0000049196false2021FYhttp://fasb.org/us-gaap/2021-01-31#OtherAssetshttp://fasb.org/us-gaap/2021-01-31#OtherAssetshttp://fasb.org/us-gaap/2021-01-31#OtherLiabilitieshttp://fasb.org/us-gaap/2021-01-31#OtherLiabilities0.010.010.02500000491962021-01-012021-12-310000049196us-gaap:SeriesHPreferredStockMember2021-01-012021-12-310000049196hban:SeriesIPreferredStockMember2021-01-012021-12-310000049196us-gaap:CommonStockMember2021-01-012021-12-3100000491962021-06-30iso4217:USD00000491962022-01-31xbrli:shareshban:segment00000491962021-12-3100000491962020-12-31iso4217:USDxbrli:shares00000491962020-01-012020-12-3100000491962019-01-012019-12-310000049196us-gaap:PreferredStockMember2020-12-310000049196us-gaap:CommonStockMember2020-12-310000049196us-gaap:AdditionalPaidInCapitalMember2020-12-310000049196us-gaap:TreasuryStockMember2020-12-310000049196us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-12-310000049196us-gaap:RetainedEarningsMember2020-12-310000049196us-gaap:ParentMember2020-12-310000049196us-gaap:NoncontrollingInterestMember2020-12-310000049196us-gaap:RetainedEarningsMember2021-01-012021-12-310000049196us-gaap:ParentMember2021-01-012021-12-310000049196us-gaap:NoncontrollingInterestMember2021-01-012021-12-310000049196us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-01-012021-12-310000049196us-gaap:CommonStockMember2021-01-012021-12-310000049196us-gaap:AdditionalPaidInCapitalMember2021-01-012021-12-310000049196us-gaap:TreasuryStockMember2021-01-012021-12-310000049196us-gaap:PreferredStockMemberhban:SeriesIPreferredStockMember2021-01-012021-12-310000049196us-gaap:AdditionalPaidInCapitalMemberhban:SeriesIPreferredStockMember2021-01-012021-12-310000049196us-gaap:ParentMemberhban:SeriesIPreferredStockMember2021-01-012021-12-310000049196us-gaap:SeriesHPreferredStockMemberus-gaap:PreferredStockMember2021-01-012021-12-310000049196us-gaap:SeriesHPreferredStockMemberus-gaap:ParentMember2021-01-012021-12-310000049196us-gaap:SeriesDPreferredStockMemberus-gaap:PreferredStockMember2021-01-012021-12-310000049196us-gaap:AdditionalPaidInCapitalMemberus-gaap:SeriesDPreferredStockMember2021-01-012021-12-310000049196us-gaap:SeriesDPreferredStockMemberus-gaap:RetainedEarningsMember2021-01-012021-12-310000049196us-gaap:ParentMemberus-gaap:SeriesDPreferredStockMember2021-01-012021-12-310000049196us-gaap:SeriesDPreferredStockMember2021-01-012021-12-310000049196us-gaap:CommonStockMemberus-gaap:CommonClassAMember2021-01-012021-12-310000049196us-gaap:AdditionalPaidInCapitalMemberus-gaap:CommonClassAMember2021-01-012021-12-310000049196us-gaap:ParentMemberus-gaap:CommonClassAMember2021-01-012021-12-310000049196us-gaap:CommonClassAMember2021-01-012021-12-310000049196us-gaap:PreferredStockMember2021-12-310000049196us-gaap:CommonStockMember2021-12-310000049196us-gaap:AdditionalPaidInCapitalMember2021-12-310000049196us-gaap:TreasuryStockMember2021-12-310000049196us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-12-310000049196us-gaap:RetainedEarningsMember2021-12-310000049196us-gaap:ParentMember2021-12-310000049196us-gaap:NoncontrollingInterestMember2021-12-310000049196us-gaap:PreferredStockMember2019-12-310000049196us-gaap:CommonStockMember2019-12-310000049196us-gaap:AdditionalPaidInCapitalMember2019-12-310000049196us-gaap:TreasuryStockMember2019-12-310000049196us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-12-310000049196us-gaap:RetainedEarningsMember2019-12-310000049196us-gaap:ParentMember2019-12-310000049196us-gaap:NoncontrollingInterestMember2019-12-3100000491962019-12-310000049196srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:RetainedEarningsMember2019-12-310000049196us-gaap:ParentMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2019-12-310000049196srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2019-12-310000049196us-gaap:RetainedEarningsMember2020-01-012020-12-310000049196us-gaap:ParentMember2020-01-012020-12-310000049196us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-01-012020-12-310000049196us-gaap:PreferredStockMember2020-01-012020-12-310000049196us-gaap:CommonStockMember2020-01-012020-12-310000049196us-gaap:AdditionalPaidInCapitalMember2020-01-012020-12-310000049196us-gaap:TreasuryStockMember2020-01-012020-12-310000049196us-gaap:PreferredStockMember2018-12-310000049196us-gaap:CommonStockMember2018-12-310000049196us-gaap:AdditionalPaidInCapitalMember2018-12-310000049196us-gaap:TreasuryStockMember2018-12-310000049196us-gaap:AccumulatedOtherComprehensiveIncomeMember2018-12-310000049196us-gaap:RetainedEarningsMember2018-12-310000049196us-gaap:ParentMember2018-12-310000049196us-gaap:NoncontrollingInterestMember2018-12-3100000491962018-12-310000049196us-gaap:RetainedEarningsMember2019-01-012019-12-310000049196us-gaap:ParentMember2019-01-012019-12-310000049196us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-01-012019-12-310000049196us-gaap:CommonStockMember2019-01-012019-12-310000049196us-gaap:AdditionalPaidInCapitalMember2019-01-012019-12-310000049196us-gaap:TreasuryStockMember2019-01-012019-12-310000049196hban:TCFFinancialCorporationMember2021-01-012021-12-310000049196hban:TCFFinancialCorporationMember2020-01-012020-12-310000049196hban:TCFFinancialCorporationMember2019-01-012019-12-310000049196hban:TCFFinancialCorporationMemberus-gaap:PreferredStockMember2021-01-012021-12-310000049196hban:TCFFinancialCorporationMemberus-gaap:PreferredStockMember2020-01-012020-12-310000049196hban:TCFFinancialCorporationMemberus-gaap:PreferredStockMember2019-01-012019-12-310000049196hban:TCFFinancialCorporationMemberus-gaap:CommonStockMember2021-01-012021-12-310000049196hban:TCFFinancialCorporationMemberus-gaap:CommonStockMember2020-01-012020-12-310000049196hban:TCFFinancialCorporationMemberus-gaap:CommonStockMember2019-01-012019-12-310000049196us-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:CommercialRealEstatePortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:SeniorLienMemberhban:HomeEquityPortfolioSegmentMember2021-01-012021-12-310000049196hban:HomeEquityPortfolioSegmentMemberus-gaap:JuniorLienMember2021-12-310000049196hban:AutomobileLoanPortfolioSegmentMember2021-12-310000049196hban:OtherConsumerLoanMember2021-12-310000049196hban:RVandMarineFinanceLoanMember2021-12-310000049196us-gaap:ResidentialPortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:CommercialRealEstatePortfolioSegmentMember2021-12-310000049196us-gaap:CommercialPortfolioSegmentMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMember2021-12-310000049196us-gaap:SeniorLienMemberhban:HomeEquityPortfolioSegmentMember2021-12-310000049196us-gaap:ResidentialPortfolioSegmentMember2021-12-310000049196srt:MinimumMemberus-gaap:BuildingMember2021-01-012021-12-310000049196srt:MaximumMemberus-gaap:BuildingMember2021-01-012021-12-310000049196us-gaap:BuildingImprovementsMembersrt:MinimumMember2021-01-012021-12-310000049196srt:MaximumMemberus-gaap:BuildingImprovementsMember2021-01-012021-12-310000049196srt:MinimumMemberus-gaap:LandImprovementsMember2021-01-012021-12-310000049196srt:MaximumMemberus-gaap:LandImprovementsMember2021-01-012021-12-310000049196us-gaap:EquipmentMembersrt:MinimumMember2021-01-012021-12-310000049196srt:MaximumMemberus-gaap:EquipmentMember2021-01-012021-12-310000049196hban:TCFFinancialCorporationMember2021-06-092021-06-090000049196hban:TCFFinancialCorporationMemberus-gaap:CommonStockMember2021-06-092021-06-09xbrli:pure0000049196us-gaap:SeriesCPreferredStockMemberhban:TCFFinancialCorporationMember2021-06-092021-06-090000049196hban:TCFFinancialCorporationMemberhban:PreferredStockNewlyCreatedSeriesMember2021-06-092021-06-090000049196hban:TCFFinancialCorporationMember2021-06-090000049196hban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-06-090000049196us-gaap:RealEstateLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-06-090000049196hban:FinancingLeaseMemberus-gaap:CommercialPortfolioSegmentMember2021-06-090000049196us-gaap:CommercialPortfolioSegmentMember2021-06-090000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMember2021-06-090000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2021-06-090000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2021-06-090000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2021-06-090000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMember2021-06-090000049196us-gaap:ConsumerPortfolioSegmentMember2021-06-0900000491962021-06-090000049196us-gaap:CoreDepositsMemberhban:TCFFinancialCorporationMember2021-06-090000049196hban:TCFFinancialCorporationMemberus-gaap:OtherIntangibleAssetsMember2021-06-090000049196hban:TCFFinancialCorporationMemberus-gaap:ServicingContractsMember2021-06-090000049196us-gaap:CommonStockMemberhban:TCFFinancialCorporationMember2021-06-092021-06-090000049196hban:TCFFinancialCorporationMemberus-gaap:PreferredStockMember2021-06-092021-06-090000049196hban:TCFFinancialCorporationMember2021-10-012021-12-310000049196us-gaap:CoreDepositsMemberhban:TCFFinancialCorporationMember2021-01-012021-12-310000049196hban:TCFFinancialCorporationMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:TCFFinancialCorporationMember2021-01-012021-12-310000049196hban:TCFFinancialCorporationMemberus-gaap:AcquisitionRelatedCostsMember2021-01-012021-12-310000049196hban:TCFFinancialCorporationMemberhban:InterestAndDividendIncomeOperatingMember2021-01-012021-12-310000049196hban:TCFFinancialCorporationMemberhban:InterestAndDividendIncomeOperatingMember2020-01-012020-12-310000049196hban:NoninterestIncomeMemberhban:TCFFinancialCorporationMember2021-01-012021-12-310000049196hban:NoninterestIncomeMemberhban:TCFFinancialCorporationMember2020-01-012020-12-310000049196hban:BranchesSoldInConnectionWithAcquisitionOfTCFMemberus-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperationsMember2021-09-012021-09-30hban:bankingCenter0000049196hban:BranchesSoldInConnectionWithAcquisitionOfTCFMemberus-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperationsMember2021-09-300000049196us-gaap:USTreasurySecuritiesMember2021-12-310000049196us-gaap:CollateralizedMortgageObligationsMember2021-12-310000049196us-gaap:ResidentialMortgageBackedSecuritiesMember2021-12-310000049196us-gaap:CommercialMortgageBackedSecuritiesMember2021-12-310000049196hban:OtherFederalAgenciesMember2021-12-310000049196us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember2021-12-310000049196us-gaap:MunicipalBondsMember2021-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2021-12-310000049196us-gaap:AssetBackedSecuritiesMember2021-12-310000049196us-gaap:CorporateDebtSecuritiesMember2021-12-310000049196hban:OtherSecuritiesMember2021-12-310000049196us-gaap:InvestmentInFederalHomeLoanBankStockMemberhban:NonmarketableEquitySecuritiesMember2021-12-310000049196hban:InvestmentinFederalReserveStockMemberhban:NonmarketableEquitySecuritiesMember2021-12-310000049196hban:EquitySecuritiesAtCostMember2021-12-310000049196us-gaap:MutualFundMember2021-12-310000049196us-gaap:EquitySecuritiesMember2021-12-310000049196us-gaap:AvailableforsaleSecuritiesMember2021-12-310000049196us-gaap:HeldtomaturitySecuritiesMember2021-12-310000049196us-gaap:USTreasurySecuritiesMember2020-12-310000049196us-gaap:CollateralizedMortgageObligationsMember2020-12-310000049196us-gaap:ResidentialMortgageBackedSecuritiesMember2020-12-310000049196us-gaap:CommercialMortgageBackedSecuritiesMember2020-12-310000049196hban:OtherFederalAgenciesMember2020-12-310000049196us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember2020-12-310000049196us-gaap:MunicipalBondsMember2020-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2020-12-310000049196us-gaap:AssetBackedSecuritiesMember2020-12-310000049196us-gaap:CorporateDebtSecuritiesMember2020-12-310000049196hban:OtherSecuritiesMember2020-12-310000049196us-gaap:InvestmentInFederalHomeLoanBankStockMemberhban:NonmarketableEquitySecuritiesMember2020-12-310000049196hban:InvestmentinFederalReserveStockMemberhban:NonmarketableEquitySecuritiesMember2020-12-310000049196us-gaap:MutualFundMember2020-12-310000049196us-gaap:EquitySecuritiesMember2020-12-310000049196us-gaap:AvailableforsaleSecuritiesMember2020-12-310000049196us-gaap:HeldtomaturitySecuritiesMember2020-12-310000049196hban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310000049196hban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310000049196us-gaap:CommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310000049196us-gaap:CommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310000049196hban:FinancingLeaseMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310000049196hban:FinancingLeaseMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310000049196us-gaap:CommercialPortfolioSegmentMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMember2020-12-310000049196us-gaap:FinancingReceivables30To59DaysPastDueMemberhban:CommercialandIndustrialLoanMember2021-12-310000049196us-gaap:FinancingReceivables60To89DaysPastDueMemberhban:CommercialandIndustrialLoanMember2021-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhban:CommercialandIndustrialLoanMember2021-12-310000049196hban:CommercialandIndustrialLoanMemberus-gaap:FinancialAssetPastDueMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310000049196us-gaap:FinancialAssetNotPastDueMemberhban:CommercialandIndustrialLoanMember2021-12-310000049196hban:CommercialandIndustrialLoanMember2021-12-310000049196us-gaap:RealEstateLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000049196us-gaap:RealEstateLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:RealEstateLoanMember2021-12-310000049196us-gaap:RealEstateLoanMemberus-gaap:FinancialAssetPastDueMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310000049196us-gaap:FinancialAssetNotPastDueMemberus-gaap:RealEstateLoanMember2021-12-310000049196us-gaap:RealEstateLoanMember2021-12-310000049196hban:FinancingLeaseMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000049196hban:FinancingLeaseMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000049196hban:FinancingLeaseMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000049196hban:FinancingLeaseMemberus-gaap:FinancialAssetPastDueMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310000049196us-gaap:FinancialAssetNotPastDueMemberhban:FinancingLeaseMember2021-12-310000049196hban:FinancingLeaseMember2021-12-310000049196us-gaap:HomeEquityLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000049196us-gaap:HomeEquityLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000049196us-gaap:HomeEquityLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMemberus-gaap:FinancialAssetPastDueMember2021-12-310000049196us-gaap:HomeEquityLoanMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310000049196us-gaap:HomeEquityLoanMember2021-12-310000049196us-gaap:AutomobileLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000049196us-gaap:AutomobileLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:AutomobileLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMemberus-gaap:FinancialAssetPastDueMember2021-12-310000049196us-gaap:FinancialAssetNotPastDueMemberus-gaap:AutomobileLoanMember2021-12-310000049196us-gaap:AutomobileLoanMember2021-12-310000049196us-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000049196us-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000049196us-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMemberus-gaap:FinancialAssetPastDueMember2021-12-310000049196us-gaap:FinancialAssetNotPastDueMemberus-gaap:ResidentialMortgageMember2021-12-310000049196us-gaap:ResidentialMortgageMember2021-12-310000049196us-gaap:FinancingReceivables30To59DaysPastDueMemberhban:RVandMarineFinanceLoanMember2021-12-310000049196us-gaap:FinancingReceivables60To89DaysPastDueMemberhban:RVandMarineFinanceLoanMember2021-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhban:RVandMarineFinanceLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMemberus-gaap:FinancialAssetPastDueMember2021-12-310000049196us-gaap:FinancialAssetNotPastDueMemberhban:RVandMarineFinanceLoanMember2021-12-310000049196hban:RVandMarineFinanceLoanMember2021-12-310000049196us-gaap:ConsumerLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000049196us-gaap:ConsumerLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000049196us-gaap:ConsumerLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMemberus-gaap:FinancialAssetPastDueMember2021-12-310000049196us-gaap:ConsumerLoanMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310000049196us-gaap:ConsumerLoanMember2021-12-310000049196us-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000049196us-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000049196us-gaap:FinancialAssetPastDueMember2021-12-310000049196us-gaap:FinancialAssetNotPastDueMember2021-12-310000049196us-gaap:FinancingReceivables30To59DaysPastDueMemberhban:CommercialandIndustrialLoanMember2020-12-310000049196us-gaap:FinancingReceivables60To89DaysPastDueMemberhban:CommercialandIndustrialLoanMember2020-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhban:CommercialandIndustrialLoanMember2020-12-310000049196hban:CommercialandIndustrialLoanMemberus-gaap:FinancialAssetPastDueMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310000049196us-gaap:FinancialAssetNotPastDueMemberhban:CommercialandIndustrialLoanMember2020-12-310000049196hban:CommercialandIndustrialLoanMember2020-12-310000049196us-gaap:RealEstateLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000049196us-gaap:RealEstateLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:RealEstateLoanMember2020-12-310000049196us-gaap:RealEstateLoanMemberus-gaap:FinancialAssetPastDueMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310000049196us-gaap:FinancialAssetNotPastDueMemberus-gaap:RealEstateLoanMember2020-12-310000049196us-gaap:RealEstateLoanMember2020-12-310000049196hban:FinancingLeaseMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000049196hban:FinancingLeaseMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000049196hban:FinancingLeaseMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000049196hban:FinancingLeaseMemberus-gaap:FinancialAssetPastDueMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310000049196us-gaap:FinancialAssetNotPastDueMemberhban:FinancingLeaseMember2020-12-310000049196hban:FinancingLeaseMember2020-12-310000049196us-gaap:HomeEquityLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000049196us-gaap:HomeEquityLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000049196us-gaap:HomeEquityLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMemberus-gaap:FinancialAssetPastDueMember2020-12-310000049196us-gaap:HomeEquityLoanMemberus-gaap:FinancialAssetNotPastDueMember2020-12-310000049196us-gaap:HomeEquityLoanMember2020-12-310000049196us-gaap:AutomobileLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000049196us-gaap:AutomobileLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:AutomobileLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMemberus-gaap:FinancialAssetPastDueMember2020-12-310000049196us-gaap:FinancialAssetNotPastDueMemberus-gaap:AutomobileLoanMember2020-12-310000049196us-gaap:AutomobileLoanMember2020-12-310000049196us-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000049196us-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000049196us-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMemberus-gaap:FinancialAssetPastDueMember2020-12-310000049196us-gaap:FinancialAssetNotPastDueMemberus-gaap:ResidentialMortgageMember2020-12-310000049196us-gaap:ResidentialMortgageMember2020-12-310000049196us-gaap:FinancingReceivables30To59DaysPastDueMemberhban:RVandMarineFinanceLoanMember2020-12-310000049196us-gaap:FinancingReceivables60To89DaysPastDueMemberhban:RVandMarineFinanceLoanMember2020-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhban:RVandMarineFinanceLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMemberus-gaap:FinancialAssetPastDueMember2020-12-310000049196us-gaap:FinancialAssetNotPastDueMemberhban:RVandMarineFinanceLoanMember2020-12-310000049196hban:RVandMarineFinanceLoanMember2020-12-310000049196us-gaap:ConsumerLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000049196us-gaap:ConsumerLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000049196us-gaap:ConsumerLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMemberus-gaap:FinancialAssetPastDueMember2020-12-310000049196us-gaap:ConsumerLoanMemberus-gaap:FinancialAssetNotPastDueMember2020-12-310000049196us-gaap:ConsumerLoanMember2020-12-310000049196us-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000049196us-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000049196us-gaap:FinancialAssetPastDueMember2020-12-310000049196us-gaap:FinancialAssetNotPastDueMember2020-12-310000049196us-gaap:PassMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310000049196us-gaap:SpecialMentionMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310000049196us-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310000049196us-gaap:DoubtfulMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310000049196us-gaap:CommercialRealEstatePortfolioSegmentMemberus-gaap:PassMember2021-12-310000049196us-gaap:SpecialMentionMemberus-gaap:CommercialRealEstatePortfolioSegmentMember2021-12-310000049196us-gaap:SubstandardMemberus-gaap:CommercialRealEstatePortfolioSegmentMember2021-12-310000049196us-gaap:DoubtfulMemberus-gaap:CommercialRealEstatePortfolioSegmentMember2021-12-310000049196hban:FinancingLeaseMemberus-gaap:PassMember2021-12-310000049196us-gaap:SpecialMentionMemberhban:FinancingLeaseMember2021-12-310000049196us-gaap:SubstandardMemberhban:FinancingLeaseMember2021-12-310000049196hban:FinancingLeaseMember2021-12-310000049196hban:FICOScoreGreaterthan750Memberhban:ResidentialLoanMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310000049196hban:ResidentialLoanMemberus-gaap:ConsumerPortfolioSegmentMemberhban:FICOScore650749Member2021-12-310000049196hban:ResidentialLoanMemberhban:FICOScoreLessthan650Memberus-gaap:ConsumerPortfolioSegmentMember2021-12-310000049196hban:ResidentialLoanMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310000049196hban:FICOScoreGreaterthan750Memberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMemberhban:FICOScore650749Member2021-12-310000049196hban:FICOScoreLessthan650Memberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2021-12-310000049196hban:FICOScoreGreaterthan750Memberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMemberhban:FICOScore650749Member2021-12-310000049196hban:FICOScoreLessthan650Memberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2021-12-310000049196hban:FICOScoreGreaterthan750Memberus-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMemberhban:FICOScore650749Member2021-12-310000049196hban:FICOScoreLessthan650Memberus-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2021-12-310000049196hban:FICOScoreGreaterthan750Memberus-gaap:ConsumerPortfolioSegmentMemberhban:OtherConsumerLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:OtherConsumerLoanMemberhban:FICOScore650749Member2021-12-310000049196hban:FICOScoreLessthan650Memberus-gaap:ConsumerPortfolioSegmentMemberhban:OtherConsumerLoanMember2021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:OtherConsumerLoanMember2021-12-310000049196us-gaap:PassMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310000049196us-gaap:SpecialMentionMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310000049196us-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310000049196us-gaap:DoubtfulMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310000049196us-gaap:CommercialRealEstatePortfolioSegmentMemberus-gaap:PassMember2020-12-310000049196us-gaap:SpecialMentionMemberus-gaap:CommercialRealEstatePortfolioSegmentMember2020-12-310000049196us-gaap:SubstandardMemberus-gaap:CommercialRealEstatePortfolioSegmentMember2020-12-310000049196us-gaap:DoubtfulMemberus-gaap:CommercialRealEstatePortfolioSegmentMember2020-12-310000049196us-gaap:CommercialRealEstatePortfolioSegmentMember2020-12-310000049196hban:FinancingLeaseMemberus-gaap:PassMember2020-12-310000049196us-gaap:SpecialMentionMemberhban:FinancingLeaseMember2020-12-310000049196us-gaap:SubstandardMemberhban:FinancingLeaseMember2020-12-310000049196hban:FinancingLeaseMember2020-12-310000049196hban:FICOScoreGreaterthan750Memberhban:ResidentialLoanMemberus-gaap:ConsumerPortfolioSegmentMember2020-12-310000049196hban:ResidentialLoanMemberus-gaap:ConsumerPortfolioSegmentMemberhban:FICOScore650749Member2020-12-310000049196hban:ResidentialLoanMemberhban:FICOScoreLessthan650Memberus-gaap:ConsumerPortfolioSegmentMember2020-12-310000049196hban:ResidentialLoanMemberus-gaap:ConsumerPortfolioSegmentMember2020-12-310000049196hban:FICOScoreGreaterthan750Memberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMemberhban:FICOScore650749Member2020-12-310000049196hban:FICOScoreLessthan650Memberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2020-12-310000049196hban:FICOScoreGreaterthan750Memberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMemberhban:FICOScore650749Member2020-12-310000049196hban:FICOScoreLessthan650Memberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2020-12-310000049196hban:FICOScoreGreaterthan750Memberus-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMemberhban:FICOScore650749Member2020-12-310000049196hban:FICOScoreLessthan650Memberus-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2020-12-310000049196hban:FICOScoreGreaterthan750Memberus-gaap:ConsumerPortfolioSegmentMemberhban:OtherConsumerLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:OtherConsumerLoanMemberhban:FICOScore650749Member2020-12-310000049196hban:FICOScoreLessthan650Memberus-gaap:ConsumerPortfolioSegmentMemberhban:OtherConsumerLoanMember2020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:OtherConsumerLoanMember2020-12-310000049196hban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-31hban:contract0000049196us-gaap:ContractualInterestRateReductionMemberhban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:ExtendedMaturityMemberhban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196hban:BankruptcyMemberhban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196hban:OtherConcessionMemberhban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:RealEstateLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:RealEstateLoanMemberus-gaap:ContractualInterestRateReductionMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:RealEstateLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:RealEstateLoanMemberhban:BankruptcyMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196hban:OtherConcessionMemberus-gaap:RealEstateLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMemberus-gaap:ContractualInterestRateReductionMember2021-01-012021-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMemberhban:BankruptcyMember2021-01-012021-12-310000049196hban:OtherConcessionMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMemberus-gaap:ContractualInterestRateReductionMember2021-01-012021-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMemberhban:BankruptcyMember2021-01-012021-12-310000049196hban:OtherConcessionMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMemberus-gaap:ContractualInterestRateReductionMember2021-01-012021-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMemberhban:BankruptcyMember2021-01-012021-12-310000049196hban:OtherConcessionMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMemberhban:RVandMarineFinanceLoanMember2021-01-012021-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMemberhban:BankruptcyMember2021-01-012021-12-310000049196hban:OtherConcessionMemberus-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMemberus-gaap:ContractualInterestRateReductionMember2021-01-012021-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMemberhban:BankruptcyMember2021-01-012021-12-310000049196hban:OtherConcessionMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000049196us-gaap:ContractualInterestRateReductionMember2021-01-012021-12-310000049196us-gaap:ExtendedMaturityMember2021-01-012021-12-310000049196hban:BankruptcyMember2021-01-012021-12-310000049196hban:OtherConcessionMember2021-01-012021-12-310000049196hban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196us-gaap:ContractualInterestRateReductionMemberhban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196us-gaap:ExtendedMaturityMemberhban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196hban:BankruptcyMemberhban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196hban:OtherConcessionMemberhban:CommercialandIndustrialLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196us-gaap:RealEstateLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196us-gaap:RealEstateLoanMemberus-gaap:ContractualInterestRateReductionMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:RealEstateLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196us-gaap:RealEstateLoanMemberhban:BankruptcyMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196hban:OtherConcessionMemberus-gaap:RealEstateLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMemberus-gaap:ContractualInterestRateReductionMember2020-01-012020-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMemberhban:BankruptcyMember2020-01-012020-12-310000049196hban:OtherConcessionMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ResidentialMortgageMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMemberus-gaap:ContractualInterestRateReductionMember2020-01-012020-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMemberhban:BankruptcyMember2020-01-012020-12-310000049196hban:OtherConcessionMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:AutomobileLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMemberus-gaap:ContractualInterestRateReductionMember2020-01-012020-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMemberhban:BankruptcyMember2020-01-012020-12-310000049196hban:OtherConcessionMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:HomeEquityLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ContractualInterestRateReductionMemberhban:RVandMarineFinanceLoanMember2020-01-012020-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMemberhban:BankruptcyMember2020-01-012020-12-310000049196hban:OtherConcessionMemberus-gaap:ConsumerPortfolioSegmentMemberhban:RVandMarineFinanceLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMemberus-gaap:ContractualInterestRateReductionMember2020-01-012020-12-310000049196us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMemberhban:BankruptcyMember2020-01-012020-12-310000049196hban:OtherConcessionMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000049196us-gaap:ContractualInterestRateReductionMember2020-01-012020-12-310000049196us-gaap:ExtendedMaturityMember2020-01-012020-12-310000049196hban:BankruptcyMember2020-01-012020-12-310000049196hban:OtherConcessionMember2020-01-012020-12-310000049196srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2020-01-010000049196us-gaap:AccountingStandardsUpdate201613Memberus-gaap:RetainedEarningsMember2020-01-010000049196hban:CumulativeEffectPeriodOfAdoptionAdjustmentMemberMemberus-gaap:CommercialPortfolioSegmentMember2020-01-010000049196us-gaap:ConsumerPortfolioSegmentMemberhban:CumulativeEffectPeriodOfAdoptionAdjustmentMemberMember2020-01-010000049196us-gaap:ConsumerPortfolioSegmentMember2021-01-012021-12-310000049196us-gaap:CommercialPortfolioSegmentMember2019-12-310000049196us-gaap:ConsumerPortfolioSegmentMember2019-12-310000049196us-gaap:AccountingStandardsUpdate201613Memberus-gaap:CommercialPortfolioSegmentMember2019-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AccountingStandardsUpdate201613Member2019-12-310000049196us-gaap:AccountingStandardsUpdate201613Member2019-12-310000049196us-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310000049196us-gaap:ConsumerPortfolioSegmentMember2020-01-012020-12-310000049196us-gaap:AccountingStandardsUpdate201613Membersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310000049196us-gaap:ConsumerPortfolioSegmentMemberus-gaap:AccountingStandardsUpdate201613Membersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2019-12-310000049196us-gaap:AccountingStandardsUpdate201613Membersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2019-12-310000049196us-gaap:CommercialPortfolioSegmentMember2018-12-310000049196us-gaap:ConsumerPortfolioSegmentMember2018-12-310000049196us-gaap:CommercialPortfolioSegmentMember2019-01-012019-12-310000049196us-gaap:ConsumerPortfolioSegmentMember2019-01-012019-12-310000049196us-gaap:ResidentialMortgageMember2021-01-012021-12-310000049196us-gaap:ResidentialMortgageMember2020-01-012020-12-310000049196us-gaap:ResidentialMortgageMember2019-01-012019-12-310000049196us-gaap:ResidentialMortgageMember2020-12-310000049196us-gaap:ResidentialMortgageMember2019-12-310000049196us-gaap:ResidentialMortgageMembersrt:RestatementAdjustmentMember2020-12-310000049196us-gaap:ResidentialMortgageMembersrt:RestatementAdjustmentMember2019-12-310000049196us-gaap:ResidentialMortgageMember2021-12-310000049196hban:SensitivityAnalysisFairValueCarryingMethodMemberus-gaap:ResidentialMortgageMember2021-01-012021-12-310000049196hban:SensitivityAnalysisFairValueCarryingMethodMemberus-gaap:ResidentialMortgageMember2020-01-012020-12-310000049196hban:SensitivityAnalysisFairValueCarryingMethodMemberus-gaap:ResidentialMortgageMember2021-12-310000049196hban:SensitivityAnalysisFairValueCarryingMethodMemberus-gaap:ResidentialMortgageMember2020-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2020-12-310000049196us-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2020-12-310000049196hban:CommercialRealEstateAndVehicleFinanceMemberus-gaap:OperatingSegmentsMember2020-12-310000049196us-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2020-12-310000049196us-gaap:CorporateNonSegmentMember2020-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2021-01-012021-12-310000049196hban:CommercialRealEstateAndVehicleFinanceMemberus-gaap:OperatingSegmentsMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2021-01-012021-12-310000049196us-gaap:CorporateNonSegmentMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2021-12-310000049196us-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2021-12-310000049196hban:CommercialRealEstateAndVehicleFinanceMemberus-gaap:OperatingSegmentsMember2021-12-310000049196us-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2021-12-310000049196us-gaap:CorporateNonSegmentMember2021-12-310000049196us-gaap:CoreDepositsMember2021-12-310000049196us-gaap:CustomerRelationshipsMember2021-12-310000049196us-gaap:CoreDepositsMember2020-12-310000049196us-gaap:CustomerRelationshipsMember2020-12-310000049196us-gaap:LandAndLandImprovementsMember2021-12-310000049196us-gaap:LandAndLandImprovementsMember2020-12-310000049196us-gaap:BuildingMember2021-12-310000049196us-gaap:BuildingMember2020-12-310000049196us-gaap:LeaseholdsAndLeaseholdImprovementsMember2021-12-310000049196us-gaap:LeaseholdsAndLeaseholdImprovementsMember2020-12-310000049196us-gaap:EquipmentMember2021-12-310000049196us-gaap:EquipmentMember2020-12-31utr:Rate0000049196us-gaap:FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseMember2021-12-310000049196us-gaap:FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseMember2020-12-310000049196us-gaap:NotesPayableOtherPayablesMember2021-12-310000049196us-gaap:NotesPayableOtherPayablesMember2020-12-310000049196srt:ParentCompanyMemberhban:HuntingtonBancsharesIncorporatedMediumTermNotesDue20213.19PercentMemberus-gaap:SeniorNotesMember2021-12-310000049196srt:ParentCompanyMemberhban:HuntingtonBancsharesIncorporatedMediumTermNotesDue20213.19PercentMemberus-gaap:SeniorNotesMember2020-12-310000049196hban:HuntingtonBancsharesIncorporatedSeniorNotesDue2022233PercentMembersrt:ParentCompanyMemberus-gaap:SeniorNotesMember2021-12-310000049196hban:HuntingtonBancsharesIncorporatedSeniorNotesDue2022233PercentMembersrt:ParentCompanyMemberus-gaap:SeniorNotesMember2020-12-310000049196srt:ParentCompanyMemberhban:HuntingtonBancsharesIncorporatedSeniorNotesDue20242.67percentMemberus-gaap:SeniorNotesMember2021-12-310000049196srt:ParentCompanyMemberhban:HuntingtonBancsharesIncorporatedSeniorNotesDue20242.67percentMemberus-gaap:SeniorNotesMember2020-12-310000049196srt:ParentCompanyMemberus-gaap:SeniorNotesMemberhban:HuntingtonBancsharesIncorporatedSeniorNoteDue2025405PercentMember2021-12-310000049196srt:ParentCompanyMemberus-gaap:SeniorNotesMemberhban:HuntingtonBancsharesIncorporatedSeniorNoteDue2025405PercentMember2020-12-310000049196srt:ParentCompanyMemberus-gaap:SeniorNotesMemberhban:HuntingtonBancsharesIncorporatedSeniorNotesDue2030260PercentMember2021-12-310000049196srt:ParentCompanyMemberus-gaap:SeniorNotesMemberhban:HuntingtonBancsharesIncorporatedSeniorNotesDue2030260PercentMember2020-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonBancsharesIncorporatedFixed355SubordinatedNotesDue2023Member2021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonBancsharesIncorporatedFixed355SubordinatedNotesDue2023Member2020-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonCapitalITrustPreferred094JuniorSubordinatedDebenturesDue2027Member2021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonCapitalITrustPreferred094JuniorSubordinatedDebenturesDue2027Member2020-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonCapitalIITrustPreferred086JuniorSubordinatedDebenturesDue2028Member2021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonCapitalIITrustPreferred086JuniorSubordinatedDebenturesDue2028Member2020-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:SkyFinancialCapitalTrustIII164JuniorSubordinatedDebenturesDue2036Member2021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:SkyFinancialCapitalTrustIII164JuniorSubordinatedDebenturesDue2036Member2020-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:SkyFinancialCapitalTrustIV164JuniorSubordinatedDebenturesDue2036Member2021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:SkyFinancialCapitalTrustIV164JuniorSubordinatedDebenturesDue2036Member2020-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonBancsharesIncorporatedSubordinatedNotesDue2036Member2021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonBancsharesIncorporatedSubordinatedNotesDue2036Member2020-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:CamcoStatutoryTrustI157Due2037Member2021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:CamcoStatutoryTrustI157Due2037Member2020-12-310000049196srt:ParentCompanyMember2021-12-310000049196srt:ParentCompanyMember2020-12-310000049196hban:HuntingtonNationalBankSeniorNoteDue2021079PercentMemberus-gaap:SeniorNotesMember2021-12-310000049196hban:HuntingtonNationalBankSeniorNoteDue2021079PercentMemberus-gaap:SeniorNotesMember2020-12-310000049196us-gaap:SeniorNotesMemberhban:HuntingtonNationalBankSeniorNoteDue2021333PercentMember2021-12-310000049196us-gaap:SeniorNotesMemberhban:HuntingtonNationalBankSeniorNoteDue2021333PercentMember2020-12-310000049196us-gaap:SeniorNotesMemberhban:HuntingtonNationalBankSeniorNote255Due2022Member2021-12-310000049196us-gaap:SeniorNotesMemberhban:HuntingtonNationalBankSeniorNote255Due2022Member2020-12-310000049196hban:HuntingtonNationalBankSeniorNoteDue2022316PercentMemberus-gaap:SeniorNotesMember2021-12-310000049196hban:HuntingtonNationalBankSeniorNoteDue2022316PercentMemberus-gaap:SeniorNotesMember2020-12-310000049196us-gaap:SeniorNotesMemberhban:HuntingtonNationalBankSeniorNote183Due2023Member2021-12-310000049196us-gaap:SeniorNotesMemberhban:HuntingtonNationalBankSeniorNote183Due2023Member2020-12-310000049196us-gaap:SeniorNotesMemberhban:HuntingtonNationalBankSeniorNotesDue2023360PercentMember2021-12-310000049196us-gaap:SeniorNotesMemberhban:HuntingtonNationalBankSeniorNotesDue2023360PercentMember2020-12-310000049196us-gaap:SubordinatedDebtMemberhban:HuntingtonNationalBankSubordinatedNotesDue2022Member2021-12-310000049196us-gaap:SubordinatedDebtMemberhban:HuntingtonNationalBankSubordinatedNotesDue2022Member2020-12-310000049196us-gaap:SubordinatedDebtMemberhban:HuntingtonNationalBankSubordinatedNotesDue2025Member2021-12-310000049196us-gaap:SubordinatedDebtMemberhban:HuntingtonNationalBankSubordinatedNotesDue2025Member2020-12-310000049196us-gaap:SubordinatedDebtMemberhban:A3.86HuntingtonNationalBanksubordinatednotesdue2026Member2021-12-310000049196us-gaap:SubordinatedDebtMemberhban:A3.86HuntingtonNationalBanksubordinatednotesdue2026Member2020-12-310000049196us-gaap:SubordinatedDebtMemberhban:HuntingtonNationalBankSubordinatedNotesDue2029Member2021-12-310000049196us-gaap:SubordinatedDebtMemberhban:HuntingtonNationalBankSubordinatedNotesDue2029Member2020-12-310000049196us-gaap:SubordinatedDebtMemberhban:HuntingtonNationalBankSubordinatedNotesDue2030Member2021-12-310000049196us-gaap:SubordinatedDebtMemberhban:HuntingtonNationalBankSubordinatedNotesDue2030Member2020-12-310000049196us-gaap:SubordinatedDebtMember2021-12-310000049196us-gaap:SubordinatedDebtMember2020-12-310000049196us-gaap:FederalHomeLoanBankAdvancesMember2021-12-310000049196us-gaap:FederalHomeLoanBankAdvancesMember2020-12-310000049196us-gaap:NotesPayableOtherPayablesMemberhban:HTFNonrecourseDebtVaryingMaturitiesMember2021-12-310000049196us-gaap:NotesPayableOtherPayablesMemberhban:HTFNonrecourseDebtVaryingMaturitiesMember2020-12-310000049196us-gaap:NotesPayableOtherPayablesMemberhban:HuntingtonPreferredCapitalIIClassFsecuritiesMember2021-12-310000049196us-gaap:NotesPayableOtherPayablesMemberhban:HuntingtonPreferredCapitalIIClassFsecuritiesMember2020-12-310000049196us-gaap:NotesPayableOtherPayablesMemberhban:HuntingtonPreferredCapitalIIClassGsecuritiesMember2021-12-310000049196us-gaap:NotesPayableOtherPayablesMemberhban:HuntingtonPreferredCapitalIIClassGsecuritiesMember2020-12-310000049196us-gaap:NotesPayableOtherPayablesMemberhban:HuntingtonPreferredCapitalIIClassIsecuritiesMember2021-12-310000049196us-gaap:NotesPayableOtherPayablesMemberhban:HuntingtonPreferredCapitalIIClassIsecuritiesMember2020-12-310000049196us-gaap:NotesPayableOtherPayablesMemberhban:HuntingtonPreferredCapitalIIClassJSecuritiesMember2021-12-310000049196us-gaap:NotesPayableOtherPayablesMemberhban:HuntingtonPreferredCapitalIIClassJSecuritiesMember2020-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonCapitalITrustPreferred094JuniorSubordinatedDebenturesDue2027Memberus-gaap:LondonInterbankOfferedRateLIBORMember2021-01-012021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonCapitalIITrustPreferred086JuniorSubordinatedDebenturesDue2028Memberus-gaap:LondonInterbankOfferedRateLIBORMember2021-01-012021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberus-gaap:LondonInterbankOfferedRateLIBORMemberhban:SkyFinancialCapitalTrustIV164JuniorSubordinatedDebenturesDue2036Member2021-01-012021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberus-gaap:LondonInterbankOfferedRateLIBORMemberhban:HuntingtonPreferredCapitalIIClassFsecuritiesMember2021-01-012021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberus-gaap:LondonInterbankOfferedRateLIBORMemberhban:HuntingtonPreferredCapitalIIClassIsecuritiesMember2021-01-012021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMemberhban:HuntingtonPreferredCapitalIIClassJSecuritiesMemberus-gaap:SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember2021-01-012021-12-310000049196srt:ParentCompanyMemberus-gaap:SeniorNotesMember2021-12-310000049196us-gaap:SubordinatedDebtMembersrt:ParentCompanyMember2021-12-310000049196srt:SubsidiariesMemberus-gaap:SeniorNotesMember2021-12-310000049196us-gaap:SubordinatedDebtMembersrt:SubsidiariesMember2021-12-310000049196srt:SubsidiariesMemberus-gaap:FederalHomeLoanBankAdvancesMember2021-12-310000049196us-gaap:NotesPayableOtherPayablesMembersrt:SubsidiariesMember2021-12-310000049196us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMemberus-gaap:DebtSecuritiesMember2021-01-012021-12-310000049196us-gaap:DebtSecuritiesMember2021-01-012021-12-310000049196us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2021-01-012021-12-310000049196us-gaap:AccumulatedTranslationAdjustmentMember2021-01-012021-12-310000049196us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2021-01-012021-12-310000049196us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMemberus-gaap:DebtSecuritiesMember2020-01-012020-12-310000049196us-gaap:DebtSecuritiesMember2020-01-012020-12-310000049196us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2020-01-012020-12-310000049196us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2020-01-012020-12-310000049196us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMemberus-gaap:DebtSecuritiesMember2019-01-012019-12-310000049196us-gaap:DebtSecuritiesMember2019-01-012019-12-310000049196us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2019-01-012019-12-310000049196us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2019-01-012019-12-310000049196us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMemberus-gaap:DebtSecuritiesMember2018-12-310000049196us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember2018-12-310000049196hban:AccumulatedForeignCurrencyAdjustmentNetOfInvestmentHedgesAttributableToParentMember2018-12-310000049196us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2018-12-310000049196us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember2019-01-012019-12-310000049196hban:AccumulatedForeignCurrencyAdjustmentNetOfInvestmentHedgesAttributableToParentMember2019-01-012019-12-310000049196us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMemberus-gaap:DebtSecuritiesMember2019-12-310000049196us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember2019-12-310000049196hban:AccumulatedForeignCurrencyAdjustmentNetOfInvestmentHedgesAttributableToParentMember2019-12-310000049196us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2019-12-310000049196us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember2020-01-012020-12-310000049196hban:AccumulatedForeignCurrencyAdjustmentNetOfInvestmentHedgesAttributableToParentMember2020-01-012020-12-310000049196us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMemberus-gaap:DebtSecuritiesMember2020-12-310000049196us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember2020-12-310000049196hban:AccumulatedForeignCurrencyAdjustmentNetOfInvestmentHedgesAttributableToParentMember2020-12-310000049196us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2020-12-310000049196us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember2021-01-012021-12-310000049196hban:AccumulatedForeignCurrencyAdjustmentNetOfInvestmentHedgesAttributableToParentMember2021-01-012021-12-310000049196us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMemberus-gaap:DebtSecuritiesMember2021-12-310000049196us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember2021-12-310000049196hban:AccumulatedForeignCurrencyAdjustmentNetOfInvestmentHedgesAttributableToParentMember2021-12-310000049196us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2021-12-310000049196us-gaap:SeriesBPreferredStockMember2021-12-310000049196us-gaap:SeriesBPreferredStockMemberus-gaap:LondonInterbankOfferedRateLIBORMember2021-01-012021-12-310000049196us-gaap:SeriesBPreferredStockMember2021-01-012021-12-310000049196us-gaap:SeriesBPreferredStockMember2020-12-310000049196hban:SeriesDPreferredStockIssuedMarch2016Member2021-12-310000049196hban:SeriesDPreferredStockIssuedMarch2016Member2021-01-012021-12-310000049196hban:SeriesDPreferredStockIssuedMarch2016Member2020-12-310000049196hban:SeriesDPreferredStockIssuedMay2016Member2021-12-310000049196hban:SeriesDPreferredStockIssuedMay2016Member2021-01-012021-12-310000049196hban:SeriesDPreferredStockIssuedMay2016Member2020-12-310000049196us-gaap:SeriesCPreferredStockMember2021-12-310000049196us-gaap:SeriesCPreferredStockMember2021-01-012021-12-310000049196us-gaap:SeriesCPreferredStockMember2020-12-310000049196us-gaap:SeriesEPreferredStockMember2021-12-310000049196us-gaap:SeriesEPreferredStockMember2021-01-012021-12-310000049196us-gaap:SeriesEPreferredStockMember2020-12-310000049196us-gaap:SeriesFPreferredStockMember2021-12-310000049196us-gaap:SeriesFPreferredStockMember2021-01-012021-12-310000049196us-gaap:SeriesFPreferredStockMember2020-12-310000049196us-gaap:SeriesGPreferredStockMember2021-12-310000049196us-gaap:SeriesGPreferredStockMember2021-01-012021-12-310000049196us-gaap:SeriesGPreferredStockMember2020-12-310000049196us-gaap:SeriesHPreferredStockMember2021-12-310000049196us-gaap:SeriesHPreferredStockMember2020-12-310000049196hban:SeriesIPreferredStockMember2021-12-310000049196hban:SeriesIPreferredStockMember2020-12-310000049196us-gaap:PreferredStockMember2021-12-310000049196us-gaap:SeriesDPreferredStockMember2021-07-152021-07-150000049196us-gaap:SeriesDPreferredStockMember2021-07-150000049196us-gaap:SeriesCPreferredStockMember2021-10-152021-10-150000049196us-gaap:SeriesCPreferredStockMember2021-10-150000049196us-gaap:SeriesHPreferredStockMember2021-02-020000049196us-gaap:SeriesHPreferredStockMember2021-02-022021-02-020000049196hban:SeriesIPreferredStockMember2021-06-092021-06-090000049196hban:SeriesIPreferredStockMember2021-06-090000049196us-gaap:SeriesBPreferredStockMemberus-gaap:RetainedEarningsMember2021-01-012021-12-310000049196us-gaap:SeriesCPreferredStockMemberus-gaap:RetainedEarningsMember2021-01-012021-12-310000049196us-gaap:SeriesEPreferredStockMemberus-gaap:RetainedEarningsMember2021-01-012021-12-310000049196us-gaap:SeriesFPreferredStockMemberus-gaap:RetainedEarningsMember2021-01-012021-12-310000049196us-gaap:SeriesGPreferredStockMemberus-gaap:RetainedEarningsMember2021-01-012021-12-310000049196us-gaap:SeriesHPreferredStockMemberus-gaap:RetainedEarningsMember2021-01-012021-12-310000049196us-gaap:RetainedEarningsMemberhban:SeriesIPreferredStockMember2021-01-012021-12-310000049196us-gaap:SeriesBPreferredStockMemberus-gaap:RetainedEarningsMember2020-01-012020-12-310000049196us-gaap:SeriesCPreferredStockMemberus-gaap:RetainedEarningsMember2020-01-012020-12-310000049196us-gaap:SeriesDPreferredStockMemberus-gaap:RetainedEarningsMember2020-01-012020-12-310000049196us-gaap:SeriesEPreferredStockMemberus-gaap:RetainedEarningsMember2020-01-012020-12-310000049196us-gaap:SeriesFPreferredStockMemberus-gaap:RetainedEarningsMember2020-01-012020-12-310000049196us-gaap:SeriesHPreferredStockMemberus-gaap:RetainedEarningsMember2020-01-012020-12-310000049196us-gaap:SeriesGPreferredStockMemberus-gaap:RetainedEarningsMember2020-01-012020-12-310000049196us-gaap:RetainedEarningsMemberhban:SeriesIPreferredStockMember2020-01-012020-12-310000049196us-gaap:SeriesBPreferredStockMemberus-gaap:RetainedEarningsMember2019-01-012019-12-310000049196us-gaap:SeriesCPreferredStockMemberus-gaap:RetainedEarningsMember2019-01-012019-12-310000049196us-gaap:SeriesDPreferredStockMemberus-gaap:RetainedEarningsMember2019-01-012019-12-310000049196us-gaap:SeriesEPreferredStockMemberus-gaap:RetainedEarningsMember2019-01-012019-12-3100000491962021-03-310000049196hban:RedIronMember2021-12-310000049196us-gaap:EmployeeStockOptionMember2021-01-012021-12-310000049196us-gaap:EmployeeStockOptionMember2020-01-012020-12-310000049196us-gaap:EmployeeStockOptionMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:ServiceChargesRevenueMemberhban:CommercialBankingMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMemberhban:ServiceChargesRevenueMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMemberhban:ServiceChargesRevenueMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:ServiceChargesRevenueMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2021-01-012021-12-310000049196us-gaap:CorporateNonSegmentMemberhban:ServiceChargesRevenueMember2021-01-012021-12-310000049196hban:ServiceChargesRevenueMember2021-01-012021-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2021-01-012021-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2021-01-012021-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2021-01-012021-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2021-01-012021-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:CorporateNonSegmentMember2021-01-012021-12-310000049196hban:CardsAndPaymentProcessingRevenueMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:CommercialBankingMemberhban:TrustAndInvestmentManagementServicesRevenueMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMemberhban:TrustAndInvestmentManagementServicesRevenueMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMemberhban:TrustAndInvestmentManagementServicesRevenueMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMemberhban:TrustAndInvestmentManagementServicesRevenueMember2021-01-012021-12-310000049196us-gaap:CorporateNonSegmentMemberhban:TrustAndInvestmentManagementServicesRevenueMember2021-01-012021-12-310000049196hban:TrustAndInvestmentManagementServicesRevenueMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:InsuranceRevenueMemberhban:CommercialBankingMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMemberhban:InsuranceRevenueMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMemberhban:InsuranceRevenueMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:InsuranceRevenueMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2021-01-012021-12-310000049196us-gaap:CorporateNonSegmentMemberhban:InsuranceRevenueMember2021-01-012021-12-310000049196hban:InsuranceRevenueMember2021-01-012021-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2021-01-012021-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2021-01-012021-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2021-01-012021-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2021-01-012021-12-310000049196hban:OtherRevenueMemberus-gaap:CorporateNonSegmentMember2021-01-012021-12-310000049196hban:OtherRevenueMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2021-01-012021-12-310000049196us-gaap:OperatingSegmentsMemberhban:ServiceChargesRevenueMemberhban:CommercialBankingMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMemberhban:ServiceChargesRevenueMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMemberhban:ServiceChargesRevenueMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:ServiceChargesRevenueMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2020-01-012020-12-310000049196us-gaap:CorporateNonSegmentMemberhban:ServiceChargesRevenueMember2020-01-012020-12-310000049196hban:ServiceChargesRevenueMember2020-01-012020-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2020-01-012020-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2020-01-012020-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2020-01-012020-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2020-01-012020-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:CorporateNonSegmentMember2020-01-012020-12-310000049196hban:CardsAndPaymentProcessingRevenueMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:CommercialBankingMemberhban:TrustAndInvestmentManagementServicesRevenueMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMemberhban:TrustAndInvestmentManagementServicesRevenueMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMemberhban:TrustAndInvestmentManagementServicesRevenueMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMemberhban:TrustAndInvestmentManagementServicesRevenueMember2020-01-012020-12-310000049196us-gaap:CorporateNonSegmentMemberhban:TrustAndInvestmentManagementServicesRevenueMember2020-01-012020-12-310000049196hban:TrustAndInvestmentManagementServicesRevenueMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:InsuranceRevenueMemberhban:CommercialBankingMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMemberhban:InsuranceRevenueMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMemberhban:InsuranceRevenueMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:InsuranceRevenueMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2020-01-012020-12-310000049196us-gaap:CorporateNonSegmentMemberhban:InsuranceRevenueMember2020-01-012020-12-310000049196hban:InsuranceRevenueMember2020-01-012020-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2020-01-012020-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2020-01-012020-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2020-01-012020-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2020-01-012020-12-310000049196hban:OtherRevenueMemberus-gaap:CorporateNonSegmentMember2020-01-012020-12-310000049196hban:OtherRevenueMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2020-01-012020-12-310000049196us-gaap:CorporateNonSegmentMember2020-01-012020-12-310000049196us-gaap:OperatingSegmentsMemberhban:ServiceChargesRevenueMemberhban:CommercialBankingMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMemberhban:ServiceChargesRevenueMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMemberhban:ServiceChargesRevenueMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:ServiceChargesRevenueMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2019-01-012019-12-310000049196us-gaap:CorporateNonSegmentMemberhban:ServiceChargesRevenueMember2019-01-012019-12-310000049196hban:ServiceChargesRevenueMember2019-01-012019-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2019-01-012019-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2019-01-012019-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2019-01-012019-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2019-01-012019-12-310000049196hban:CardsAndPaymentProcessingRevenueMemberus-gaap:CorporateNonSegmentMember2019-01-012019-12-310000049196hban:CardsAndPaymentProcessingRevenueMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:CommercialBankingMemberhban:TrustAndInvestmentManagementServicesRevenueMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMemberhban:TrustAndInvestmentManagementServicesRevenueMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMemberhban:TrustAndInvestmentManagementServicesRevenueMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMemberhban:TrustAndInvestmentManagementServicesRevenueMember2019-01-012019-12-310000049196us-gaap:CorporateNonSegmentMemberhban:TrustAndInvestmentManagementServicesRevenueMember2019-01-012019-12-310000049196hban:TrustAndInvestmentManagementServicesRevenueMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:InsuranceRevenueMemberhban:CommercialBankingMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMemberhban:InsuranceRevenueMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMemberhban:InsuranceRevenueMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:InsuranceRevenueMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2019-01-012019-12-310000049196us-gaap:CorporateNonSegmentMemberhban:InsuranceRevenueMember2019-01-012019-12-310000049196hban:InsuranceRevenueMember2019-01-012019-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2019-01-012019-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2019-01-012019-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2019-01-012019-12-310000049196hban:OtherRevenueMemberus-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2019-01-012019-12-310000049196hban:OtherRevenueMemberus-gaap:CorporateNonSegmentMember2019-01-012019-12-310000049196hban:OtherRevenueMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:CommercialBankingMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:ConsumerAndBusinessBankingMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2019-01-012019-12-310000049196us-gaap:OperatingSegmentsMemberhban:RegionalBankingAndTheHuntingtonPrivateClientGroupMember2019-01-012019-12-310000049196us-gaap:CorporateNonSegmentMember2019-01-012019-12-310000049196us-gaap:EmployeeStockOptionMember2021-01-012021-12-310000049196hban:ShareBasedPaymentArrangementTCFOptionsMember2021-01-012021-12-310000049196us-gaap:EmployeeStockOptionMember2020-01-012020-12-310000049196us-gaap:EmployeeStockOptionMember2019-01-012019-12-310000049196us-gaap:PerformanceSharesMember2021-01-012021-12-310000049196us-gaap:RestrictedStockMember2020-12-310000049196us-gaap:RestrictedStockUnitsRSUMember2020-12-310000049196us-gaap:PerformanceSharesMember2020-12-310000049196us-gaap:RestrictedStockMember2021-01-012021-12-310000049196us-gaap:RestrictedStockUnitsRSUMember2021-01-012021-12-310000049196us-gaap:RestrictedStockMember2021-12-310000049196us-gaap:RestrictedStockUnitsRSUMember2021-12-310000049196us-gaap:PerformanceSharesMember2021-12-310000049196us-gaap:EmployeeStockOptionMember2021-12-310000049196us-gaap:PensionPlansDefinedBenefitMember2021-12-310000049196us-gaap:PensionPlansDefinedBenefitMember2020-12-310000049196us-gaap:PensionPlansDefinedBenefitMember2021-01-012021-12-310000049196us-gaap:PensionPlansDefinedBenefitMember2020-01-012020-12-310000049196us-gaap:PensionPlansDefinedBenefitMember2019-12-310000049196us-gaap:PensionPlansDefinedBenefitMember2019-01-012019-12-310000049196us-gaap:MoneyMarketFundsMember2021-12-310000049196us-gaap:MoneyMarketFundsMember2020-12-310000049196us-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:CorporateDebtSecuritiesMember2020-12-310000049196hban:U.S.GovernmentObligationsMember2021-12-310000049196hban:U.S.GovernmentObligationsMember2020-12-310000049196us-gaap:MunicipalBondsMember2021-12-310000049196us-gaap:MunicipalBondsMember2020-12-310000049196hban:DefinedBenefitPlanDebtSecurityCommonCollectiveTrustMember2021-12-310000049196hban:DefinedBenefitPlanDebtSecurityCommonCollectiveTrustMember2020-12-310000049196hban:OtherEquityFundsCommonStockMember2021-12-310000049196hban:OtherEquityFundsCommonStockMember2020-12-310000049196us-gaap:EquityFundsMember2021-12-310000049196us-gaap:EquityFundsMember2020-12-310000049196us-gaap:PrivateEquityFundsMember2021-12-310000049196us-gaap:PrivateEquityFundsMember2020-12-310000049196hban:DefinedBenefitPlanEquitySecuritiesCommonCollectiveTrustMember2021-12-310000049196hban:DefinedBenefitPlanEquitySecuritiesCommonCollectiveTrustMember2020-12-310000049196us-gaap:LimitedPartnerMember2021-12-310000049196us-gaap:LimitedPartnerMember2020-12-310000049196us-gaap:CashAndCashEquivalentsMember2021-12-310000049196us-gaap:EquitySecuritiesMember2021-12-310000049196us-gaap:BondsMember2021-12-310000049196us-gaap:PensionPlansDefinedBenefitMemberus-gaap:EquitySecuritiesMember2021-12-310000049196us-gaap:BondsMemberus-gaap:PensionPlansDefinedBenefitMember2021-12-310000049196us-gaap:DomesticCountryMember2021-12-310000049196us-gaap:StateAndLocalJurisdictionMember2021-12-310000049196us-gaap:MunicipalBondsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:MunicipalBondsMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:MunicipalBondsMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:MunicipalBondsMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:USTreasurySecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:USTreasurySecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:USTreasurySecuritiesMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:USTreasurySecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CommercialMortgageBackedSecuritiesMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:CommercialMortgageBackedSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:CommercialMortgageBackedSecuritiesMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CommercialMortgageBackedSecuritiesMember2021-12-310000049196hban:OtherFederalAgenciesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:FairValueInputsLevel2Memberhban:OtherFederalAgenciesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196hban:OtherFederalAgenciesMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196hban:OtherFederalAgenciesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Memberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:OtherDebtSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:OtherDebtSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:OtherDebtSecuritiesMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:OtherDebtSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:MunicipalBondsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:MunicipalBondsMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:MunicipalBondsMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:MunicipalBondsMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:USTreasurySecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:USTreasurySecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:USTreasurySecuritiesMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:USTreasurySecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CommercialMortgageBackedSecuritiesMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:CommercialMortgageBackedSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:CommercialMortgageBackedSecuritiesMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CommercialMortgageBackedSecuritiesMember2020-12-310000049196hban:OtherFederalAgenciesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:FairValueInputsLevel2Memberhban:OtherFederalAgenciesMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196hban:OtherFederalAgenciesMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196hban:OtherFederalAgenciesMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:AssetBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Memberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196us-gaap:OtherDebtSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:OtherDebtSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:OtherDebtSecuritiesMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:OtherDebtSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196hban:MortgageServicingRightsMember2020-12-310000049196us-gaap:MunicipalBondsMember2020-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2020-12-310000049196us-gaap:AssetBackedSecuritiesMember2020-12-310000049196hban:LoansheldforinvestmentMember2020-12-310000049196hban:MortgageServicingRightsMember2021-01-012021-12-310000049196us-gaap:MunicipalBondsMember2021-01-012021-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2021-01-012021-12-310000049196us-gaap:AssetBackedSecuritiesMember2021-01-012021-12-310000049196hban:LoansheldforinvestmentMember2021-01-012021-12-310000049196hban:MortgageServicingRightsMemberhban:MortgageBankingIncomeMember2021-01-012021-12-310000049196hban:MortgageBankingIncomeMember2021-01-012021-12-310000049196us-gaap:MunicipalBondsMemberhban:MortgageBankingIncomeMember2021-01-012021-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberhban:MortgageBankingIncomeMember2021-01-012021-12-310000049196us-gaap:AssetBackedSecuritiesMemberhban:MortgageBankingIncomeMember2021-01-012021-12-310000049196hban:LoansheldforinvestmentMemberhban:MortgageBankingIncomeMember2021-01-012021-12-310000049196hban:MortgageServicingRightsMemberhban:InterestandFeeIncomeMember2021-01-012021-12-310000049196hban:InterestandFeeIncomeMember2021-01-012021-12-310000049196hban:InterestandFeeIncomeMemberus-gaap:MunicipalBondsMember2021-01-012021-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberhban:InterestandFeeIncomeMember2021-01-012021-12-310000049196hban:InterestandFeeIncomeMemberus-gaap:AssetBackedSecuritiesMember2021-01-012021-12-310000049196hban:InterestandFeeIncomeMemberhban:LoansheldforinvestmentMember2021-01-012021-12-310000049196hban:MortgageServicingRightsMember2021-12-310000049196us-gaap:MunicipalBondsMember2021-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2021-12-310000049196us-gaap:AssetBackedSecuritiesMember2021-12-310000049196hban:LoansheldforinvestmentMember2021-12-310000049196hban:MortgageServicingRightsMember2019-12-310000049196us-gaap:MunicipalBondsMember2019-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2019-12-310000049196us-gaap:AssetBackedSecuritiesMember2019-12-310000049196hban:LoansheldforinvestmentMember2019-12-310000049196hban:MortgageServicingRightsMember2020-01-012020-12-310000049196us-gaap:MunicipalBondsMember2020-01-012020-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2020-01-012020-12-310000049196us-gaap:AssetBackedSecuritiesMember2020-01-012020-12-310000049196hban:LoansheldforinvestmentMember2020-01-012020-12-310000049196hban:MortgageServicingRightsMemberhban:MortgageBankingIncomeMember2020-01-012020-12-310000049196hban:MortgageBankingIncomeMember2020-01-012020-12-310000049196us-gaap:MunicipalBondsMemberhban:MortgageBankingIncomeMember2020-01-012020-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberhban:MortgageBankingIncomeMember2020-01-012020-12-310000049196us-gaap:AssetBackedSecuritiesMemberhban:MortgageBankingIncomeMember2020-01-012020-12-310000049196hban:LoansheldforinvestmentMemberhban:MortgageBankingIncomeMember2020-01-012020-12-310000049196hban:MortgageServicingRightsMemberhban:InterestandFeeIncomeMember2020-01-012020-12-310000049196hban:InterestandFeeIncomeMember2020-01-012020-12-310000049196hban:InterestandFeeIncomeMemberus-gaap:MunicipalBondsMember2020-01-012020-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberhban:InterestandFeeIncomeMember2020-01-012020-12-310000049196hban:InterestandFeeIncomeMemberus-gaap:AssetBackedSecuritiesMember2020-01-012020-12-310000049196hban:InterestandFeeIncomeMemberhban:LoansheldforinvestmentMember2020-01-012020-12-310000049196hban:MortgageServicingRightsMember2018-12-310000049196us-gaap:MunicipalBondsMember2018-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2018-12-310000049196us-gaap:AssetBackedSecuritiesMember2018-12-310000049196hban:LoansheldforinvestmentMember2018-12-310000049196hban:MortgageServicingRightsMember2019-01-012019-12-310000049196us-gaap:MunicipalBondsMember2019-01-012019-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2019-01-012019-12-310000049196us-gaap:AssetBackedSecuritiesMember2019-01-012019-12-310000049196hban:LoansheldforinvestmentMember2019-01-012019-12-310000049196hban:MortgageServicingRightsMemberhban:MortgageBankingIncomeMember2019-01-012019-12-310000049196hban:MortgageBankingIncomeMember2019-01-012019-12-310000049196us-gaap:MunicipalBondsMemberhban:MortgageBankingIncomeMember2019-01-012019-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberhban:MortgageBankingIncomeMember2019-01-012019-12-310000049196us-gaap:AssetBackedSecuritiesMemberhban:MortgageBankingIncomeMember2019-01-012019-12-310000049196hban:MortgageServicingRightsMemberhban:InterestandFeeIncomeMember2019-01-012019-12-310000049196hban:InterestandFeeIncomeMember2019-01-012019-12-310000049196hban:InterestandFeeIncomeMemberus-gaap:MunicipalBondsMember2019-01-012019-12-310000049196us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMemberhban:InterestandFeeIncomeMember2019-01-012019-12-310000049196hban:InterestandFeeIncomeMemberus-gaap:AssetBackedSecuritiesMember2019-01-012019-12-310000049196hban:InterestandFeeIncomeMemberhban:LoansheldforinvestmentMember2019-01-012019-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberhban:MortgagesHeldForSaleMember2021-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:FairValueMeasurementsRecurringMemberhban:MortgagesHeldForSaleMember2021-12-310000049196hban:MortgagesHeldToMaturityMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196hban:MortgagesHeldToMaturityMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberhban:MortgagesHeldForSaleMember2020-12-310000049196us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:FairValueMeasurementsRecurringMemberhban:MortgagesHeldForSaleMember2020-12-310000049196hban:MortgagesHeldToMaturityMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196hban:MortgagesHeldToMaturityMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:FairValueMeasurementsRecurringMember2020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberhban:MortgagesHeldForSaleMember2021-01-012021-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberhban:MortgagesHeldForSaleMember2020-01-012020-12-310000049196us-gaap:FairValueMeasurementsRecurringMemberhban:MortgagesHeldForSaleMember2019-01-012019-12-310000049196hban:FairValueMeasuredOnRecurringBasisAutomobileLoanMemberus-gaap:FairValueMeasurementsRecurringMember2021-01-012021-12-310000049196hban:FairValueMeasuredOnRecurringBasisAutomobileLoanMemberus-gaap:FairValueMeasurementsRecurringMember2020-01-012020-12-310000049196hban:FairValueMeasuredOnRecurringBasisAutomobileLoanMemberus-gaap:FairValueMeasurementsRecurringMember2019-01-012019-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueMeasurementsNonrecurringMember2021-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:FairValueInputsLevel2Member2021-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:FairValueInputsLevel3Member2021-12-310000049196us-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:ChangeDuringPeriodFairValueDisclosureMember2021-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueMeasurementsNonrecurringMember2020-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:FairValueInputsLevel2Member2020-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:FairValueInputsLevel3Member2020-12-310000049196us-gaap:FairValueMeasurementsNonrecurringMemberus-gaap:ChangeDuringPeriodFairValueDisclosureMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputConstantPrepaymentRateMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:ResidentialMortgageBackedSecuritiesMembersrt:MinimumMember2021-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputConstantPrepaymentRateMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputConstantPrepaymentRateMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMembersrt:WeightedAverageMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputConstantPrepaymentRateMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:ResidentialMortgageBackedSecuritiesMembersrt:MinimumMember2020-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputConstantPrepaymentRateMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputConstantPrepaymentRateMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMembersrt:WeightedAverageMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2020-12-310000049196hban:MeasurementInputOptionAdjustedSpreadMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:ResidentialMortgageBackedSecuritiesMembersrt:MinimumMember2021-12-310000049196srt:MaximumMemberhban:MeasurementInputOptionAdjustedSpreadMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2021-12-310000049196hban:MeasurementInputOptionAdjustedSpreadMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMembersrt:WeightedAverageMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2021-12-310000049196hban:MeasurementInputOptionAdjustedSpreadMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:ResidentialMortgageBackedSecuritiesMembersrt:MinimumMember2020-12-310000049196srt:MaximumMemberhban:MeasurementInputOptionAdjustedSpreadMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2020-12-310000049196hban:MeasurementInputOptionAdjustedSpreadMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMembersrt:WeightedAverageMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberhban:MeasurementInputNetMarketPriceMemberus-gaap:FairValueMeasurementsRecurringMembersrt:MinimumMemberus-gaap:ValuationTechniqueConsensusPricingModelMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2021-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberhban:MeasurementInputNetMarketPriceMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueConsensusPricingModelMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberhban:MeasurementInputNetMarketPriceMemberus-gaap:FairValueMeasurementsRecurringMembersrt:MinimumMemberus-gaap:ValuationTechniqueConsensusPricingModelMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2020-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberhban:MeasurementInputNetMarketPriceMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueConsensusPricingModelMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberhban:MeasurementInputNetMarketPriceMemberus-gaap:FairValueMeasurementsRecurringMembersrt:WeightedAverageMemberus-gaap:ValuationTechniqueConsensusPricingModelMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberhban:MeasurementInputEstimatedPullThruMembersrt:MinimumMemberus-gaap:ValuationTechniqueConsensusPricingModelMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2021-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberhban:MeasurementInputEstimatedPullThruMemberus-gaap:ValuationTechniqueConsensusPricingModelMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberhban:MeasurementInputEstimatedPullThruMembersrt:MinimumMemberus-gaap:MarketApproachValuationTechniqueMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberhban:MeasurementInputEstimatedPullThruMembersrt:MinimumMemberus-gaap:ValuationTechniqueConsensusPricingModelMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2020-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberhban:MeasurementInputEstimatedPullThruMemberus-gaap:ValuationTechniqueConsensusPricingModelMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMembersrt:WeightedAverageMemberhban:MeasurementInputEstimatedPullThruMemberus-gaap:ValuationTechniqueConsensusPricingModelMemberus-gaap:DerivativeFinancialInstrumentsAssetsMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputDiscountRateMembersrt:MinimumMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputDiscountRateMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMembersrt:WeightedAverageMemberus-gaap:MeasurementInputDiscountRateMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputDiscountRateMembersrt:MinimumMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputDiscountRateMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMembersrt:WeightedAverageMemberus-gaap:MeasurementInputDiscountRateMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputDefaultRateMembersrt:MinimumMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputDefaultRateMembersrt:WeightedAverageMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputDefaultRateMembersrt:MinimumMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputDefaultRateMembersrt:WeightedAverageMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputLossSeverityMembersrt:MinimumMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputLossSeverityMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMembersrt:WeightedAverageMemberus-gaap:MeasurementInputLossSeverityMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputLossSeverityMembersrt:MinimumMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196srt:MaximumMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMemberus-gaap:MeasurementInputLossSeverityMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ValuationTechniqueDiscountedCashFlowMembersrt:WeightedAverageMemberus-gaap:MeasurementInputLossSeverityMemberus-gaap:CorporateDebtSecuritiesMember2020-12-310000049196us-gaap:CarryingReportedAmountFairValueDisclosureMemberhban:AmortizedCostMember2021-12-310000049196us-gaap:CarryingReportedAmountFairValueDisclosureMember2021-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMember2021-12-310000049196us-gaap:CarryingReportedAmountFairValueDisclosureMemberhban:FairValueFairValueOptionMember2021-12-310000049196us-gaap:CarryingReportedAmountFairValueDisclosureMemberhban:LowerOfCostOrMarketMember2021-12-310000049196us-gaap:CarryingReportedAmountFairValueDisclosureMemberhban:AmortizedCostMember2020-12-310000049196us-gaap:CarryingReportedAmountFairValueDisclosureMember2020-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMember2020-12-310000049196us-gaap:CarryingReportedAmountFairValueDisclosureMemberhban:FairValueFairValueOptionMember2020-12-310000049196us-gaap:CarryingReportedAmountFairValueDisclosureMemberhban:LowerOfCostOrMarketMember2020-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel1Member2021-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel2Member2021-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel3Member2021-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel1Member2020-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel2Member2020-12-310000049196us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel3Member2020-12-310000049196us-gaap:DesignatedAsHedgingInstrumentMemberhban:AccruedIncomeAndOtherAssetsMemberus-gaap:InterestRateContractMember2021-12-310000049196us-gaap:InterestRateContractMemberhban:AccruedIncomeAndOtherAssetsMember2021-12-310000049196hban:AccruedExpensesAndOtherLiabilitiesMemberus-gaap:InterestRateContractMember2021-12-310000049196us-gaap:DesignatedAsHedgingInstrumentMemberhban:AccruedIncomeAndOtherAssetsMemberus-gaap:InterestRateContractMember2020-12-310000049196us-gaap:InterestRateContractMemberhban:AccruedIncomeAndOtherAssetsMember2020-12-310000049196hban:AccruedExpensesAndOtherLiabilitiesMemberus-gaap:InterestRateContractMember2020-12-310000049196us-gaap:ForeignExchangeContractMemberus-gaap:DesignatedAsHedgingInstrumentMemberhban:AccruedIncomeAndOtherAssetsMember2021-12-310000049196us-gaap:ForeignExchangeContractMemberhban:AccruedIncomeAndOtherAssetsMember2021-12-310000049196hban:AccruedExpensesAndOtherLiabilitiesMemberus-gaap:ForeignExchangeContractMember2021-12-310000049196us-gaap:ForeignExchangeContractMemberus-gaap:DesignatedAsHedgingInstrumentMemberhban:AccruedIncomeAndOtherAssetsMember2020-12-310000049196us-gaap:ForeignExchangeContractMemberhban:AccruedIncomeAndOtherAssetsMember2020-12-310000049196hban:AccruedExpensesAndOtherLiabilitiesMemberus-gaap:ForeignExchangeContractMember2020-12-310000049196us-gaap:NondesignatedMemberhban:AccruedIncomeAndOtherAssetsMemberus-gaap:InterestRateContractMember2021-12-310000049196hban:AccruedIncomeAndOtherAssetsMember2021-12-310000049196hban:AccruedExpensesAndOtherLiabilitiesMember2021-12-310000049196us-gaap:NondesignatedMemberhban:AccruedIncomeAndOtherAssetsMemberus-gaap:InterestRateContractMember2020-12-310000049196hban:AccruedIncomeAndOtherAssetsMember2020-12-310000049196hban:AccruedExpensesAndOtherLiabilitiesMember2020-12-310000049196us-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMemberhban:AccruedIncomeAndOtherAssetsMember2021-12-310000049196us-gaap:NondesignatedMemberus-gaap:ForeignExchangeContractMemberhban:AccruedIncomeAndOtherAssetsMember2020-12-310000049196us-gaap:CommodityContractMemberus-gaap:NondesignatedMemberhban:AccruedIncomeAndOtherAssetsMember2021-12-310000049196us-gaap:CommodityContractMemberus-gaap:NondesignatedMemberhban:AccruedIncomeAndOtherAssetsMember2020-12-310000049196us-gaap:NondesignatedMemberus-gaap:EquityContractMemberhban:AccruedIncomeAndOtherAssetsMember2021-12-310000049196us-gaap:NondesignatedMemberus-gaap:EquityContractMemberhban:AccruedIncomeAndOtherAssetsMember2020-12-310000049196us-gaap:NondesignatedMemberhban:AccruedIncomeAndOtherAssetsMember2021-12-310000049196us-gaap:NondesignatedMemberhban:AccruedIncomeAndOtherAssetsMember2020-12-310000049196us-gaap:NondesignatedMemberhban:CapitalMarketFeesMemberus-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMember2021-01-012021-12-310000049196us-gaap:NondesignatedMemberhban:CapitalMarketFeesMemberus-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMember2020-01-012020-12-310000049196us-gaap:NondesignatedMemberhban:CapitalMarketFeesMemberus-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMember2019-01-012019-12-310000049196us-gaap:NondesignatedMemberus-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberhban:MortgageBankingIncomeMember2021-01-012021-12-310000049196us-gaap:NondesignatedMemberus-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberhban:MortgageBankingIncomeMember2020-01-012020-12-310000049196us-gaap:NondesignatedMemberus-gaap:FairValueHedgingMemberus-gaap:InterestRateContractMemberhban:MortgageBankingIncomeMember2019-01-012019-12-310000049196us-gaap:NondesignatedMemberus-gaap:InterestRateFloorMemberus-gaap:FairValueHedgingMemberhban:InterestAndFeeIncomeLoansAndLeasesMember2021-01-012021-12-310000049196us-gaap:NondesignatedMemberus-gaap:InterestRateFloorMemberus-gaap:FairValueHedgingMemberhban:InterestAndFeeIncomeLoansAndLeasesMember2020-01-012020-12-310000049196us-gaap:NondesignatedMemberus-gaap:InterestRateFloorMemberus-gaap:FairValueHedgingMemberhban:InterestAndFeeIncomeLoansAndLeasesMember2019-01-012019-12-310000049196us-gaap:NondesignatedMemberus-gaap:InterestRateCapMemberus-gaap:FairValueHedgingMemberhban:InterestExpenseOnLongTermDebtMember2021-01-012021-12-310000049196us-gaap:NondesignatedMemberus-gaap:InterestRateCapMemberus-gaap:FairValueHedgingMemberhban:InterestExpenseOnLongTermDebtMember2020-01-012020-12-310000049196us-gaap:NondesignatedMemberus-gaap:InterestRateCapMemberus-gaap:FairValueHedgingMemberhban:InterestExpenseOnLongTermDebtMember2019-01-012019-12-310000049196us-gaap:NondesignatedMemberhban:CapitalMarketFeesMemberus-gaap:FairValueHedgingMemberus-gaap:ForeignExchangeContractMember2021-01-012021-12-310000049196us-gaap:NondesignatedMemberhban:CapitalMarketFeesMemberus-gaap:FairValueHedgingMemberus-gaap:ForeignExchangeContractMember2020-01-012020-12-310000049196us-gaap:NondesignatedMemberhban:CapitalMarketFeesMemberus-gaap:FairValueHedgingMemberus-gaap:ForeignExchangeContractMember2019-01-012019-12-310000049196us-gaap:CommodityContractMemberus-gaap:NondesignatedMemberhban:CapitalMarketFeesMemberus-gaap:FairValueHedgingMember2021-01-012021-12-310000049196us-gaap:CommodityContractMemberus-gaap:NondesignatedMemberhban:CapitalMarketFeesMemberus-gaap:FairValueHedgingMember2020-01-012020-12-310000049196us-gaap:CommodityContractMemberus-gaap:NondesignatedMemberhban:CapitalMarketFeesMemberus-gaap:FairValueHedgingMember2019-01-012019-12-310000049196us-gaap:NondesignatedMemberus-gaap:OtherExpenseMemberus-gaap:EquityContractMemberus-gaap:FairValueHedgingMember2021-01-012021-12-310000049196us-gaap:NondesignatedMemberus-gaap:OtherExpenseMemberus-gaap:EquityContractMemberus-gaap:FairValueHedgingMember2020-01-012020-12-310000049196us-gaap:NondesignatedMemberus-gaap:OtherExpenseMemberus-gaap:EquityContractMemberus-gaap:FairValueHedgingMember2019-01-012019-12-310000049196us-gaap:NondesignatedMemberus-gaap:FairValueHedgingMember2021-01-012021-12-310000049196us-gaap:NondesignatedMemberus-gaap:FairValueHedgingMember2020-01-012020-12-310000049196us-gaap:NondesignatedMemberus-gaap:FairValueHedgingMember2019-01-012019-12-310000049196us-gaap:FairValueHedgingMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:LoansPayableMember2021-12-310000049196us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:CashFlowHedgingMemberus-gaap:LoansPayableMember2021-12-310000049196us-gaap:NotDesignatedAsHedgingInstrumentEconomicHedgeMemberus-gaap:LoansPayableMember2021-12-310000049196us-gaap:LoansPayableMember2021-12-310000049196us-gaap:FairValueHedgingMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:SecuritiesInvestmentMember2021-12-310000049196us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:CashFlowHedgingMemberus-gaap:SecuritiesInvestmentMember2021-12-310000049196us-gaap:NotDesignatedAsHedgingInstrumentEconomicHedgeMemberus-gaap:SecuritiesInvestmentMember2021-12-310000049196us-gaap:SecuritiesInvestmentMember2021-12-310000049196us-gaap:FairValueHedgingMemberus-gaap:DesignatedAsHedgingInstrumentMemberhban:OtherLongTermDebtMember2021-12-310000049196us-gaap:DesignatedAsHedgingInstrumentMemberhban:OtherLongTermDebtMemberus-gaap:CashFlowHedgingMember2021-12-310000049196us-gaap:NotDesignatedAsHedgingInstrumentEconomicHedgeMemberhban:OtherLongTermDebtMember2021-12-310000049196hban:OtherLongTermDebtMember2021-12-310000049196us-gaap:FairValueHedgingMember2021-12-310000049196us-gaap:CashFlowHedgingMember2021-12-310000049196us-gaap:NotDesignatedAsHedgingInstrumentEconomicHedgeMember2021-12-310000049196us-gaap:FairValueHedgingMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:LoansPayableMember2020-12-310000049196us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:CashFlowHedgingMemberus-gaap:LoansPayableMember2020-12-310000049196us-gaap:NotDesignatedAsHedgingInstrumentEconomicHedgeMemberus-gaap:LoansPayableMember2020-12-310000049196us-gaap:LoansPayableMember2020-12-310000049196us-gaap:FairValueHedgingMemberus-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:SecuritiesInvestmentMember2020-12-310000049196us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:CashFlowHedgingMemberus-gaap:SecuritiesInvestmentMember2020-12-310000049196us-gaap:NotDesignatedAsHedgingInstrumentEconomicHedgeMemberus-gaap:SecuritiesInvestmentMember2020-12-310000049196us-gaap:SecuritiesInvestmentMember2020-12-310000049196us-gaap:FairValueHedgingMemberus-gaap:DesignatedAsHedgingInstrumentMemberhban:OtherLongTermDebtMember2020-12-310000049196us-gaap:DesignatedAsHedgingInstrumentMemberhban:OtherLongTermDebtMemberus-gaap:CashFlowHedgingMember2020-12-310000049196us-gaap:NotDesignatedAsHedgingInstrumentEconomicHedgeMemberhban:OtherLongTermDebtMember2020-12-310000049196hban:OtherLongTermDebtMember2020-12-310000049196us-gaap:FairValueHedgingMember2020-12-310000049196us-gaap:CashFlowHedgingMember2020-12-310000049196us-gaap:NotDesignatedAsHedgingInstrumentEconomicHedgeMember2020-12-310000049196hban:InvestmentSecuritiesMember2021-12-310000049196hban:InvestmentSecuritiesMemberhban:InterestincomeavailableforsalesecuritiestaxableMember2021-01-012021-12-310000049196hban:InvestmentSecuritiesMemberhban:InterestincomeavailableforsalesecuritiestaxableMember2020-01-012020-12-310000049196hban:InvestmentSecuritiesMemberhban:InterestincomeavailableforsalesecuritiestaxableMember2019-01-012019-12-310000049196hban:InterestincomeavailableforsalesecuritiestaxableMemberhban:HedgedinvestmentsecuritiesMember2021-01-012021-12-310000049196hban:InterestincomeavailableforsalesecuritiestaxableMemberhban:HedgedinvestmentsecuritiesMember2020-01-012020-12-310000049196hban:InterestincomeavailableforsalesecuritiestaxableMemberhban:HedgedinvestmentsecuritiesMember2019-01-012019-12-310000049196hban:SubordinatedNotesMemberhban:InterestExpenseSubordinatedNotesAndOtherLongTermDebtMember2021-01-012021-12-310000049196hban:SubordinatedNotesMemberhban:InterestExpenseSubordinatedNotesAndOtherLongTermDebtMember2020-01-012020-12-310000049196hban:SubordinatedNotesMemberhban:InterestExpenseSubordinatedNotesAndOtherLongTermDebtMember2019-01-012019-12-310000049196hban:HedgedSubordinatedNotesMemberhban:InterestExpenseSubordinatedNotesAndOtherLongTermDebtMember2021-01-012021-12-310000049196hban:HedgedSubordinatedNotesMemberhban:InterestExpenseSubordinatedNotesAndOtherLongTermDebtMember2020-01-012020-12-310000049196hban:HedgedSubordinatedNotesMemberhban:InterestExpenseSubordinatedNotesAndOtherLongTermDebtMember2019-01-012019-12-310000049196hban:InvestmentSecuritiesMember2020-12-310000049196hban:SubordinatedNotesMember2021-12-310000049196hban:SubordinatedNotesMember2020-12-310000049196us-gaap:ForeignExchangeForwardMember2021-12-310000049196hban:DerivativeUsedInMortgageBankingActivitiesMember2021-12-310000049196hban:DerivativeUsedInMortgageBankingActivitiesMember2020-12-310000049196hban:CommitmentstoSellLoansMember2021-12-310000049196hban:CommitmentstoSellLoansMember2020-12-310000049196hban:DerivativeUsedInMortgageBankingActivitiesMember2021-01-012021-12-310000049196hban:DerivativeUsedInMortgageBankingActivitiesMember2020-01-012020-12-310000049196hban:DerivativeUsedInMortgageBankingActivitiesMember2019-01-012019-12-310000049196hban:DerivativeUsedInTradingActivityMember2021-12-310000049196hban:DerivativeUsedInTradingActivityMember2020-12-310000049196hban:LowIncomeHousingTaxCreditPartnersMemberus-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2021-12-310000049196us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMemberhban:TrustPreferredSecuritiesMember2021-12-310000049196us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMemberus-gaap:OtherInvestmentsMember2021-12-310000049196us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2021-12-310000049196hban:LowIncomeHousingTaxCreditPartnersMemberus-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2020-12-310000049196us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMemberhban:TrustPreferredSecuritiesMember2020-12-310000049196us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMemberus-gaap:OtherInvestmentsMember2020-12-310000049196us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2020-12-310000049196us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMemberhban:HuntingtonCapitalIMember2021-12-310000049196hban:HuntingtonCapitalIiMemberus-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2021-12-310000049196hban:SkyFinancialCapitalTrustIIIMemberus-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2021-12-310000049196us-gaap:VariableInterestEntityNotPrimaryBeneficiaryMemberhban:SkyFinancialCapitalTrustIVMember2021-12-310000049196us-gaap:LondonInterbankOfferedRateLIBORMemberhban:HuntingtonCapitalIMember2021-01-012021-12-310000049196hban:HuntingtonCapitalIiMemberus-gaap:LondonInterbankOfferedRateLIBORMember2021-01-012021-12-310000049196hban:SkyFinancialCapitalTrustIIIMemberus-gaap:LondonInterbankOfferedRateLIBORMember2021-01-012021-12-310000049196hban:LowIncomeHousingTaxCreditPartnersMemberus-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2021-01-012021-12-310000049196hban:LowIncomeHousingTaxCreditPartnersMemberus-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2020-01-012020-12-310000049196hban:LowIncomeHousingTaxCreditPartnersMemberus-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2019-01-012019-12-310000049196hban:ProportionalAmortizationMethodMemberus-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2021-01-012021-12-310000049196hban:ProportionalAmortizationMethodMemberus-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2020-01-012020-12-310000049196hban:ProportionalAmortizationMethodMemberus-gaap:VariableInterestEntityNotPrimaryBeneficiaryMember2019-01-012019-12-310000049196us-gaap:CommercialLoanMember2021-12-310000049196us-gaap:CommercialLoanMember2020-12-310000049196us-gaap:ConsumerLoanMember2021-12-310000049196us-gaap:ConsumerLoanMember2020-12-310000049196us-gaap:CommercialRealEstateMember2021-12-310000049196us-gaap:CommercialRealEstateMember2020-12-310000049196us-gaap:StandbyLettersOfCreditMember2021-12-310000049196us-gaap:StandbyLettersOfCreditMember2020-12-310000049196us-gaap:CommercialAndIndustrialSectorMemberus-gaap:LetterOfCreditMember2021-12-310000049196us-gaap:CommercialAndIndustrialSectorMemberus-gaap:LetterOfCreditMember2020-12-310000049196srt:MinimumMember2021-12-310000049196srt:MaximumMember2021-12-310000049196srt:SubsidiariesMember2021-12-310000049196srt:SubsidiariesMember2020-12-310000049196srt:ParentCompanyMember2021-01-012021-12-310000049196srt:ParentCompanyMember2020-01-012020-12-310000049196srt:ParentCompanyMember2019-01-012019-12-310000049196srt:ParentCompanyMember2019-12-310000049196srt:ParentCompanyMember2018-12-31hban:business_unit0000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2021-12-310000049196us-gaap:OperatingSegmentsMemberhban:VehicleFinanceMember2020-12-31