowMarketReductionMember2022-07-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:TermExtensionsAndOrOtherConcessionsMembersyn:CommercialFinancialAndAgriculturalMember2022-07-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2022-07-012022-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:InterestRateBelowMarketReductionMembersyn:OwnerOccupiedMember2022-07-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:TermExtensionsAndOrOtherConcessionsMembersyn:OwnerOccupiedMember2022-07-012022-09-300000018349syn:CommercialAndIndustrialMember2022-07-012022-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:InterestRateBelowMarketReductionMember2022-07-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:TermExtensionsAndOrOtherConcessionsMember2022-07-012022-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMember2022-07-012022-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:InterestRateBelowMarketReductionMember2022-07-012022-09-300000018349syn:InvestmentPropertiesMembersyn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:CommercialRealEstateMember2022-07-012022-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2022-07-012022-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:InterestRateBelowMarketReductionMember2022-07-012022-09-300000018349syn:OneToFourFamilyPropertiesMembersyn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:CommercialRealEstateMember2022-07-012022-09-300000018349us-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-07-012022-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:InterestRateBelowMarketReductionMembersyn:LandAcquisitionMember2022-07-012022-09-300000018349syn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-07-012022-09-300000018349us-gaap:CommercialRealEstateMember2022-07-012022-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:InterestRateBelowMarketReductionMember2022-07-012022-09-300000018349syn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:CommercialRealEstateMember2022-07-012022-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2022-07-012022-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:InterestRateBelowMarketReductionMember2022-07-012022-09-300000018349us-gaap:ConsumerLoanMembersyn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:ConsumerPortfolioSegmentMember2022-07-012022-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2022-07-012022-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:InterestRateBelowMarketReductionMember2022-07-012022-09-300000018349us-gaap:HomeEquityMembersyn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:ConsumerPortfolioSegmentMember2022-07-012022-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-07-012022-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:InterestRateBelowMarketReductionMembersyn:OtherConsumerLoansMember2022-07-012022-09-300000018349syn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-07-012022-09-300000018349us-gaap:ConsumerPortfolioSegmentMember2022-07-012022-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:InterestRateBelowMarketReductionMember2022-07-012022-09-300000018349syn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:ConsumerPortfolioSegmentMember2022-07-012022-09-300000018349us-gaap:InterestRateBelowMarketReductionMember2022-07-012022-09-300000018349syn:TermExtensionsAndOrOtherConcessionsMember2022-07-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMember2022-01-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:CommercialFinancialAndAgriculturalMemberus-gaap:InterestRateBelowMarketReductionMember2022-01-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:TermExtensionsAndOrOtherConcessionsMembersyn:CommercialFinancialAndAgriculturalMember2022-01-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:OwnerOccupiedMember2022-01-012022-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:InterestRateBelowMarketReductionMembersyn:OwnerOccupiedMember2022-01-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:TermExtensionsAndOrOtherConcessionsMembersyn:OwnerOccupiedMember2022-01-012022-09-300000018349syn:CommercialAndIndustrialMember2022-01-012022-09-300000018349syn:CommercialAndIndustrialMemberus-gaap:InterestRateBelowMarketReductionMember2022-01-012022-09-300000018349syn:CommercialAndIndustrialMembersyn:TermExtensionsAndOrOtherConcessionsMember2022-01-012022-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMember2022-01-012022-09-300000018349syn:InvestmentPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:InterestRateBelowMarketReductionMember2022-01-012022-09-300000018349syn:InvestmentPropertiesMembersyn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:CommercialRealEstateMember2022-01-012022-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMember2022-01-012022-09-300000018349syn:OneToFourFamilyPropertiesMemberus-gaap:CommercialRealEstateMemberus-gaap:InterestRateBelowMarketReductionMember2022-01-012022-09-300000018349syn:OneToFourFamilyPropertiesMembersyn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:CommercialRealEstateMember2022-01-012022-09-300000018349us-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-01-012022-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:InterestRateBelowMarketReductionMembersyn:LandAcquisitionMember2022-01-012022-09-300000018349syn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:CommercialRealEstateMembersyn:LandAcquisitionMember2022-01-012022-09-300000018349us-gaap:CommercialRealEstateMember2022-01-012022-09-300000018349us-gaap:CommercialRealEstateMemberus-gaap:InterestRateBelowMarketReductionMember2022-01-012022-09-300000018349syn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:CommercialRealEstateMember2022-01-012022-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-09-300000018349us-gaap:ConsumerLoanMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:InterestRateBelowMarketReductionMember2022-01-012022-09-300000018349us-gaap:ConsumerLoanMembersyn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-09-300000018349us-gaap:HomeEquityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:InterestRateBelowMarketReductionMember2022-01-012022-09-300000018349us-gaap:HomeEquityMembersyn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-09-300000018349us-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-01-012022-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:InterestRateBelowMarketReductionMembersyn:OtherConsumerLoansMember2022-01-012022-09-300000018349syn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:ConsumerPortfolioSegmentMembersyn:OtherConsumerLoansMember2022-01-012022-09-300000018349us-gaap:ConsumerPortfolioSegmentMember2022-01-012022-09-300000018349us-gaap:ConsumerPortfolioSegmentMemberus-gaap:InterestRateBelowMarketReductionMember2022-01-012022-09-300000018349syn:TermExtensionsAndOrOtherConcessionsMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-09-300000018349us-gaap:InterestRateBelowMarketReductionMember2022-01-012022-09-300000018349syn:TermExtensionsAndOrOtherConcessionsMember2022-01-012022-09-300000018349us-gaap:PrincipalForgivenessMember2022-01-012022-09-300000018349us-gaap:PrincipalForgivenessMember2022-07-012022-09-300000018349syn:QualpayMember2023-07-012023-09-300000018349syn:GLOBALTMemberus-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember2023-07-012023-09-300000018349syn:WholesaleBankingReportingUnitMember2022-12-310000018349syn:CommunityBankingReportingUnitMember2022-12-310000018349syn:ConsumerBankingReportingUnitMember2022-12-310000018349syn:WealthManagementReportingUnitMember2022-12-310000018349syn:WholesaleBankingReportingUnitMember2023-01-012023-09-300000018349syn:CommunityBankingReportingUnitMember2023-01-012023-09-300000018349syn:ConsumerBankingReportingUnitMember2023-01-012023-09-300000018349syn:WealthManagementReportingUnitMember2023-01-012023-09-300000018349syn:WholesaleBankingReportingUnitMember2023-09-300000018349syn:CommunityBankingReportingUnitMember2023-09-300000018349syn:ConsumerBankingReportingUnitMember2023-09-300000018349syn:WealthManagementReportingUnitMember2023-09-300000018349us-gaap:CoreDepositsMember2023-09-300000018349us-gaap:OtherIntangibleAssetsMembersrt:MinimumMember2023-09-300000018349us-gaap:OtherIntangibleAssetsMembersrt:MaximumMember2023-09-300000018349us-gaap:CustomerRelationshipsMember2023-09-300000018349syn:PartnerRelationshipMember2023-09-300000018349us-gaap:DevelopedTechnologyRightsMember2023-09-300000018349us-gaap:OtherIntangibleAssetsMember2023-09-300000018349us-gaap:CoreDepositsMember2022-12-310000018349us-gaap:CustomerRelationshipsMember2022-12-310000018349us-gaap:OtherIntangibleAssetsMember2022-12-3100000183492023-01-180000018349us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2023-06-300000018349us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2023-06-300000018349us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2023-07-012023-09-300000018349us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2023-07-012023-09-300000018349us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2023-09-300000018349us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2023-09-300000018349us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2022-06-300000018349us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2022-06-300000018349us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2022-07-012022-09-300000018349us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2022-07-012022-09-300000018349us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2022-09-300000018349us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2022-09-300000018349us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2022-12-310000018349us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2022-12-310000018349us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2023-01-012023-09-300000018349us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2023-01-012023-09-300000018349us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2021-12-310000018349us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2021-12-310000018349us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2022-01-012022-09-300000018349us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2022-01-012022-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Membersyn:CollateralizedMortgageObligationsIssuedByUSGovernmentSponsoredEnterprisesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Membersyn:CollateralizedMortgageObligationsIssuedByUSGovernmentSponsoredEnterprisesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersyn:CollateralizedMortgageObligationsIssuedByUSGovernmentSponsoredEnterprisesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMembersyn:CollateralizedMortgageObligationsIssuedByUSGovernmentSponsoredEnterprisesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Membersyn:CollateralizedMortgageObligationsIssuedByUSGovernmentSponsoredEnterprisesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Membersyn:CollateralizedMortgageObligationsIssuedByUSGovernmentSponsoredEnterprisesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersyn:CollateralizedMortgageObligationsIssuedByUSGovernmentSponsoredEnterprisesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMembersyn:CollateralizedMortgageObligationsIssuedByUSGovernmentSponsoredEnterprisesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesOtherMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesOtherMemberus-gaap:FairValueInputsLevel2Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesOtherMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesOtherMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesOtherMemberus-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesOtherMemberus-gaap:FairValueInputsLevel2Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesOtherMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesOtherMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USStatesAndPoliticalSubdivisionsMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Memberus-gaap:USStatesAndPoliticalSubdivisionsMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USStatesAndPoliticalSubdivisionsMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USStatesAndPoliticalSubdivisionsMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USStatesAndPoliticalSubdivisionsMemberus-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Memberus-gaap:USStatesAndPoliticalSubdivisionsMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USStatesAndPoliticalSubdivisionsMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USStatesAndPoliticalSubdivisionsMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueInputsLevel2Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:AssetBackedSecuritiesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueInputsLevel2Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:AssetBackedSecuritiesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:OtherInvestmentsMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:OtherInvestmentsMemberus-gaap:FairValueInputsLevel2Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:OtherInvestmentsMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:OtherInvestmentsMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:OtherInvestmentsMemberus-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:OtherInvestmentsMemberus-gaap:FairValueInputsLevel2Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:OtherInvestmentsMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:OtherInvestmentsMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USTreasurySecuritiesMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Memberus-gaap:USTreasurySecuritiesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USTreasurySecuritiesMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USTreasurySecuritiesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USTreasurySecuritiesMemberus-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Memberus-gaap:USTreasurySecuritiesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USTreasurySecuritiesMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USTreasurySecuritiesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USGovernmentAgenciesDebtSecuritiesMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Memberus-gaap:USGovernmentAgenciesDebtSecuritiesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USGovernmentAgenciesDebtSecuritiesMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USGovernmentAgenciesDebtSecuritiesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USGovernmentAgenciesDebtSecuritiesMemberus-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Memberus-gaap:USGovernmentAgenciesDebtSecuritiesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USGovernmentAgenciesDebtSecuritiesMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USGovernmentAgenciesDebtSecuritiesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Membersyn:MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Membersyn:MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMembersyn:MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMembersyn:MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Membersyn:MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Membersyn:MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMembersyn:MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMembersyn:MortgageBackedSecuritiesIssuedByUSGovernmentAgenciesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Memberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMemberus-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel2Memberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMembersyn:CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredAgenciesMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMembersyn:CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredAgenciesMemberus-gaap:FairValueInputsLevel2Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMembersyn:CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredAgenciesMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMembersyn:CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredAgenciesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMembersyn:CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredAgenciesMemberus-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMembersyn:CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredAgenciesMemberus-gaap:FairValueInputsLevel2Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMembersyn:CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredAgenciesMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMembersyn:CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredAgenciesMember2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMemberus-gaap:FairValueInputsLevel2Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2023-09-300000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMemberus-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMemberus-gaap:FairValueInputsLevel2Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMemberus-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2022-12-310000018349us-gaap:OtherInvestmentsMember2023-06-300000018349us-gaap:OtherInvestmentsMember2023-07-012023-09-300000018349us-gaap:OtherInvestmentsMember2023-09-300000018349us-gaap:OtherInvestmentsMember2022-06-300000018349us-gaap:OtherInvestmentsMember2022-07-012022-09-300000018349us-gaap:OtherInvestmentsMember2022-09-300000018349us-gaap:OtherInvestmentsMember2022-12-310000018349us-gaap:OtherInvestmentsMember2023-01-012023-09-300000018349us-gaap:OtherInvestmentsMember2021-12-310000018349us-gaap:OtherInvestmentsMember2022-01-012022-09-300000018349us-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsNonrecurringMember2023-09-300000018349us-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:FairValueInputsLevel3Member2023-09-300000018349syn:ProvisionForCreditLossMemberus-gaap:LoansMemberus-gaap:FairValueMeasurementsNonrecurringMember2023-07-012023-09-300000018349syn:ProvisionForCreditLossMemberus-gaap:LoansMemberus-gaap:FairValueMeasurementsNonrecurringMember2023-01-012023-09-300000018349us-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:FairValueInputsLevel1Member2022-09-300000018349us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsNonrecurringMember2022-09-300000018349us-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:FairValueInputsLevel3Member2022-09-300000018349syn:ProvisionForCreditLossMemberus-gaap:LoansMemberus-gaap:FairValueMeasurementsNonrecurringMember2022-07-012022-09-300000018349syn:ProvisionForCreditLossMemberus-gaap:LoansMemberus-gaap:FairValueMeasurementsNonrecurringMember2022-01-012022-09-300000018349syn:OtherOperatingExpenseMembersyn:OtherAssetsHeldForSaleMemberus-gaap:FairValueMeasurementsNonrecurringMember2022-07-012022-09-300000018349syn:OtherOperatingExpenseMembersyn:OtherAssetsHeldForSaleMemberus-gaap:FairValueMeasurementsNonrecurringMember2022-01-012022-09-300000018349us-gaap:CarryingReportedAmountFairValueDisclosureMember2023-09-300000018349us-gaap:EstimateOfFairValueFairValueDisclosureMember2023-09-300000018349us-gaap:FairValueInputsLevel1Member2023-09-300000018349us-gaap:FairValueInputsLevel2Member2023-09-300000018349us-gaap:FairValueInputsLevel3Member2023-09-300000018349us-gaap:CarryingReportedAmountFairValueDisclosureMember2022-12-310000018349us-gaap:EstimateOfFairValueFairValueDisclosureMember2022-12-310000018349us-gaap:FairValueInputsLevel1Member2022-12-310000018349us-gaap:FairValueInputsLevel2Member2022-12-310000018349us-gaap:FairValueInputsLevel3Member2022-12-310000018349us-gaap:CashFlowHedgingMember2023-01-012023-09-300000018349us-gaap:CashFlowHedgingMember2023-07-012023-09-300000018349us-gaap:CashFlowHedgingMember2022-01-012022-09-300000018349us-gaap:CashFlowHedgingMember2022-07-012022-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMember2023-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMember2022-12-310000018349us-gaap:CashFlowHedgingMember2023-09-300000018349us-gaap:CashFlowHedgingMember2022-12-310000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMember2023-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMember2022-12-310000018349us-gaap:FairValueHedgingMember2023-09-300000018349us-gaap:FairValueHedgingMember2022-12-310000018349us-gaap:DesignatedAsHedgingInstrumentMember2023-09-300000018349us-gaap:DesignatedAsHedgingInstrumentMember2022-12-310000018349us-gaap:NondesignatedMemberus-gaap:InterestRateContractMember2023-09-300000018349us-gaap:NondesignatedMemberus-gaap:InterestRateContractMember2022-12-310000018349us-gaap:InterestRateLockCommitmentsMembersyn:MortgageDerivativeMemberus-gaap:NondesignatedMember2023-09-300000018349us-gaap:InterestRateLockCommitmentsMembersyn:MortgageDerivativeMemberus-gaap:NondesignatedMember2022-12-310000018349syn:MortgageDerivativeMemberus-gaap:NondesignatedMembersyn:ForwardCommitmentsToSellFixedRateMortgageLoansMember2023-09-300000018349syn:MortgageDerivativeMemberus-gaap:NondesignatedMembersyn:ForwardCommitmentsToSellFixedRateMortgageLoansMember2022-12-310000018349us-gaap:NondesignatedMembersyn:RiskParticipationAgreementsMember2023-09-300000018349us-gaap:NondesignatedMembersyn:RiskParticipationAgreementsMember2022-12-310000018349us-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMember2023-09-300000018349us-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMember2022-12-310000018349us-gaap:NondesignatedMembersyn:VisaDerivativeMember2023-09-300000018349us-gaap:NondesignatedMembersyn:VisaDerivativeMember2022-12-310000018349us-gaap:NondesignatedMember2023-09-300000018349us-gaap:NondesignatedMember2022-12-310000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2023-07-012023-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMemberus-gaap:DepositsMember2023-07-012023-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMemberus-gaap:LongTermDebtMember2023-07-012023-09-300000018349us-gaap:CashFlowHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2023-07-012023-09-300000018349us-gaap:CashFlowHedgingMemberus-gaap:DepositsMember2023-07-012023-09-300000018349us-gaap:CashFlowHedgingMemberus-gaap:LongTermDebtMember2023-07-012023-09-300000018349us-gaap:FairValueHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2023-07-012023-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:DepositsMember2023-07-012023-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:LongTermDebtMember2023-07-012023-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2022-07-012022-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMemberus-gaap:DepositsMember2022-07-012022-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMemberus-gaap:LongTermDebtMember2022-07-012022-09-300000018349us-gaap:InterestRateContractMembersyn:InterestExpenseOtherBorrowingsMemberus-gaap:CashFlowHedgingMember2022-07-012022-09-300000018349us-gaap:CashFlowHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2022-07-012022-09-300000018349us-gaap:CashFlowHedgingMemberus-gaap:DepositsMember2022-07-012022-09-300000018349us-gaap:CashFlowHedgingMemberus-gaap:LongTermDebtMember2022-07-012022-09-300000018349syn:InterestExpenseOtherBorrowingsMemberus-gaap:CashFlowHedgingMember2022-07-012022-09-300000018349us-gaap:FairValueHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2022-07-012022-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:DepositsMember2022-07-012022-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:LongTermDebtMember2022-07-012022-09-300000018349us-gaap:FairValueHedgingMembersyn:InterestExpenseOtherBorrowingsMember2022-07-012022-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2023-01-012023-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMemberus-gaap:DepositsMember2023-01-012023-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMemberus-gaap:LongTermDebtMember2023-01-012023-09-300000018349us-gaap:CashFlowHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2023-01-012023-09-300000018349us-gaap:CashFlowHedgingMemberus-gaap:DepositsMember2023-01-012023-09-300000018349us-gaap:CashFlowHedgingMemberus-gaap:LongTermDebtMember2023-01-012023-09-300000018349us-gaap:FairValueHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2023-01-012023-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:DepositsMember2023-01-012023-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:LongTermDebtMember2023-01-012023-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2022-01-012022-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMemberus-gaap:DepositsMember2022-01-012022-09-300000018349us-gaap:InterestRateContractMemberus-gaap:CashFlowHedgingMemberus-gaap:LongTermDebtMember2022-01-012022-09-300000018349us-gaap:InterestRateContractMembersyn:InterestExpenseOtherBorrowingsMemberus-gaap:CashFlowHedgingMember2022-01-012022-09-300000018349us-gaap:CashFlowHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2022-01-012022-09-300000018349us-gaap:CashFlowHedgingMemberus-gaap:DepositsMember2022-01-012022-09-300000018349us-gaap:CashFlowHedgingMemberus-gaap:LongTermDebtMember2022-01-012022-09-300000018349syn:InterestExpenseOtherBorrowingsMemberus-gaap:CashFlowHedgingMember2022-01-012022-09-300000018349us-gaap:FairValueHedgingMembersyn:InterestIncomeLoansIncludingFeesMember2022-01-012022-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:DepositsMember2022-01-012022-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:LongTermDebtMember2022-01-012022-09-300000018349us-gaap:FairValueHedgingMembersyn:InterestExpenseOtherBorrowingsMember2022-01-012022-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:DepositsMember2023-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:DepositsMember2023-01-012023-09-300000018349us-gaap:NondesignatedMemberus-gaap:InterestRateContractMemberus-gaap:DepositsMember2023-01-012023-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:DepositsMember2022-12-310000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:DepositsMember2022-01-012022-12-310000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:LongTermDebtMember2023-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:LongTermDebtMember2023-01-012023-09-300000018349us-gaap:NondesignatedMemberus-gaap:InterestRateContractMemberus-gaap:LongTermDebtMember2023-01-012023-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:LongTermDebtMember2022-12-310000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:LongTermDebtMember2022-01-012022-12-310000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberus-gaap:DepositsMember2023-07-012023-09-300000018349us-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberus-gaap:LongTermDebtMember2023-07-012023-09-300000018349us-gaap:NondesignatedMemberus-gaap:InterestRateContractMember2023-07-012023-09-300000018349us-gaap:NondesignatedMemberus-gaap:InterestRateContractMember2022-07-012022-09-300000018349us-gaap:NondesignatedMemberus-gaap:InterestRateContractMember2023-01-012023-09-300000018349us-gaap:NondesignatedMemberus-gaap:InterestRateContractMember2022-01-012022-09-300000018349us-gaap:InterestRateLockCommitmentsMembersyn:MortgageDerivativeMemberus-gaap:NondesignatedMember2023-07-012023-09-300000018349us-gaap:InterestRateLockCommitmentsMembersyn:MortgageDerivativeMemberus-gaap:NondesignatedMember2022-07-012022-09-300000018349us-gaap:InterestRateLockCommitmentsMembersyn:MortgageDerivativeMemberus-gaap:NondesignatedMember2023-01-012023-09-300000018349us-gaap:InterestRateLockCommitmentsMembersyn:MortgageDerivativeMemberus-gaap:NondesignatedMember2022-01-012022-09-300000018349syn:MortgageDerivativeMemberus-gaap:NondesignatedMembersyn:ForwardCommitmentsToSellFixedRateMortgageLoansMember2023-07-012023-09-300000018349syn:MortgageDerivativeMemberus-gaap:NondesignatedMembersyn:ForwardCommitmentsToSellFixedRateMortgageLoansMember2022-07-012022-09-300000018349syn:MortgageDerivativeMemberus-gaap:NondesignatedMembersyn:ForwardCommitmentsToSellFixedRateMortgageLoansMember2023-01-012023-09-300000018349syn:MortgageDerivativeMemberus-gaap:NondesignatedMembersyn:ForwardCommitmentsToSellFixedRateMortgageLoansMember2022-01-012022-09-300000018349us-gaap:NondesignatedMembersyn:RiskParticipationAgreementsMember2023-07-012023-09-300000018349us-gaap:NondesignatedMembersyn:RiskParticipationAgreementsMember2022-07-012022-09-300000018349us-gaap:NondesignatedMembersyn:RiskParticipationAgreementsMember2023-01-012023-09-300000018349us-gaap:NondesignatedMembersyn:RiskParticipationAgreementsMember2022-01-012022-09-300000018349us-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMember2023-07-012023-09-300000018349us-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMember2022-07-012022-09-300000018349us-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMember2023-01-012023-09-300000018349us-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMember2022-01-012022-09-300000018349us-gaap:NondesignatedMembersyn:VisaDerivativeMember2023-07-012023-09-300000018349us-gaap:NondesignatedMembersyn:VisaDerivativeMember2022-07-012022-09-300000018349us-gaap:NondesignatedMembersyn:VisaDerivativeMember2023-01-012023-09-300000018349us-gaap:NondesignatedMembersyn:VisaDerivativeMember2022-01-012022-09-300000018349us-gaap:NondesignatedMember2023-07-012023-09-300000018349us-gaap:NondesignatedMember2022-07-012022-09-300000018349us-gaap:NondesignatedMember2023-01-012023-09-300000018349us-gaap:NondesignatedMember2022-01-012022-09-300000018349us-gaap:UnfundedLoanCommitmentMember2023-09-300000018349us-gaap:UnfundedLoanCommitmentMember2022-12-310000018349syn:StandbyAndCommercialLettersOfCreditMember2023-09-300000018349syn:StandbyAndCommercialLettersOfCreditMember2022-12-310000018349syn:CommitmentsToFundCommercialAndIndustrialLoansMember2023-09-300000018349syn:CommitmentsToFundCommercialAndIndustrialLoansMember2022-12-310000018349syn:CommitmentsToFundCommercialRealEstateConstructionAndLandDevelopmentLoansMember2023-09-300000018349syn:CommitmentsToFundCommercialRealEstateConstructionAndLandDevelopmentLoansMember2022-12-310000018349syn:CommitmentsUnderHomeEquityLinesOfCreditMember2023-09-300000018349syn:CommitmentsUnderHomeEquityLinesOfCreditMember2022-12-310000018349syn:UnusedCreditCardLinesMember2023-09-300000018349syn:UnusedCreditCardLinesMember2022-12-310000018349syn:OtherLoanCommitmentsMember2023-09-300000018349syn:OtherLoanCommitmentsMember2022-12-310000018349us-gaap:GuaranteeObligationsMember2023-09-300000018349us-gaap:GuaranteeObligationsMember2022-12-310000018349syn:PermanentAndShortTermConstructionLoansAndLetterOfCreditCommitmentsMember2023-09-300000018349syn:PermanentAndShortTermConstructionLoansAndLetterOfCreditCommitmentsMember2022-12-310000018349syn:FundedPortionOfPermanentAndShortTermLoansAndLettersOfCreditMember2023-09-300000018349syn:FundedPortionOfPermanentAndShortTermLoansAndLettersOfCreditMember2022-12-310000018349us-gaap:GuaranteeObligationsMember2023-07-012023-09-300000018349us-gaap:GuaranteeObligationsMember2023-01-012023-09-300000018349us-gaap:GuaranteeObligationsMember2022-07-012022-09-300000018349us-gaap:GuaranteeObligationsMember2022-01-012022-09-300000018349srt:MinimumMember2023-09-300000018349srt:MaximumMember2023-09-30syn:segment0000018349us-gaap:OperatingSegmentsMembersyn:WholesaleBankingMember2023-07-012023-09-300000018349us-gaap:OperatingSegmentsMembersyn:CommunityBankingMember2023-07-012023-09-300000018349syn:ConsumerBankingMemberus-gaap:OperatingSegmentsMember2023-07-012023-09-300000018349us-gaap:OperatingSegmentsMembersyn:FinancialManagementServicesMember2023-07-012023-09-300000018349us-gaap:CorporateNonSegmentMember2023-07-012023-09-300000018349us-gaap:OperatingSegmentsMembersyn:WholesaleBankingMember2022-07-012022-09-300000018349us-gaap:OperatingSegmentsMembersyn:CommunityBankingMember2022-07-012022-09-300000018349syn:ConsumerBankingMemberus-gaap:OperatingSegmentsMember2022-07-012022-09-300000018349us-gaap:OperatingSegmentsMembersyn:FinancialManagementServicesMember2022-07-012022-09-300000018349us-gaap:CorporateNonSegmentMember2022-07-012022-09-300000018349us-gaap:OperatingSegmentsMembersyn:WholesaleBankingMember2023-01-012023-09-300000018349us-gaap:OperatingSegmentsMembersyn:CommunityBankingMember2023-01-012023-09-300000018349syn:ConsumerBankingMemberus-gaap:OperatingSegmentsMember2023-01-012023-09-300000018349us-gaap:OperatingSegmentsMembersyn:FinancialManagementServicesMember2023-01-012023-09-300000018349us-gaap:CorporateNonSegmentMember2023-01-012023-09-300000018349us-gaap:OperatingSegmentsMembersyn:WholesaleBankingMember2022-01-012022-09-300000018349us-gaap:OperatingSegmentsMembersyn:CommunityBankingMember2022-01-012022-09-300000018349syn:ConsumerBankingMemberus-gaap:OperatingSegmentsMember2022-01-012022-09-300000018349us-gaap:OperatingSegmentsMembersyn:FinancialManagementServicesMember2022-01-012022-09-300000018349us-gaap:CorporateNonSegmentMember2022-01-012022-09-300000018349us-gaap:OperatingSegmentsMembersyn:WholesaleBankingMember2023-09-300000018349us-gaap:OperatingSegmentsMembersyn:CommunityBankingMember2023-09-300000018349syn:ConsumerBankingMemberus-gaap:OperatingSegmentsMember2023-09-300000018349us-gaap:OperatingSegmentsMembersyn:FinancialManagementServicesMember2023-09-300000018349us-gaap:CorporateNonSegmentMember2023-09-30syn:employee0000018349us-gaap:OperatingSegmentsMembersyn:WholesaleBankingMember2022-12-310000018349us-gaap:OperatingSegmentsMembersyn:CommunityBankingMember2022-12-310000018349syn:ConsumerBankingMemberus-gaap:OperatingSegmentsMember2022-12-310000018349us-gaap:OperatingSegmentsMembersyn:FinancialManagementServicesMember2022-12-310000018349us-gaap:CorporateNonSegmentMember2022-12-310000018349syn:A590FixedToFixedRateSubordinatedNotedDueFeb2029Memberus-gaap:SubordinatedDebtMemberus-gaap:SubsequentEventMember2023-11-02
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
______________________________
FORM 10-Q
______________________________
☒ Quarterly report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934
For the quarterly period ended September 30, 2023
Commission file number 1-10312
______________________________
SYNOVUS FINANCIAL CORP.
(Exact name of registrant as specified in its charter)
______________________________
| | | | | | | | |
Georgia | | 58-1134883 |
(State or other jurisdiction of incorporation or organization) | | (I.R.S. Employer Identification No.) |
| | | | | | | | | | | | | | | | | |
1111 Bay Avenue, Suite 500 | | |
| Columbus, | Georgia | | | 31901 |
(Address of principal executive offices) | | (Zip Code) |
Registrant’s telephone number, including area code: (706) 641-6500
______________________________
| | | | | | | | |
Securities registered pursuant to Section 12(b) of the Act: |
Title of each class | Trading Symbol(s) | Name of each exchange on which registered |
Common Stock, $1.00 Par Value | SNV | New York Stock Exchange |
Fixed-to-Floating Rate Non-Cumulative Perpetual Preferred Stock, Series D | SNV - PrD | New York Stock Exchange |
Fixed-Rate Reset Non-Cumulative Perpetual Preferred Stock, Series E | SNV - PrE | New York Stock Exchange |
Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes ☒ No ☐
Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes ☒ No ☐
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer”, “smaller reporting company,” and "emerging growth company" in Rule 12b-2 of the Exchange Act.
| | | | | | | | | | | |
Large accelerated filer | ☒ | Accelerated filer | ☐ |
| | | |
Non-accelerated filer | ☐ | Smaller reporting company | ☐ |
| | | |
| | Emerging growth company | ☐ |
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨
Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes ☐ No ☒
As of October 31, 2023, 146,241,890 shares of the registrant's common stock, $1.00 par value, were outstanding.
Table of Contents
| | | | | | | | | | | | | | |
| | | | Page |
| Financial Information | |
| | Index of Defined Terms | |
| Item 1. | Financial Statements (Unaudited) | |
| | Consolidated Balance Sheets as of September 30, 2023 and December 31, 2022 | |
| | Consolidated Statements of Income for the Three and Nine Months Ended September 30, 2023 and 2022 | |
| | Consolidated Statements of Comprehensive Income (Loss) for the Three and Nine Months Ended September 30, 2023 and 2022 | |
| | Consolidated Statements of Changes in Shareholders' Equity for the Three and Nine Months Ended September 30, 2023 and 2022 | |
| | Consolidated Statements of Cash Flows for the Nine Months Ended September 30, 2023 and 2022 | |
| | Notes to Unaudited Interim Consolidated Financial Statements | |
| Item 2. | Management's Discussion and Analysis of Financial Condition and Results of Operations | |
| Item 3. | | |
| Item 4. | Controls and Procedures | |
| | | | |
| Other Information | |
| Item 1. | Legal Proceedings | |
| Item 1A. | Risk Factors | |
| Item 2. | Unregistered Sales of Equity Securities and Use of Proceeds | |
| Item 3. | Defaults Upon Senior Securities | |
| Item 4. | Mine Safety Disclosures | |
| Item 5. | Other Information | |
| Item 6. | Exhibits | |
| Signatures | |
| | | | |
SYNOVUS FINANCIAL CORP.
INDEX OF DEFINED TERMS
Throughout this discussion, references to "Synovus", "we", "our", "us", "the Company" and similar terms refer to the consolidated entity consisting of Synovus Financial Corp. and its subsidiaries unless the context indicates that we refer only to the Parent Company, Synovus Financial Corp. When we refer to the "Bank" or "Synovus Bank" we mean our only bank subsidiary, Synovus Bank.
ACL – Allowance for credit losses (ALL, reserve on unfunded loan commitments, and reserve, if required, on debt securities)
ALCO – Synovus' Asset Liability Management Committee
ALL – Allowance for loan losses
AOCI – Accumulated other comprehensive income (loss)
ASC – Accounting Standards Codification
ASU – Accounting Standards Update
ATM – Automatic teller machine
Basel III – The third Basel Accord developed by the Basel Committee on Banking Supervision to strengthen existing regulatory capital requirements
BOLI – Bank-owned life insurance
bp(s) – Basis point(s)
C&I – Commercial and industrial
CARES Act – The Coronavirus Aid, Relief, and Economic Security Act
CECL – Current expected credit losses
CET1 – Common Equity Tier 1 Capital defined by Basel III capital rules
CIB – Corporate and Investment Banking
CMO – Collateralized mortgage obligation
Code – Internal Revenue Code, as amended
Company – Synovus Financial Corp. and its wholly-owned subsidiaries, except where the context requires otherwise
Covered Litigation – Certain Visa litigation for which Visa is indemnified by Visa USA members
COVID-19 – Coronavirus disease 2019
CRA – Community Reinvestment Act
CRE – Commercial real estate
DCF – Discounted cash flow
ESG – Environmental, social, and governance
EVE – Economic value of equity
Exchange Act – Securities Exchange Act of 1934, as amended
FASB – Financial Accounting Standards Board
FDIC – Federal Deposit Insurance Corporation
FDM – Financial Difficulty Modification
Federal Reserve Bank – One of the 12 banks that are the operating arms of the U.S. central bank. They implement the policies of the Federal Reserve Board, supervise bank holding companies and certain banking institutions, and also conduct economic research
Federal Reserve Board – The 7-member Board of Governors that oversees the Federal Reserve System, establishes monetary policy (interest rates, credit, etc.), and monitors the economic health of the country. Its members are appointed by the President subject to Senate confirmation, and serve 14-year terms
Federal Reserve System or Federal Reserve – The Federal Reserve Board plus 12 Federal Reserve Banks, with each one serving member banks in its own district. The Federal Reserve has broad regulatory powers over the money supply and the credit structure of the economy
FFIEC – Federal Financial Institutions Examination Council
FFIEC Retail Credit Classification Policy – FFIEC Uniform Retail Credit Classification and Account Management Policy
FHLB – Federal Home Loan Bank
FICO – Fair Isaac Corporation
FOMC – Federal Open Market Committee
FTP – Funds transfer pricing
GA DBF – Georgia Department of Banking and Finance
GAAP – Generally Accepted Accounting Principles in the United States of America
HTC– Historic tax credit
Interagency Supervisory Guidance – Interagency Supervisory Guidance on Allowance for Loan and Lease Losses Estimation Practices for Loans and Lines of Credit Secured by Junior Liens on 1-4 Family Residential Properties
ITC– Investment tax credits
LIBOR – London Interbank Offered Rate
LIHTC – Low Income Housing Tax Credit
LTV – Loan-to-collateral value ratio
MBS – Mortgage-backed security
MPS – Merchant processing servicer(s)
NAICS – North American Industry Classification System
nm – not meaningful
NPA – Non-performing assets
NPL – Non-performing loans
NSF – Non-sufficient funds
OCI – Other comprehensive income (loss)
ORE – Other real estate
Parent Company – Synovus Financial Corp.
PPP – Paycheck Protection Program established as part of the CARES Act and launched on April 3, 2020 by the SBA and Treasury
Qualpay – Qualpay, Inc.
SBA – Small Business Administration
SBIC – Small Business Investment Company
SEC – U.S. Securities and Exchange Commission
Securities Act – Securities Act of 1933, as amended
Series D Preferred Stock – Synovus' Fixed-to-Floating Rate Non-Cumulative Perpetual Preferred Stock, Series D, $25 liquidation preference
Series E Preferred Stock – Synovus' Fixed-Rate Reset Non-Cumulative Perpetual Preferred Stock, Series E, $25 liquidation preference
SOFR – Secured Overnight Financing Rate
Synovus – Synovus Financial Corp.
Synovus Bank – A Georgia state-chartered bank and wholly-owned subsidiary of Synovus through which Synovus conducts its banking operations
Synovus' 2022 Form 10-K – Synovus' Annual Report on Form 10-K for the year ended December 31, 2022
Synovus Securities – Synovus Securities, Inc., a wholly-owned subsidiary of Synovus
Synovus Trust – Synovus Trust Company, N.A., a wholly-owned subsidiary of Synovus Bank
TDR – Troubled debt restructuring (as defined in ASC 310-40)
TE – Taxable equivalent
UPB – Unpaid principal balance
Visa – The Visa U.S.A., Inc. card association or its affiliates, collectively
Visa Class A shares – Class A shares of common stock issued by Visa are publicly traded shares which are not subject to restrictions on sale
Visa Class B shares – Class B shares of common stock issued by Visa which are subject to restrictions with respect to sale until all of the Covered Litigation has been settled. Class B shares will be convertible into Visa Class A shares using a then-current conversion ratio upon the lifting of restrictions with respect to sale of Visa Class B shares
Visa derivative – A derivative contract with the purchaser of Visa Class B shares which provides for settlements between the purchaser and Synovus based upon a change in the ratio for conversion of Visa Class B shares into Visa Class A shares
PART I. FINANCIAL INFORMATION
ITEM 1. - FINANCIAL STATEMENTS
SYNOVUS FINANCIAL CORP.
CONSOLIDATED BALANCE SHEETS
(unaudited) | | | | | | | | | | | |
(in thousands, except share and per share data) | September 30, 2023 | | December 31, 2022 |
ASSETS | | | |
Cash and due from banks | $ | 604,631 | | | $ | 624,097 | |
Interest-bearing funds with Federal Reserve Bank | 1,431,356 | | | 1,280,684 | |
Interest earning deposits with banks | 65,468 | | | 34,632 | |
Federal funds sold and securities purchased under resale agreements | 36,176 | | | 38,367 | |
Total cash, cash equivalents, and restricted cash | 2,137,631 | | | 1,977,780 | |
Investment securities available for sale, at fair value | 9,237,191 | | | 9,678,103 | |
Loans held for sale (includes $48,994 and $51,136 measured at fair value, respectively) | 66,558 | | | 391,502 | |
Loans, net of deferred fees and costs | 43,679,910 | | | 43,716,353 | |
Allowance for loan losses | (477,532) | | | (443,424) | |
Loans, net | 43,202,378 | | | 43,272,929 | |
Cash surrender value of bank-owned life insurance | 1,107,092 | | | 1,089,280 | |
Premises, equipment, and software, net | 364,054 | | | 370,632 | |
Goodwill | 479,851 | | | 452,390 | |
Other intangible assets, net | 49,096 | | | 27,124 | |
Other assets | 2,699,079 | | | 2,471,638 | |
Total assets | $ | 59,342,930 | | | $ | 59,731,378 | |
LIABILITIES AND EQUITY | | | |
Liabilities | | | |
Deposits: | | | |
Non-interest-bearing deposits | $ | 12,976,574 | | | $ | 15,639,899 | |
Interest-bearing deposits | 37,227,316 | | | 33,231,660 | |
Total deposits | 50,203,890 | | | 48,871,559 | |
Federal funds purchased and securities sold under repurchase agreements | 98,270 | | | 146,588 | |
Other short-term borrowings | 2,362 | | | 603,384 | |
Long-term debt | 2,704,701 | | | 4,109,597 | |
Other liabilities | 1,772,139 | | | 1,524,449 | |
Total liabilities | 54,781,362 | | | 55,255,577 | |
Equity | | | |
Shareholders' equity: | | | |
Preferred stock - no par value; authorized 100,000,000 shares; issued 22,000,000 | 537,145 | | | 537,145 | |
Common stock - $1.00 par value; authorized 342,857,143 shares; issued 170,859,506 and 170,141,492, respectively; outstanding 146,204,648 and 145,486,634, respectively | 170,860 | | | 170,141 | |
Additional paid-in capital | 3,940,507 | | | 3,920,346 | |
Treasury stock, at cost; 24,654,858 shares | (944,484) | | | (944,484) | |
Accumulated other comprehensive income (loss), net | (1,679,404) | | | (1,442,117) | |
Retained earnings | 2,512,334 | | | 2,234,770 | |
Total Synovus Financial Corp. shareholders' equity | 4,536,958 | | | 4,475,801 | |
Noncontrolling interest in subsidiary | 24,610 | | | — | |
Total equity | 4,561,568 | | | 4,475,801 | |
Total liabilities and equity | $ | 59,342,930 | | | $ | 59,731,378 | |
| | | |
See accompanying notes to unaudited interim consolidated financial statements.
SYNOVUS FINANCIAL CORP.
CONSOLIDATED STATEMENTS OF INCOME
(unaudited) | | | | | | | | | | | | | | | | | | | | | | | |
| Three Months Ended September 30, | | Nine Months Ended September 30, |
(in thousands, except per share data) | 2023 | | 2022 | | 2023 | | 2022 |
Interest income: | | | | | | | |
Loans, including fees | $ | 686,094 | | | $ | 478,448 | | | $ | 1,985,881 | | | $ | 1,230,847 | |
Investment securities available for sale | 61,642 | | | 53,550 | | | 183,118 | | | 151,111 | |
Loans held for sale | 17,914 | | | 12,017 | | | 29,292 | | | 26,798 | |
Federal Reserve Bank balances | 15,483 | | | 5,584 | | | 49,711 | | | 7,965 | |
Other earning assets | 4,906 | | | 1,700 | | | 14,059 | | | 4,412 | |
Total interest income | 786,039 | | | 551,299 | | | 2,262,061 | | | 1,421,133 | |
Interest expense: | | | | | | | |
Deposits | 292,060 | | | 46,917 | | | 707,774 | | | 79,077 | |
Long-term debt | 50,524 | | | 22,156 | | | 148,968 | | | 41,069 | |
Other borrowings | 296 | | | 4,307 | | | 25,877 | | | 5,432 | |
Total interest expense | 342,880 | | | 73,380 | | | 882,619 | | | 125,578 | |
Net interest income | 443,159 | | | 477,919 | | | 1,379,442 | | | 1,295,555 | |
Provision for (reversal of) credit losses | 72,572 | | | 25,581 | | | 143,607 | | | 49,669 | |
Net interest income after provision for (reversal of) credit losses | 370,587 | | | 452,338 | | | 1,235,835 | | | 1,245,886 | |
Non-interest revenue: | | | | | | | |
Service charges on deposit accounts | 21,385 | | | 23,398 | | | 67,836 | | | 69,428 | |
Fiduciary and asset management fees | 20,205 | | | 19,201 | | | 59,928 | | | 59,577 | |
Card fees | 18,602 | | | 15,101 | | | 51,485 | | | 45,946 | |
Brokerage revenue | 20,237 | | | 17,140 | | | 63,703 | | | 47,038 | |
Mortgage banking income | 3,671 | | | 5,065 | | | 12,138 | | | 14,922 | |
Capital markets income | 6,377 | | | 6,839 | | | 27,077 | | | 19,704 | |
Income from bank-owned life insurance | 6,965 | | | 6,792 | | | 21,106 | | | 22,514 | |
Investment securities gains (losses), net | — | | | — | | | 1,030 | | | — | |
Recovery of NPA | — | | | — | | | 13,126 | | | — | |
Other non-interest revenue | 9,697 | | | 10,762 | | | 35,112 | | | 27,768 | |
Total non-interest revenue | 107,139 | | | 104,298 | | | 352,541 | | | 306,897 | |
Non-interest expense: | | | | | | | |
Salaries and other personnel expense | 179,741 | | | 173,334 | | | 551,667 | | | 499,081 | |
Net occupancy, equipment, and software expense | 45,790 | | | 43,462 | | | 131,435 | | | 129,538 | |
Third-party processing and other services | 21,439 | | | 22,539 | | | 64,932 | | | 65,486 | |
Professional fees | 10,147 | | | 6,755 | | | 28,707 | | | 26,094 | |
FDIC insurance and other regulatory fees | 11,837 | | | 7,707 | | | 33,266 | | | 20,851 | |
Restructuring charges (reversals) | 17,319 | | | 956 | | | 16,476 | | | (7,318) | |
Loss on other loans held for sale | 30,954 | | | — | | | 50,064 | | | — | |
Other operating expense | 36,305 | | | 39,257 | | | 106,019 | | | 114,779 | |
Total non-interest expense | 353,532 | | | 294,010 | | | 982,566 | | | 848,511 | |
Income before income taxes | 124,194 | | | 262,626 | | | 605,810 | | | 704,272 | |
Income tax expense | 27,729 | | | 59,582 | | | 133,242 | | | 152,140 | |
Net income | 96,465 | | | 203,044 | | | 472,568 | | | 552,132 | |
Less: Net income (loss) attributable to noncontrolling interest | (630) | | | — | | | (796) | | | — | |
Net income attributable to Synovus Financial Corp. | 97,095 | | | 203,044 | | | 473,364 | | | 552,132 | |
Less: Preferred stock dividends | 9,672 | | | 8,291 | | | 26,254 | | | 24,872 | |
Net income available to common shareholders | $ | 87,423 | | | $ | 194,753 | | | $ | 447,110 | | | $ | 527,260 | |
Net income per common share, basic | $ | 0.60 | | | $ | 1.34 | | | $ | 3.06 | | | $ | 3.63 | |
Net income per common share, diluted | 0.60 | | | 1.33 | | | 3.05 | | | 3.60 | |
Weighted average common shares outstanding, basic | 146,170 | | | 145,386 | | | 146,028 | | | 145,329 | |
Weighted average common shares outstanding, diluted | 146,740 | | | 146,418 | | | 146,683 | | | 146,465 | |
| | | | | | | |
See accompanying notes to unaudited interim consolidated financial statements.
SYNOVUS FINANCIAL CORP.
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
(unaudited)
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Three Months Ended September 30, |
| 2023 | | 2022 |
(in thousands) | Before-tax Amount | | Income Tax | | Net of Tax Amount | | Before-tax Amount | | Income Tax | | Net of Tax Amount |
Net income | $ | 124,194 | | | $ | (27,729) | | | $ | 96,465 | | | $ | 262,626 | | | $ | (59,582) | | | $ | 203,044 | |
Unrealized gains (losses) on investment securities available for sale: | | | | | | | | | | | |
Net unrealized gains (losses) arising during the period | (384,866) | | | 93,676 | | | (291,190) | | | (565,121) | | | 134,668 | | | (430,453) | |
Reclassification adjustment for realized (gains) losses included in net income | — | | | — | | | — | | | — | | | — | | | — | |
Net change | (384,866) | | | 93,676 | | | (291,190) | | | (565,121) | | | 134,668 | | | (430,453) | |
Unrealized gains (losses) on derivative instruments designated as cash flow hedges: | | | | | | | | | | | |
Net unrealized gains (losses) arising during the period | (39,096) | | | 9,516 | | | (29,580) | | | (111,549) | | | 26,582 | | | (84,967) | |
Reclassification adjustment for realized (gains) losses included in net income | 48,296 | | | (11,755) | | | 36,541 | | | 10,253 | | | (2,442) | | | 7,811 | |
Net change | 9,200 | | | (2,239) | | | 6,961 | | | (101,296) | | | 24,140 | | | (77,156) | |
Total other comprehensive income (loss) | $ | (375,666) | | | $ | 91,437 | | | $ | (284,229) | | | $ | (666,417) | | | $ | 158,808 | | | $ | (507,609) | |
Comprehensive income (loss) | | | | | (187,764) | | | | | | | (304,565) | |
Less: comprehensive income (loss) attributable to noncontrolling interest | | | | | (630) | | | | | | | — | |
Comprehensive income (loss) attributable to Synovus Financial Corp. | | | | | $ | (187,134) | | | | | | | $ | (304,565) | |
| | | | | | | | | | | |
| Nine Months Ended September 30, |
| 2023 | | 2022 |
(in thousands) | Before-tax Amount | | Income Tax | | Net of Tax Amount | | Before-tax Amount | | Income Tax | | Net of Tax Amount |
|