FIRST COMMONWEALTH FINANCIAL CORP /PA/0000712537--12-312021FYFALSEFCF94,299,094PANYSE1,331,110,247True00007125372021-01-012021-12-3100007125372021-06-30iso4217:USD00007125372022-02-28xbrli:shares00007125372021-12-3100007125372020-12-3100007125372020-01-012020-12-3100007125372019-01-012019-12-31iso4217:USDxbrli:shares0000712537srt:ScenarioPreviouslyReportedMemberus-gaap:CommonStockMember2020-12-310000712537srt:ScenarioPreviouslyReportedMemberus-gaap:AdditionalPaidInCapitalMember2020-12-310000712537srt:ScenarioPreviouslyReportedMemberus-gaap:RetainedEarningsMember2020-12-310000712537srt:ScenarioPreviouslyReportedMemberus-gaap:AccumulatedOtherComprehensiveIncomeMember2020-12-310000712537srt:ScenarioPreviouslyReportedMemberus-gaap:TreasuryStockMember2020-12-310000712537srt:ScenarioPreviouslyReportedMember2020-12-310000712537us-gaap:RetainedEarningsMember2021-01-012021-12-310000712537us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-01-012021-12-310000712537us-gaap:CommonStockMember2021-01-012021-12-310000712537us-gaap:TreasuryStockMember2021-01-012021-12-310000712537us-gaap:AdditionalPaidInCapitalMember2021-01-012021-12-310000712537us-gaap:CommonStockMember2021-12-310000712537us-gaap:AdditionalPaidInCapitalMember2021-12-310000712537us-gaap:RetainedEarningsMember2021-12-310000712537us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-12-310000712537us-gaap:TreasuryStockMember2021-12-310000712537us-gaap:CommonStockMember2019-12-310000712537us-gaap:AdditionalPaidInCapitalMember2019-12-310000712537us-gaap:RetainedEarningsMember2019-12-310000712537us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-12-310000712537us-gaap:TreasuryStockMember2019-12-3100007125372019-12-310000712537us-gaap:RetainedEarningsMember2020-01-012020-12-310000712537us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-01-012020-12-310000712537us-gaap:RetainedEarningsMember2020-12-310000712537us-gaap:CommonStockMember2020-01-012020-12-310000712537us-gaap:TreasuryStockMember2020-01-012020-12-310000712537us-gaap:AdditionalPaidInCapitalMember2020-01-012020-12-310000712537us-gaap:CommonStockMember2018-12-310000712537us-gaap:AdditionalPaidInCapitalMember2018-12-310000712537us-gaap:RetainedEarningsMember2018-12-310000712537us-gaap:AccumulatedOtherComprehensiveIncomeMember2018-12-310000712537us-gaap:TreasuryStockMember2018-12-3100007125372018-12-310000712537us-gaap:RetainedEarningsMember2019-01-012019-12-310000712537us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-01-012019-12-310000712537us-gaap:CommonStockMember2019-01-012019-12-310000712537us-gaap:TreasuryStockMember2019-01-012019-12-310000712537us-gaap:AdditionalPaidInCapitalMember2019-01-012019-12-31fcf:countyfcf:Segmentxbrli:pure0000712537us-gaap:GuaranteedMinimumDeathBenefitMember2021-12-310000712537us-gaap:GuaranteedMinimumDeathBenefitMember2020-12-310000712537us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2021-01-012021-12-310000712537us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2020-12-310000712537us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2020-12-310000712537us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2020-12-310000712537us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2021-01-012021-12-310000712537us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2021-01-012021-12-310000712537us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2021-12-310000712537us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2021-12-310000712537us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2021-12-310000712537us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2019-12-310000712537us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2019-12-310000712537us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2019-12-310000712537us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2020-01-012020-12-310000712537us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2020-01-012020-12-310000712537us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2020-01-012020-12-310000712537srt:ScenarioPreviouslyReportedMemberus-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2020-12-310000712537srt:ScenarioPreviouslyReportedMemberus-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2020-12-310000712537us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMembersrt:ScenarioPreviouslyReportedMember2020-12-310000712537us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2018-12-310000712537us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2018-12-310000712537us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2018-12-310000712537us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2019-01-012019-12-310000712537us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParentMember2019-01-012019-12-310000712537us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2019-01-012019-12-310000712537us-gaap:RestrictedStockMember2021-01-012021-12-310000712537us-gaap:RestrictedStockMembersrt:MinimumMember2021-12-310000712537us-gaap:RestrictedStockMembersrt:MaximumMember2021-12-310000712537us-gaap:RestrictedStockMember2020-01-012020-12-310000712537us-gaap:RestrictedStockMembersrt:MinimumMember2020-12-310000712537us-gaap:RestrictedStockMembersrt:MaximumMember2020-12-310000712537us-gaap:RestrictedStockMember2019-01-012019-12-310000712537us-gaap:RestrictedStockMembersrt:MinimumMember2019-12-310000712537us-gaap:RestrictedStockMembersrt:MaximumMember2019-12-310000712537us-gaap:RestrictedStockUnitsRSUMember2021-01-012021-12-310000712537srt:MinimumMemberus-gaap:RestrictedStockUnitsRSUMember2021-12-310000712537srt:MaximumMemberus-gaap:RestrictedStockUnitsRSUMember2021-12-310000712537us-gaap:RestrictedStockUnitsRSUMember2020-01-012020-12-310000712537srt:MinimumMemberus-gaap:RestrictedStockUnitsRSUMember2020-12-310000712537srt:MaximumMemberus-gaap:RestrictedStockUnitsRSUMember2020-12-310000712537us-gaap:RestrictedStockUnitsRSUMember2019-01-012019-12-310000712537srt:MinimumMemberus-gaap:RestrictedStockUnitsRSUMember2019-12-310000712537srt:MaximumMemberus-gaap:RestrictedStockUnitsRSUMember2019-12-31fcf:Derivative0000712537us-gaap:CashFlowHedgingMemberus-gaap:InterestRateSwapMemberfcf:A2024Member2021-12-310000712537us-gaap:CashFlowHedgingMemberus-gaap:InterestRateSwapMemberfcf:A2026Member2021-12-310000712537us-gaap:InterestRateSwapMemberus-gaap:CashFlowHedgingMember2021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:OtherIncomeMemberus-gaap:ForwardContractsMember2021-01-012021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:OtherIncomeMemberus-gaap:ForwardContractsMember2020-01-012020-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:OtherIncomeMemberus-gaap:ForwardContractsMember2019-01-012019-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForwardContractsMember2021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForwardContractsMember2020-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForeignExchangeContractMemberus-gaap:OtherIncomeMember2021-01-012021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForeignExchangeContractMemberus-gaap:OtherIncomeMember2020-01-012020-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForeignExchangeContractMemberus-gaap:OtherIncomeMember2019-01-012019-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForeignExchangeContractMember2021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForeignExchangeContractMember2020-12-310000712537us-gaap:NondesignatedMember2021-12-310000712537us-gaap:NondesignatedMember2020-12-310000712537us-gaap:InterestRateSwapMemberus-gaap:NondesignatedMember2021-12-310000712537us-gaap:InterestRateSwapMemberus-gaap:NondesignatedMember2020-12-310000712537us-gaap:InterestRateCapMemberus-gaap:NondesignatedMember2021-12-310000712537us-gaap:InterestRateCapMemberus-gaap:NondesignatedMember2020-12-310000712537fcf:InterestRateCollarMemberus-gaap:NondesignatedMember2021-12-310000712537fcf:InterestRateCollarMemberus-gaap:NondesignatedMember2020-12-310000712537us-gaap:CreditDefaultSwapBuyingProtectionMemberus-gaap:NondesignatedMember2021-12-310000712537us-gaap:CreditDefaultSwapBuyingProtectionMemberus-gaap:NondesignatedMember2020-12-310000712537us-gaap:CreditDefaultSwapSellingProtectionMemberus-gaap:NondesignatedMember2021-12-310000712537us-gaap:CreditDefaultSwapSellingProtectionMemberus-gaap:NondesignatedMember2020-12-310000712537us-gaap:InterestRateContractMemberus-gaap:NondesignatedMember2021-12-310000712537us-gaap:InterestRateContractMemberus-gaap:NondesignatedMember2020-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMember2021-01-012021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMember2020-01-012020-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:InterestRateSwapMember2021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:InterestRateSwapMember2020-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForwardContractsMember2021-01-012021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForwardContractsMember2020-01-012020-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForeignExchangeContractMember2021-01-012021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:ForeignExchangeContractMember2020-01-012020-12-310000712537us-gaap:OtherIncomeMemberus-gaap:NondesignatedMember2021-01-012021-12-310000712537us-gaap:OtherIncomeMemberus-gaap:NondesignatedMember2020-01-012020-12-310000712537us-gaap:OtherIncomeMemberus-gaap:NondesignatedMember2019-01-012019-12-310000712537us-gaap:InterestRateContractMember2021-01-012021-12-310000712537us-gaap:InterestRateContractMember2020-01-012020-12-310000712537us-gaap:InterestRateContractMember2019-01-012019-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:InterestIncomeMemberus-gaap:InterestRateSwapMember2021-01-012021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:InterestIncomeMemberus-gaap:InterestRateSwapMember2020-01-012020-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:InterestIncomeMemberus-gaap:InterestRateSwapMember2019-01-012019-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:InterestRateSwapMemberus-gaap:OtherIncomeMember2021-01-012021-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:InterestRateSwapMemberus-gaap:OtherIncomeMember2020-01-012020-12-310000712537us-gaap:DesignatedAsHedgingInstrumentMemberus-gaap:InterestRateSwapMemberus-gaap:OtherIncomeMember2019-01-012019-12-310000712537us-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:USTreasuryAndGovernmentMember2021-12-310000712537us-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:USTreasuryAndGovernmentMember2021-01-012021-12-310000712537us-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:USTreasuryAndGovernmentMember2020-12-310000712537us-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:USTreasuryAndGovernmentMember2020-01-012020-12-310000712537us-gaap:USTreasuryAndGovernmentMemberus-gaap:CommercialMortgageBackedSecuritiesMember2021-12-310000712537us-gaap:USTreasuryAndGovernmentMemberus-gaap:CommercialMortgageBackedSecuritiesMember2021-01-012021-12-310000712537us-gaap:USTreasuryAndGovernmentMemberus-gaap:CommercialMortgageBackedSecuritiesMember2020-12-310000712537us-gaap:USTreasuryAndGovernmentMemberus-gaap:CommercialMortgageBackedSecuritiesMember2020-01-012020-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2021-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2021-01-012021-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2020-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMemberus-gaap:ResidentialMortgageBackedSecuritiesMember2020-01-012020-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMemberfcf:OtherGovernmentSponsoredEnterprisesMember2021-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMemberfcf:OtherGovernmentSponsoredEnterprisesMember2021-01-012021-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMemberfcf:OtherGovernmentSponsoredEnterprisesMember2020-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMemberfcf:OtherGovernmentSponsoredEnterprisesMember2020-01-012020-12-310000712537us-gaap:USStatesAndPoliticalSubdivisionsMember2021-12-310000712537us-gaap:USStatesAndPoliticalSubdivisionsMember2021-01-012021-12-310000712537us-gaap:USStatesAndPoliticalSubdivisionsMember2020-12-310000712537us-gaap:USStatesAndPoliticalSubdivisionsMember2020-01-012020-12-310000712537us-gaap:CorporateDebtSecuritiesMember2021-12-310000712537us-gaap:CorporateDebtSecuritiesMember2021-01-012021-12-310000712537us-gaap:CorporateDebtSecuritiesMember2020-12-310000712537us-gaap:CorporateDebtSecuritiesMember2020-01-012020-12-310000712537us-gaap:MortgageBackedSecuritiesMember2021-12-310000712537us-gaap:USGovernmentAgenciesDebtSecuritiesMember2021-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember2021-12-310000712537us-gaap:SalesMember2021-01-012021-12-310000712537us-gaap:SalesMember2020-01-012020-12-310000712537us-gaap:SalesMember2019-01-012019-12-310000712537fcf:CallsAndMaturitiesMember2021-01-012021-12-310000712537fcf:CallsAndMaturitiesMember2020-01-012020-12-310000712537fcf:CallsAndMaturitiesMember2019-01-012019-12-310000712537us-gaap:AvailableforsaleSecuritiesMember2021-12-310000712537us-gaap:AvailableforsaleSecuritiesMember2020-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMemberus-gaap:CommercialMortgageBackedSecuritiesMember2021-12-310000712537us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMemberus-gaap:CommercialMortgageBackedSecuritiesMember2020-12-310000712537us-gaap:USStatesAndPoliticalSubdivisionsMember2021-12-310000712537us-gaap:USStatesAndPoliticalSubdivisionsMember2020-12-310000712537us-gaap:ForeignGovernmentDebtSecuritiesMember2021-12-310000712537us-gaap:ForeignGovernmentDebtSecuritiesMember2020-12-310000712537us-gaap:MortgageBackedSecuritiesMemberus-gaap:USGovernmentAgenciesDebtSecuritiesMember2021-12-310000712537us-gaap:MortgageBackedSecuritiesMemberus-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember2021-12-310000712537us-gaap:HeldtomaturitySecuritiesMember2021-12-310000712537us-gaap:HeldtomaturitySecuritiesMember2020-12-310000712537us-gaap:CorporateDebtSecuritiesMember2021-12-31fcf:Security0000712537us-gaap:CommercialLoanMember2021-12-310000712537us-gaap:CommercialLoanMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:ConstructionLoansMember2021-12-310000712537us-gaap:ConstructionLoansMember2020-12-310000712537us-gaap:ResidentialRealEstateMember2021-12-310000712537us-gaap:ResidentialRealEstateMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:CommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:PayrollProtectionProgramLoansMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:PayrollProtectionProgramLoansMember2020-12-310000712537srt:WeightedAverageMember2021-01-012021-12-310000712537srt:MaximumMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:PassMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SpecialMentionMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SubstandardMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:DoubtfulMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:CriticizedMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:PassMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SubstandardMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:DoubtfulMemberus-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CriticizedMemberus-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SpecialMentionMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SubstandardMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:DoubtfulMemberus-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:CriticizedMemberus-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:ConstructionLoansMemberus-gaap:PassMember2021-12-310000712537us-gaap:SpecialMentionMemberus-gaap:ConstructionLoansMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:ConstructionLoansMember2021-12-310000712537us-gaap:DoubtfulMemberus-gaap:ConstructionLoansMember2021-12-310000712537us-gaap:ConstructionLoansMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CriticizedMemberus-gaap:ConstructionLoansMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:PassMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SpecialMentionMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SubstandardMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:DoubtfulMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:CriticizedMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:PassMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:SpecialMentionMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:SubstandardMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:DoubtfulMemberus-gaap:SeniorLienMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:CriticizedMemberus-gaap:SeniorLienMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:PassMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SpecialMentionMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SubstandardMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:DoubtfulMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:CriticizedMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:PassMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SubstandardMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:DoubtfulMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:CriticizedMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:PassMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:SpecialMentionMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:SubstandardMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:DoubtfulMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:CriticizedMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SubstandardMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:DoubtfulMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:CriticizedMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SubstandardMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:DoubtfulMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:CriticizedMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:ConsumerLoanMemberus-gaap:PassMember2021-12-310000712537us-gaap:SpecialMentionMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:DoubtfulMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:ConsumerLoanMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CriticizedMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:PassMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:SpecialMentionMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:DoubtfulMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CriticizedMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:PassMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:SpecialMentionMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:DoubtfulMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CriticizedMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:PassMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SpecialMentionMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:DoubtfulMemberfcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CriticizedMemberfcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:PassMember2021-12-310000712537us-gaap:SpecialMentionMember2021-12-310000712537us-gaap:SubstandardMember2021-12-310000712537us-gaap:DoubtfulMember2021-12-310000712537us-gaap:UnlikelyToBeCollectedFinancingReceivableMember2021-12-310000712537us-gaap:CriticizedMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:PassMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SpecialMentionMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SubstandardMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:DoubtfulMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:CriticizedMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:PassMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SubstandardMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:DoubtfulMemberus-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CriticizedMemberus-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SpecialMentionMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:SubstandardMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:DoubtfulMemberus-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:CriticizedMemberus-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:ConstructionLoansMemberus-gaap:PassMember2020-12-310000712537us-gaap:SpecialMentionMemberus-gaap:ConstructionLoansMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:ConstructionLoansMember2020-12-310000712537us-gaap:DoubtfulMemberus-gaap:ConstructionLoansMember2020-12-310000712537us-gaap:ConstructionLoansMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CriticizedMemberus-gaap:ConstructionLoansMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:PassMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SpecialMentionMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SubstandardMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:DoubtfulMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:CriticizedMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:PassMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:SpecialMentionMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:SubstandardMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:DoubtfulMemberus-gaap:SeniorLienMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:CriticizedMemberus-gaap:SeniorLienMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:PassMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SpecialMentionMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SubstandardMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:DoubtfulMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:CriticizedMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:PassMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SubstandardMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:DoubtfulMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:CriticizedMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:PassMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:SpecialMentionMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:SubstandardMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:DoubtfulMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:CriticizedMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SubstandardMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:DoubtfulMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:CriticizedMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SpecialMentionMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:SubstandardMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:DoubtfulMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:CriticizedMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:ConsumerLoanMemberus-gaap:PassMember2020-12-310000712537us-gaap:SpecialMentionMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:DoubtfulMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:ConsumerLoanMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CriticizedMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:PassMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:SpecialMentionMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:DoubtfulMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CriticizedMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:PassMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2020-12-310000712537us-gaap:SpecialMentionMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2020-12-310000712537us-gaap:DoubtfulMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2020-12-310000712537us-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CriticizedMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:PassMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SpecialMentionMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:DoubtfulMemberfcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMemberus-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CriticizedMemberfcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:PassMember2020-12-310000712537us-gaap:SpecialMentionMember2020-12-310000712537us-gaap:SubstandardMember2020-12-310000712537us-gaap:DoubtfulMember2020-12-310000712537us-gaap:UnlikelyToBeCollectedFinancingReceivableMember2020-12-310000712537us-gaap:CriticizedMember2020-12-310000712537fcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:TimeAndDemandLoansMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:TimeAndDemandLoansMember2021-12-310000712537fcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:TimeAndDemandLoansMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:TimeAndDemandLoansMember2021-12-310000712537fcf:TimeAndDemandLoansMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537fcf:TimeAndDemandLoansMember2021-12-310000712537fcf:TimeAndDemandLoansMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:TimeAndDemandLoansMemberus-gaap:PassMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:TimeAndDemandLoansMemberus-gaap:PassMember2021-12-310000712537fcf:TimeAndDemandLoansMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:TimeAndDemandLoansMemberus-gaap:PassMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:TimeAndDemandLoansMemberus-gaap:PassMember2021-12-310000712537fcf:TimeAndDemandLoansMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2021-12-310000712537fcf:TimeAndDemandLoansMemberus-gaap:PassMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:TimeAndDemandLoansMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SubstandardMemberfcf:TimeAndDemandLoansMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:TimeAndDemandLoansMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TimeAndDemandLoansMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TimeAndDemandLoansMember2021-12-310000712537fcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:RevolvingLoanReceivableMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:RevolvingLoanReceivableMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:PassMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:RealEstateConstructionMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedPriorMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537fcf:RealEstateConstructionMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:RealEstateConstructionMemberus-gaap:PassMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:PassMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:RealEstateConstructionMemberus-gaap:SpecialMentionMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:RealEstateConstructionMemberus-gaap:SubstandardMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SubstandardMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SeniorLienMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedPriorMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537us-gaap:SeniorLienMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SeniorLienMemberus-gaap:PassMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:PassMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SeniorLienMemberus-gaap:SpecialMentionMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SeniorLienMemberus-gaap:SubstandardMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:SubstandardMember2021-12-310000712537us-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:JuniorLienMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:JuniorLienMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:JuniorLienMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537us-gaap:JuniorLienMember2021-12-310000712537us-gaap:JuniorLienMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:JuniorLienMemberus-gaap:PassMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:JuniorLienMemberus-gaap:PassMember2021-12-310000712537us-gaap:JuniorLienMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:JuniorLienMemberus-gaap:PassMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:JuniorLienMemberus-gaap:PassMember2021-12-310000712537us-gaap:JuniorLienMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2021-12-310000712537us-gaap:JuniorLienMemberus-gaap:PassMember2021-12-310000712537us-gaap:SpecialMentionMemberus-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SpecialMentionMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:SpecialMentionMemberus-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:JuniorLienMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:SpecialMentionMemberus-gaap:JuniorLienMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537us-gaap:SpecialMentionMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SubstandardMemberus-gaap:JuniorLienMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:JuniorLienMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:JuniorLienMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:JuniorLienMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMembersrt:MultifamilyMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedPriorMember2021-12-310000712537srt:MultifamilyMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537srt:MultifamilyMember2021-12-310000712537srt:MultifamilyMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMembersrt:MultifamilyMemberus-gaap:PassMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMember2021-12-310000712537srt:MultifamilyMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMember2021-12-310000712537srt:MultifamilyMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2021-12-310000712537srt:MultifamilyMemberus-gaap:PassMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMembersrt:MultifamilyMemberus-gaap:SpecialMentionMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMembersrt:MultifamilyMemberus-gaap:SubstandardMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537srt:MultifamilyMemberus-gaap:SubstandardMember2021-12-310000712537fcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:RevolvingLoanReceivableMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:RevolvingLoanReceivableMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SpecialMentionMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:RevolvingLoanReceivableMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SubstandardMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SubstandardMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:RevolvingLoanReceivableMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:RevolvingLoanReceivableMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SpecialMentionMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:RevolvingLoanReceivableMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SpecialMentionMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SubstandardMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:SubstandardMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:AutomobileLoanMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:AutomobileLoanMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:AutomobileLoanMember2021-12-310000712537us-gaap:AutomobileLoanMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:AutomobileLoanMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:AutomobileLoanMember2021-12-310000712537us-gaap:AutomobileLoanMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537us-gaap:AutomobileLoanMember2021-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:AutomobileLoanMemberus-gaap:PassMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:AutomobileLoanMemberus-gaap:PassMember2021-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:AutomobileLoanMemberus-gaap:PassMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:AutomobileLoanMemberus-gaap:PassMember2021-12-310000712537us-gaap:AutomobileLoanMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2021-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:PassMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:AutomobileLoanMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SubstandardMemberus-gaap:AutomobileLoanMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMemberus-gaap:AutomobileLoanMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:AutomobileLoanMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:AutomobileLoanMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMemberus-gaap:AutomobileLoanMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:AutomobileLoanMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537us-gaap:SubstandardMemberus-gaap:AutomobileLoanMember2021-12-310000712537fcf:ConsumerCreditCardsMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:ConsumerCreditCardsMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:RevolvingLoanReceivableMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:PassMemberfcf:ConsumerCreditCardsMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:PassMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMemberfcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:PassMemberfcf:ConsumerCreditCardsMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:RevolvingLoanReceivableMemberus-gaap:PassMemberfcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:PassMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:OtherConsumerLoansMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:OtherConsumerLoansMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537fcf:OtherConsumerLoansMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:OtherConsumerLoansMemberus-gaap:PassMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:OtherConsumerLoansMemberus-gaap:PassMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:PassMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:OtherConsumerLoansMemberus-gaap:SubstandardMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:OtherConsumerLoansMemberus-gaap:SubstandardMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMember2021-12-310000712537fcf:TermLoanReceivableOriginatedInCurrentYearMember2021-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedThreeYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMember2021-12-310000712537fcf:TermLoanReceivableOriginatedPriorMember2021-12-310000712537fcf:RevolvingLoanReceivableMember2021-12-310000712537fcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:TimeAndDemandLoansMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:TimeAndDemandLoansMember2020-12-310000712537fcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:TimeAndDemandLoansMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:TimeAndDemandLoansMember2020-12-310000712537fcf:TimeAndDemandLoansMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537fcf:TimeAndDemandLoansMember2020-12-310000712537fcf:TimeAndDemandLoansMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:TimeAndDemandLoansMemberus-gaap:PassMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:TimeAndDemandLoansMemberus-gaap:PassMember2020-12-310000712537fcf:TimeAndDemandLoansMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:TimeAndDemandLoansMemberus-gaap:PassMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:TimeAndDemandLoansMemberus-gaap:PassMember2020-12-310000712537fcf:TimeAndDemandLoansMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2020-12-310000712537fcf:TimeAndDemandLoansMemberus-gaap:PassMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:TimeAndDemandLoansMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SubstandardMemberfcf:TimeAndDemandLoansMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TimeAndDemandLoansMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:TimeAndDemandLoansMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TimeAndDemandLoansMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TimeAndDemandLoansMember2020-12-310000712537fcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:RevolvingLoanReceivableMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:RevolvingLoanReceivableMemberus-gaap:PassMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:PassMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:RealEstateConstructionMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedPriorMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537fcf:RealEstateConstructionMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:RealEstateConstructionMemberus-gaap:PassMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:PassMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:RealEstateConstructionMemberus-gaap:SpecialMentionMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SpecialMentionMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:RealEstateConstructionMemberus-gaap:SubstandardMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537fcf:RealEstateConstructionMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537fcf:RealEstateConstructionMemberus-gaap:SubstandardMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SeniorLienMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedPriorMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:SeniorLienMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SeniorLienMemberus-gaap:PassMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:PassMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SeniorLienMemberus-gaap:SpecialMentionMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SpecialMentionMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SeniorLienMemberus-gaap:SubstandardMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:SubstandardMember2020-12-310000712537us-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:JuniorLienMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:JuniorLienMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:JuniorLienMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:JuniorLienMember2020-12-310000712537us-gaap:JuniorLienMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:JuniorLienMemberus-gaap:PassMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:JuniorLienMemberus-gaap:PassMember2020-12-310000712537us-gaap:JuniorLienMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:JuniorLienMemberus-gaap:PassMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:JuniorLienMemberus-gaap:PassMember2020-12-310000712537us-gaap:JuniorLienMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2020-12-310000712537us-gaap:JuniorLienMemberus-gaap:PassMember2020-12-310000712537us-gaap:SpecialMentionMemberus-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SpecialMentionMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:SpecialMentionMemberus-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:JuniorLienMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:SpecialMentionMemberus-gaap:JuniorLienMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:SpecialMentionMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SubstandardMemberus-gaap:JuniorLienMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:JuniorLienMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:JuniorLienMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:JuniorLienMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:JuniorLienMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMembersrt:MultifamilyMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedPriorMember2020-12-310000712537srt:MultifamilyMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537srt:MultifamilyMember2020-12-310000712537srt:MultifamilyMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMembersrt:MultifamilyMemberus-gaap:PassMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMember2020-12-310000712537srt:MultifamilyMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMember2020-12-310000712537srt:MultifamilyMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2020-12-310000712537srt:MultifamilyMemberus-gaap:PassMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMembersrt:MultifamilyMemberus-gaap:SpecialMentionMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SpecialMentionMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMembersrt:MultifamilyMemberus-gaap:SubstandardMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537srt:MultifamilyMemberfcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537srt:MultifamilyMemberus-gaap:SubstandardMember2020-12-310000712537fcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:RevolvingLoanReceivableMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:RevolvingLoanReceivableMemberus-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:PassMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SpecialMentionMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:RevolvingLoanReceivableMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SubstandardMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SubstandardMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:RevolvingLoanReceivableMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:RevolvingLoanReceivableMemberus-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:PassMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SpecialMentionMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SpecialMentionMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:RevolvingLoanReceivableMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SpecialMentionMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SubstandardMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:SubstandardMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:AutomobileLoanMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:AutomobileLoanMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:AutomobileLoanMember2020-12-310000712537us-gaap:AutomobileLoanMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:AutomobileLoanMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:AutomobileLoanMember2020-12-310000712537us-gaap:AutomobileLoanMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:AutomobileLoanMember2020-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:AutomobileLoanMemberus-gaap:PassMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:AutomobileLoanMemberus-gaap:PassMember2020-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:AutomobileLoanMemberus-gaap:PassMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:AutomobileLoanMemberus-gaap:PassMember2020-12-310000712537us-gaap:AutomobileLoanMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2020-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:PassMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:AutomobileLoanMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:SubstandardMemberus-gaap:AutomobileLoanMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMemberus-gaap:AutomobileLoanMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:AutomobileLoanMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537us-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:AutomobileLoanMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:SubstandardMemberus-gaap:AutomobileLoanMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:AutomobileLoanMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:SubstandardMemberus-gaap:AutomobileLoanMember2020-12-310000712537fcf:ConsumerCreditCardsMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:ConsumerCreditCardsMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:RevolvingLoanReceivableMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:ConsumerCreditCardsMember2020-12-310000712537us-gaap:PassMemberfcf:ConsumerCreditCardsMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberus-gaap:PassMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMemberfcf:ConsumerCreditCardsMember2020-12-310000712537us-gaap:PassMemberfcf:ConsumerCreditCardsMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberus-gaap:PassMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:RevolvingLoanReceivableMemberus-gaap:PassMemberfcf:ConsumerCreditCardsMember2020-12-310000712537us-gaap:PassMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:OtherConsumerLoansMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:OtherConsumerLoansMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537fcf:OtherConsumerLoansMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:OtherConsumerLoansMemberus-gaap:PassMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:PassMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:PassMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMemberus-gaap:PassMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:OtherConsumerLoansMemberus-gaap:PassMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:RevolvingLoanReceivableMemberus-gaap:PassMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:PassMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMemberfcf:OtherConsumerLoansMemberus-gaap:SubstandardMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:TermLoanReceivableOriginatedTwoYearsPriorMemberus-gaap:SubstandardMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMemberfcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMemberfcf:OtherConsumerLoansMemberus-gaap:SubstandardMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMemberfcf:RevolvingLoanReceivableMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:SubstandardMember2020-12-310000712537fcf:TermLoanReceivableOriginatedInCurrentYearMember2020-12-310000712537fcf:TermLoanReceivableOriginatedOneYearPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedTwoYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedThreeYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedFourYearsPriorMember2020-12-310000712537fcf:TermLoanReceivableOriginatedPriorMember2020-12-310000712537fcf:RevolvingLoanReceivableMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:NonaccrualCommercialLoansMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:NonaccrualCommercialLoansMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancialAssetNotPastDueMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:NonaccrualCommercialLoansMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancialAssetPastDueMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancialAssetNotPastDueMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:ConstructionLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:ConstructionLoansMember2021-12-310000712537us-gaap:ConstructionLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537fcf:NonaccrualCommercialLoansMemberus-gaap:ConstructionLoansMember2021-12-310000712537us-gaap:ConstructionLoansMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:FinancialAssetNotPastDueMemberus-gaap:ConstructionLoansMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberfcf:NonaccrualCommercialLoansMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:SeniorLienMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberfcf:NonaccrualCommercialLoansMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberfcf:NonaccrualCommercialLoansMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancialAssetNotPastDueMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonaccrualCommercialLoansMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberfcf:NonaccrualCommercialLoansMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonaccrualCommercialLoansMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetPastDueMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonaccrualCommercialLoansMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetPastDueMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:ConsumerLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537fcf:NonaccrualCommercialLoansMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:ConsumerLoanMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:FinancialAssetNotPastDueMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537fcf:NonaccrualCommercialLoansMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:FinancialAssetNotPastDueMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537fcf:NonaccrualCommercialLoansMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2021-12-310000712537us-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:FinancialAssetNotPastDueMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberfcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:NonaccrualCommercialLoansMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMemberus-gaap:FinancialAssetPastDueMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:FinancialAssetNotPastDueMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310000712537us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310000712537fcf:NonaccrualCommercialLoansMember2021-12-310000712537us-gaap:FinancialAssetPastDueMember2021-12-310000712537us-gaap:FinancialAssetNotPastDueMember2021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:NonaccrualCommercialLoansMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancialAssetNotPastDueMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:NonaccrualCommercialLoansMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancialAssetNotPastDueMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:NonaccrualCommercialLoansMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancialAssetPastDueMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:FinancialAssetNotPastDueMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:ConstructionLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:ConstructionLoansMember2020-12-310000712537us-gaap:ConstructionLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537fcf:NonaccrualCommercialLoansMemberus-gaap:ConstructionLoansMember2020-12-310000712537us-gaap:ConstructionLoansMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:FinancialAssetNotPastDueMemberus-gaap:ConstructionLoansMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberfcf:NonaccrualCommercialLoansMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:SeniorLienMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberfcf:NonaccrualCommercialLoansMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:SeniorLienMemberus-gaap:FinancialAssetNotPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberfcf:NonaccrualCommercialLoansMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:FinancialAssetNotPastDueMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonaccrualCommercialLoansMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberfcf:NonaccrualCommercialLoansMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMembersrt:MultifamilyMemberus-gaap:FinancialAssetNotPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonaccrualCommercialLoansMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetPastDueMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonaccrualCommercialLoansMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetPastDueMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:ConsumerLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537fcf:NonaccrualCommercialLoansMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:ConsumerLoanMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:FinancialAssetNotPastDueMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537fcf:NonaccrualCommercialLoansMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:FinancialAssetNotPastDueMemberus-gaap:AutomobileLoanMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2020-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2020-12-310000712537us-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537fcf:NonaccrualCommercialLoansMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2020-12-310000712537us-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:FinancialAssetNotPastDueMemberus-gaap:ConsumerLoanMemberfcf:ConsumerCreditCardsMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMemberfcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:NonaccrualCommercialLoansMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMemberus-gaap:FinancialAssetPastDueMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:FinancialAssetNotPastDueMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310000712537us-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310000712537us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2020-12-310000712537fcf:NonaccrualCommercialLoansMember2020-12-310000712537us-gaap:FinancialAssetPastDueMember2020-12-310000712537us-gaap:FinancialAssetNotPastDueMember2020-12-310000712537us-gaap:ConsumerLoanMember2021-01-012021-12-310000712537fcf:NonaccrualCommercialLoansMember2021-12-310000712537fcf:NonaccrualCommercialLoansMember2020-12-310000712537fcf:NonaccrualCommercialLoansMember2021-01-012021-12-310000712537fcf:NonaccrualCommercialLoansMember2019-01-012019-12-310000712537fcf:NonaccrualCommercialLoansMember2020-01-012020-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember2021-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember2021-01-012021-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMemberfcf:TimeAndDemandLoansMember2021-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMemberfcf:TimeAndDemandLoansMember2021-01-012021-12-310000712537fcf:RealEstateConstructionWithNoRelatedAllowanceMember2021-12-310000712537fcf:RealEstateConstructionWithNoRelatedAllowanceMember2021-01-012021-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMember2021-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMember2021-01-012021-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMemberus-gaap:SeniorLienMember2021-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMemberus-gaap:SeniorLienMember2021-01-012021-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMemberus-gaap:JuniorLienMember2021-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMemberus-gaap:JuniorLienMember2021-01-012021-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMember2021-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMember2021-01-012021-12-310000712537srt:MultifamilyMemberfcf:CommercialRealEstateWithNoRelatedAllowanceMember2021-12-310000712537srt:MultifamilyMemberfcf:CommercialRealEstateWithNoRelatedAllowanceMember2021-01-012021-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537fcf:LoansToIndividualsWithNoRelatedAllowanceMember2021-12-310000712537fcf:LoansToIndividualsWithNoRelatedAllowanceMember2021-01-012021-12-310000712537us-gaap:AutomobilesMemberfcf:LoansToIndividualsWithNoRelatedAllowanceMember2021-12-310000712537us-gaap:AutomobilesMemberfcf:LoansToIndividualsWithNoRelatedAllowanceMember2021-01-012021-12-310000712537fcf:OtherConsumerLoansMemberfcf:LoansToIndividualsWithNoRelatedAllowanceMember2021-12-310000712537fcf:OtherConsumerLoansMemberfcf:LoansToIndividualsWithNoRelatedAllowanceMember2021-01-012021-12-310000712537fcf:WithNoRelatedAllowanceMember2021-12-310000712537fcf:WithNoRelatedAllowanceMember2021-01-012021-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember2021-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember2021-01-012021-12-310000712537fcf:TimeAndDemandLoansMemberfcf:CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember2021-12-310000712537fcf:TimeAndDemandLoansMemberfcf:CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember2021-01-012021-12-310000712537fcf:RealEstateConstructionWithRelatedAllowanceMember2021-12-310000712537fcf:RealEstateConstructionWithRelatedAllowanceMember2021-01-012021-12-310000712537fcf:ResidentialRealEstateWithRelatedAllowanceMember2021-12-310000712537fcf:ResidentialRealEstateWithRelatedAllowanceMember2021-01-012021-12-310000712537us-gaap:SeniorLienMemberfcf:ResidentialRealEstateWithRelatedAllowanceMember2021-12-310000712537us-gaap:SeniorLienMemberfcf:ResidentialRealEstateWithRelatedAllowanceMember2021-01-012021-12-310000712537us-gaap:JuniorLienMemberfcf:ResidentialRealEstateWithRelatedAllowanceMember2021-12-310000712537us-gaap:JuniorLienMemberfcf:ResidentialRealEstateWithRelatedAllowanceMember2021-01-012021-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMember2021-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMember2021-01-012021-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMembersrt:MultifamilyMember2021-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMembersrt:MultifamilyMember2021-01-012021-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMember2021-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMember2021-01-012021-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMemberus-gaap:AutomobilesMember2021-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMemberus-gaap:AutomobilesMember2021-01-012021-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMemberfcf:OtherConsumerLoansMember2021-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMemberfcf:OtherConsumerLoansMember2021-01-012021-12-310000712537fcf:WithRelatedAllowanceMember2021-12-310000712537fcf:WithRelatedAllowanceMember2021-01-012021-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember2020-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember2020-01-012020-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMemberfcf:TimeAndDemandLoansMember2020-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMemberfcf:TimeAndDemandLoansMember2020-01-012020-12-310000712537fcf:RealEstateConstructionWithNoRelatedAllowanceMember2020-12-310000712537fcf:RealEstateConstructionWithNoRelatedAllowanceMember2020-01-012020-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMember2020-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMember2020-01-012020-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMemberus-gaap:SeniorLienMember2020-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMemberus-gaap:SeniorLienMember2020-01-012020-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMemberus-gaap:JuniorLienMember2020-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMemberus-gaap:JuniorLienMember2020-01-012020-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMember2020-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMember2020-01-012020-12-310000712537srt:MultifamilyMemberfcf:CommercialRealEstateWithNoRelatedAllowanceMember2020-12-310000712537srt:MultifamilyMemberfcf:CommercialRealEstateWithNoRelatedAllowanceMember2020-01-012020-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537fcf:LoansToIndividualsWithNoRelatedAllowanceMember2020-12-310000712537fcf:LoansToIndividualsWithNoRelatedAllowanceMember2020-01-012020-12-310000712537us-gaap:AutomobilesMemberfcf:LoansToIndividualsWithNoRelatedAllowanceMember2020-12-310000712537us-gaap:AutomobilesMemberfcf:LoansToIndividualsWithNoRelatedAllowanceMember2020-01-012020-12-310000712537fcf:OtherConsumerLoansMemberfcf:LoansToIndividualsWithNoRelatedAllowanceMember2020-12-310000712537fcf:OtherConsumerLoansMemberfcf:LoansToIndividualsWithNoRelatedAllowanceMember2020-01-012020-12-310000712537fcf:WithNoRelatedAllowanceMember2020-12-310000712537fcf:WithNoRelatedAllowanceMember2020-01-012020-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember2020-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember2020-01-012020-12-310000712537fcf:TimeAndDemandLoansMemberfcf:CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember2020-12-310000712537fcf:TimeAndDemandLoansMemberfcf:CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember2020-01-012020-12-310000712537fcf:RealEstateConstructionWithRelatedAllowanceMember2020-12-310000712537fcf:RealEstateConstructionWithRelatedAllowanceMember2020-01-012020-12-310000712537fcf:ResidentialRealEstateWithRelatedAllowanceMember2020-12-310000712537fcf:ResidentialRealEstateWithRelatedAllowanceMember2020-01-012020-12-310000712537us-gaap:SeniorLienMemberfcf:ResidentialRealEstateWithRelatedAllowanceMember2020-12-310000712537us-gaap:SeniorLienMemberfcf:ResidentialRealEstateWithRelatedAllowanceMember2020-01-012020-12-310000712537us-gaap:JuniorLienMemberfcf:ResidentialRealEstateWithRelatedAllowanceMember2020-12-310000712537us-gaap:JuniorLienMemberfcf:ResidentialRealEstateWithRelatedAllowanceMember2020-01-012020-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMember2020-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMember2020-01-012020-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMembersrt:MultifamilyMember2020-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMembersrt:MultifamilyMember2020-01-012020-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMember2020-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMember2020-01-012020-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMemberus-gaap:AutomobilesMember2020-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMemberus-gaap:AutomobilesMember2020-01-012020-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMemberfcf:OtherConsumerLoansMember2020-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMemberfcf:OtherConsumerLoansMember2020-01-012020-12-310000712537fcf:WithRelatedAllowanceMember2020-12-310000712537fcf:WithRelatedAllowanceMember2020-01-012020-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberfcf:CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember2019-01-012019-12-310000712537fcf:RealEstateConstructionWithNoRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberfcf:RealEstateConstructionWithNoRelatedAllowanceMember2019-01-012019-12-310000712537fcf:ResidentialRealEstateWithNoRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberfcf:ResidentialRealEstateWithNoRelatedAllowanceMember2019-01-012019-12-310000712537fcf:CommercialRealEstateWithNoRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberfcf:CommercialRealEstateWithNoRelatedAllowanceMember2019-01-012019-12-310000712537fcf:LoansToIndividualsWithNoRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberfcf:LoansToIndividualsWithNoRelatedAllowanceMember2019-01-012019-12-310000712537fcf:WithNoRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberfcf:WithNoRelatedAllowanceMember2019-01-012019-12-310000712537fcf:CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberfcf:CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember2019-01-012019-12-310000712537fcf:RealEstateConstructionWithRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberfcf:RealEstateConstructionWithRelatedAllowanceMember2019-01-012019-12-310000712537fcf:ResidentialRealEstateWithRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberfcf:ResidentialRealEstateWithRelatedAllowanceMember2019-01-012019-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:CommercialRealEstateWithRelatedAllowanceMemberfcf:AcquiredLoansMember2019-01-012019-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:LoansToIndividualsWithRelatedAllowanceMemberfcf:AcquiredLoansMember2019-01-012019-12-310000712537fcf:WithRelatedAllowanceMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:WithRelatedAllowanceMemberfcf:AcquiredLoansMember2019-01-012019-12-310000712537fcf:OriginatedLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMember2019-01-012019-12-310000712537fcf:ImpairedLoansMember2021-12-310000712537fcf:ImpairedLoansMember2020-12-310000712537us-gaap:ReserveForOffBalanceSheetActivitiesMemberfcf:ImpairedLoansMember2021-12-310000712537us-gaap:ReserveForOffBalanceSheetActivitiesMemberfcf:ImpairedLoansMember2020-12-310000712537fcf:TotalDeferralsStillInForbearanceMember2021-12-310000712537us-gaap:CommercialLoanMember2021-01-012021-12-31fcf:Contract0000712537us-gaap:CommercialLoanMemberus-gaap:ExtendedMaturityMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:ContractualInterestRateReductionMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMemberfcf:ContractualPaymentModificationMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMember2021-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:ExtendedMaturityMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMemberus-gaap:ContractualInterestRateReductionMemberfcf:TimeAndDemandLoansMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMemberfcf:ContractualPaymentModificationMemberfcf:TimeAndDemandLoansMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2021-12-310000712537us-gaap:ResidentialRealEstateMember2021-01-012021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:ExtendedMaturityMember2021-01-012021-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:ResidentialRealEstateMember2021-01-012021-12-310000712537fcf:ContractualPaymentModificationMemberus-gaap:ResidentialRealEstateMember2021-01-012021-12-310000712537us-gaap:ResidentialRealEstateMember2021-12-310000712537us-gaap:SeniorLienMemberus-gaap:ResidentialRealEstateMember2021-01-012021-12-310000712537us-gaap:SeniorLienMemberus-gaap:ResidentialRealEstateMemberus-gaap:ExtendedMaturityMember2021-01-012021-12-310000712537us-gaap:SeniorLienMemberus-gaap:ContractualInterestRateReductionMemberus-gaap:ResidentialRealEstateMember2021-01-012021-12-310000712537us-gaap:SeniorLienMemberfcf:ContractualPaymentModificationMemberus-gaap:ResidentialRealEstateMember2021-01-012021-12-310000712537us-gaap:SeniorLienMemberus-gaap:ResidentialRealEstateMember2021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2021-01-012021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:ExtendedMaturityMember2021-01-012021-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2021-01-012021-12-310000712537fcf:ContractualPaymentModificationMemberus-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2021-01-012021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2021-12-310000712537us-gaap:CommercialRealEstateMember2021-01-012021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMember2021-01-012021-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:CommercialRealEstateMember2021-01-012021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:ContractualPaymentModificationMember2021-01-012021-12-310000712537us-gaap:CommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:ContractualPaymentModificationMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:ContractualPaymentModificationMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-01-012021-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537us-gaap:ConsumerLoanMember2021-01-012021-12-310000712537us-gaap:ExtendedMaturityMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000712537fcf:ContractualPaymentModificationMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000712537us-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000712537us-gaap:AutomobilesMemberus-gaap:ExtendedMaturityMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000712537us-gaap:AutomobilesMemberfcf:ContractualPaymentModificationMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000712537us-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2021-12-310000712537us-gaap:ExtendedMaturityMember2021-01-012021-12-310000712537us-gaap:ContractualInterestRateReductionMember2021-01-012021-12-310000712537fcf:ContractualPaymentModificationMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:ExtendedMaturityMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:ContractualInterestRateReductionMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMemberfcf:ContractualPaymentModificationMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMemberus-gaap:ExtendedMaturityMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMemberus-gaap:ContractualInterestRateReductionMemberfcf:TimeAndDemandLoansMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMemberfcf:ContractualPaymentModificationMemberfcf:TimeAndDemandLoansMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:ResidentialRealEstateMember2020-01-012020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:ExtendedMaturityMember2020-01-012020-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:ResidentialRealEstateMember2020-01-012020-12-310000712537fcf:ContractualPaymentModificationMemberus-gaap:ResidentialRealEstateMember2020-01-012020-12-310000712537us-gaap:ResidentialRealEstateMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:ResidentialRealEstateMember2020-01-012020-12-310000712537us-gaap:SeniorLienMemberus-gaap:ResidentialRealEstateMemberus-gaap:ExtendedMaturityMember2020-01-012020-12-310000712537us-gaap:SeniorLienMemberus-gaap:ContractualInterestRateReductionMemberus-gaap:ResidentialRealEstateMember2020-01-012020-12-310000712537us-gaap:SeniorLienMemberfcf:ContractualPaymentModificationMemberus-gaap:ResidentialRealEstateMember2020-01-012020-12-310000712537us-gaap:SeniorLienMemberus-gaap:ResidentialRealEstateMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2020-01-012020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMemberus-gaap:ExtendedMaturityMember2020-01-012020-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2020-01-012020-12-310000712537fcf:ContractualPaymentModificationMemberus-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2020-01-012020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2020-12-310000712537us-gaap:CommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMember2020-01-012020-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:CommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:ContractualPaymentModificationMember2020-01-012020-12-310000712537us-gaap:CommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:ContractualPaymentModificationMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:ContractualPaymentModificationMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:ConsumerLoanMember2020-01-012020-12-310000712537us-gaap:ExtendedMaturityMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000712537fcf:ContractualPaymentModificationMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000712537us-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000712537us-gaap:AutomobilesMemberus-gaap:ExtendedMaturityMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000712537us-gaap:AutomobilesMemberfcf:ContractualPaymentModificationMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000712537us-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:ExtendedMaturityMember2020-01-012020-12-310000712537us-gaap:ContractualInterestRateReductionMember2020-01-012020-12-310000712537fcf:ContractualPaymentModificationMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMember2019-01-012019-12-310000712537us-gaap:CommercialLoanMemberus-gaap:ExtendedMaturityMember2019-01-012019-12-310000712537us-gaap:CommercialLoanMemberus-gaap:ContractualInterestRateReductionMember2019-01-012019-12-310000712537us-gaap:CommercialLoanMemberfcf:ContractualPaymentModificationMember2019-01-012019-12-310000712537us-gaap:CommercialLoanMember2019-12-310000712537us-gaap:ResidentialRealEstateMember2019-01-012019-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:ExtendedMaturityMember2019-01-012019-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:ResidentialRealEstateMember2019-01-012019-12-310000712537fcf:ContractualPaymentModificationMemberus-gaap:ResidentialRealEstateMember2019-01-012019-12-310000712537us-gaap:ResidentialRealEstateMember2019-12-310000712537us-gaap:CommercialRealEstateMember2019-01-012019-12-310000712537us-gaap:CommercialRealEstateMemberus-gaap:ExtendedMaturityMember2019-01-012019-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:CommercialRealEstateMember2019-01-012019-12-310000712537us-gaap:CommercialRealEstateMemberfcf:ContractualPaymentModificationMember2019-01-012019-12-310000712537us-gaap:CommercialRealEstateMember2019-12-310000712537us-gaap:ConsumerLoanMember2019-01-012019-12-310000712537us-gaap:ExtendedMaturityMemberus-gaap:ConsumerLoanMember2019-01-012019-12-310000712537us-gaap:ContractualInterestRateReductionMemberus-gaap:ConsumerLoanMember2019-01-012019-12-310000712537fcf:ContractualPaymentModificationMemberus-gaap:ConsumerLoanMember2019-01-012019-12-310000712537us-gaap:ConsumerLoanMember2019-12-310000712537us-gaap:ExtendedMaturityMember2019-01-012019-12-310000712537us-gaap:ContractualInterestRateReductionMember2019-01-012019-12-310000712537fcf:ContractualPaymentModificationMember2019-01-012019-12-310000712537us-gaap:CommercialLoanMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMember2019-01-012019-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2020-01-012020-12-310000712537us-gaap:ResidentialRealEstateMember2021-01-012021-12-310000712537us-gaap:ResidentialRealEstateMember2020-01-012020-12-310000712537us-gaap:ResidentialRealEstateMember2019-01-012019-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2021-01-012021-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2020-01-012020-12-310000712537us-gaap:ConsumerLoanMember2021-01-012021-12-310000712537us-gaap:ConsumerLoanMember2020-01-012020-12-310000712537us-gaap:ConsumerLoanMember2019-01-012019-12-310000712537us-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000712537us-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000712537us-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2021-01-012021-12-310000712537us-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2021-12-310000712537us-gaap:ConstructionLoansMember2020-12-310000712537us-gaap:ConstructionLoansMember2021-01-012021-12-310000712537us-gaap:ConstructionLoansMember2021-12-310000712537srt:MultifamilyMemberus-gaap:CommercialRealEstateMember2020-12-310000712537srt:MultifamilyMemberus-gaap:CommercialRealEstateMember2021-01-012021-12-310000712537srt:MultifamilyMemberus-gaap:CommercialRealEstateMember2021-12-310000712537fcf:ConsumerCreditCardsMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:ConsumerCreditCardsMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000712537fcf:ConsumerCreditCardsMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2021-01-012021-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialLoanMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:ConstructionLoansMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:ResidentialRealEstateMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:SeniorLienMemberus-gaap:ResidentialRealEstateMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialRealEstateMember2021-12-310000712537fcf:TotalLoansMembersrt:MultifamilyMemberus-gaap:CommercialRealEstateMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:TotalLoansMemberus-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:TotalLoansMemberfcf:ConsumerCreditCardsMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:TotalLoansMemberfcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2021-12-310000712537fcf:TotalLoansMember2021-12-310000712537us-gaap:CommercialLoanMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2019-12-310000712537us-gaap:CommercialLoanMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberfcf:TimeAndDemandLoansMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2019-12-310000712537us-gaap:CommercialLoanMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberfcf:CommercialCreditCardsMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2020-01-012020-12-310000712537us-gaap:ConstructionLoansMember2019-12-310000712537srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:ConstructionLoansMember2020-12-310000712537us-gaap:ConstructionLoansMember2020-01-012020-12-310000712537srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:ResidentialRealEstateMember2020-12-310000712537us-gaap:SeniorLienMemberus-gaap:ResidentialRealEstateMember2019-12-310000712537us-gaap:SeniorLienMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:ResidentialRealEstateMember2020-12-310000712537us-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2019-12-310000712537srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2020-12-310000712537srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialRealEstateMember2020-12-310000712537srt:MultifamilyMemberus-gaap:CommercialRealEstateMember2019-12-310000712537srt:MultifamilyMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialRealEstateMember2020-12-310000712537srt:MultifamilyMemberus-gaap:CommercialRealEstateMember2020-01-012020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2019-12-310000712537srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2019-12-310000712537srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:ConsumerLoanMember2020-12-310000712537us-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2019-12-310000712537us-gaap:AutomobilesMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:ConsumerCreditCardsMemberus-gaap:ConsumerLoanMember2019-12-310000712537srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberfcf:ConsumerCreditCardsMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:ConsumerCreditCardsMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2019-12-310000712537fcf:OtherConsumerLoansMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2020-01-012020-12-310000712537srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialLoanMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialLoanMemberfcf:TimeAndDemandLoansMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialLoanMemberfcf:CommercialCreditCardsMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:ConstructionLoansMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:ResidentialRealEstateMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:SeniorLienMemberus-gaap:ResidentialRealEstateMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:ResidentialRealEstateMemberus-gaap:JuniorLienMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialRealEstateMember2020-12-310000712537fcf:TotalLoansMembersrt:MultifamilyMemberus-gaap:CommercialRealEstateMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialRealEstateMemberfcf:NonownerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:CommercialRealEstateMemberfcf:OwnerOccupiedCommercialRealEstateMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:TotalLoansMemberus-gaap:AutomobilesMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:TotalLoansMemberfcf:ConsumerCreditCardsMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:TotalLoansMemberfcf:OtherConsumerLoansMemberus-gaap:ConsumerLoanMember2020-12-310000712537fcf:TotalLoansMember2020-12-310000712537us-gaap:CommercialLoanMemberfcf:OriginatedLoansMember2018-12-310000712537us-gaap:ConstructionLoansMemberfcf:OriginatedLoansMember2018-12-310000712537us-gaap:ResidentialRealEstateMemberfcf:OriginatedLoansMember2018-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OriginatedLoansMember2018-12-310000712537us-gaap:ConsumerLoanMemberfcf:OriginatedLoansMember2018-12-310000712537fcf:OriginatedLoansMember2018-12-310000712537us-gaap:CommercialLoanMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537us-gaap:ConstructionLoansMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537us-gaap:ResidentialRealEstateMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537us-gaap:ConsumerLoanMemberfcf:OriginatedLoansMember2019-01-012019-12-310000712537us-gaap:CommercialLoanMemberfcf:OriginatedLoansMember2019-12-310000712537us-gaap:ConstructionLoansMemberfcf:OriginatedLoansMember2019-12-310000712537us-gaap:ResidentialRealEstateMemberfcf:OriginatedLoansMember2019-12-310000712537us-gaap:CommercialRealEstateMemberfcf:OriginatedLoansMember2019-12-310000712537us-gaap:ConsumerLoanMemberfcf:OriginatedLoansMember2019-12-310000712537fcf:OriginatedLoansMember2019-12-310000712537fcf:AcquiredLoansMemberus-gaap:CommercialLoanMember2018-12-310000712537fcf:AcquiredLoansMemberus-gaap:ConstructionLoansMember2018-12-310000712537fcf:AcquiredLoansMemberus-gaap:ResidentialRealEstateMember2018-12-310000712537fcf:AcquiredLoansMemberus-gaap:CommercialRealEstateMember2018-12-310000712537fcf:AcquiredLoansMemberus-gaap:ConsumerLoanMember2018-12-310000712537fcf:AcquiredLoansMember2018-12-310000712537fcf:AcquiredLoansMemberus-gaap:CommercialLoanMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberus-gaap:ConstructionLoansMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberus-gaap:ResidentialRealEstateMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberus-gaap:CommercialRealEstateMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberus-gaap:ConsumerLoanMember2019-01-012019-12-310000712537fcf:AcquiredLoansMemberus-gaap:CommercialLoanMember2019-12-310000712537fcf:AcquiredLoansMemberus-gaap:ConstructionLoansMember2019-12-310000712537fcf:AcquiredLoansMemberus-gaap:ResidentialRealEstateMember2019-12-310000712537fcf:AcquiredLoansMemberus-gaap:CommercialRealEstateMember2019-12-310000712537fcf:AcquiredLoansMemberus-gaap:ConsumerLoanMember2019-12-310000712537fcf:AcquiredLoansMember2019-12-310000712537us-gaap:CommitmentsToExtendCreditMember2021-12-310000712537us-gaap:CommitmentsToExtendCreditMember2020-12-310000712537us-gaap:FinancialStandbyLetterOfCreditMember2021-12-310000712537us-gaap:FinancialStandbyLetterOfCreditMember2020-12-310000712537us-gaap:PerformanceGuaranteeMember2021-12-310000712537us-gaap:PerformanceGuaranteeMember2020-12-310000712537fcf:CommercialLettersOfCreditMember2021-12-310000712537fcf:CommercialLettersOfCreditMember2020-12-310000712537fcf:UnusedCommitmentsAndLettersOfCreditMember2021-12-310000712537fcf:UnusedCommitmentsAndLettersOfCreditMember2020-12-310000712537us-gaap:LandMember2021-12-310000712537us-gaap:LandMember2020-12-310000712537us-gaap:BuildingImprovementsMembersrt:MinimumMember2021-01-012021-12-310000712537us-gaap:BuildingImprovementsMembersrt:MaximumMember2021-01-012021-12-310000712537us-gaap:BuildingImprovementsMember2021-12-310000712537us-gaap:BuildingImprovementsMember2020-12-310000712537us-gaap:PropertySubjectToOperatingLeaseMembersrt:MinimumMember2021-01-012021-12-310000712537srt:MaximumMemberus-gaap:PropertySubjectToOperatingLeaseMember2021-01-012021-12-310000712537us-gaap:PropertySubjectToOperatingLeaseMember2021-12-310000712537us-gaap:PropertySubjectToOperatingLeaseMember2020-12-310000712537srt:MinimumMemberus-gaap:LeaseholdImprovementsMember2021-01-012021-12-310000712537srt:MaximumMemberus-gaap:LeaseholdImprovementsMember2021-01-012021-12-310000712537us-gaap:LeaseholdImprovementsMember2021-12-310000712537us-gaap:LeaseholdImprovementsMember2020-12-310000712537fcf:FurnitureAndEquipmentMembersrt:MinimumMember2021-01-012021-12-310000712537fcf:FurnitureAndEquipmentMembersrt:MaximumMember2021-01-012021-12-310000712537fcf:FurnitureAndEquipmentMember2021-12-310000712537fcf:FurnitureAndEquipmentMember2020-12-310000712537srt:MinimumMemberus-gaap:ComputerSoftwareIntangibleAssetMember2021-01-012021-12-310000712537srt:MaximumMemberus-gaap:ComputerSoftwareIntangibleAssetMember2021-01-012021-12-310000712537us-gaap:ComputerSoftwareIntangibleAssetMember2021-12-310000712537us-gaap:ComputerSoftwareIntangibleAssetMember2020-12-310000712537fcf:PremisesAndEquipmentMember2021-01-012021-12-310000712537fcf:PremisesAndEquipmentMember2020-01-012020-12-310000712537