FBC


Line plots across dimensions of each concept
Line plots across concepts
Tables

Table of contents



us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets
us-gaap:ConsolidatedEntities

us-gaap:CapitalToRiskWeightedAssets
us-gaap:ConsolidatedEntities

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxExpenseBenefit
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:InterestAndFeeIncomeLoansAndLeases

us-gaap:InterestExpense

us-gaap:InterestIncomeExpenseNet
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:NetIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
us-gaap:ConsolidationItems
us-gaap:Revenues
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets
us-gaap:ConsolidatedEntities
us-gaap:SubsequentEventType

us-gaap:Liabilities
us-gaap:ConsolidatedEntities

us-gaap:LiabilitiesAndStockholdersEquity
us-gaap:ConsolidatedEntities

us-gaap:StockholdersEquity
us-gaap:ConsolidatedEntities
us-gaap:StatementEquityComponents

us-gaap:TierOneRiskBasedCapital
us-gaap:ConsolidatedEntities

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:ConsolidatedEntities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:PropertyPlantAndEquipmentByType
us-gaap:PropertyPlantAndEquipmentGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssets
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:ConsolidatedEntities
us-gaap:FairValueByAssetClass

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:StockholdersEquity
us-gaap:ConsolidatedEntities
us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital
us-gaap:ConsolidatedEntities

us-gaap:RetainedEarningsAccumulatedDeficit
us-gaap:ConsolidatedEntities

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:ConsolidatedEntities

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividends

us-gaap:Dividends
us-gaap:StatementEquityComponents
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:IncomeTaxAuthority

fbc:AverageAssets
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

fbc:AverageLoansWithGovernmentGuarantees
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:BusinessAcquisition
fbc:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableEntitySharesIssuedPerAcquireeShare
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

fbc:DepositFeesandCharges
us-gaap:FairValueByMeasurementFrequency
fbc:FairValueGainLossOnLoansAndLeases
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

fbc:FederalHomeLoanBankAdvancesActivityForPeriodMaximumOutstandingAtAnyMonthEnd

fbc:FederalHomeLoanBankAdvancesAverageUnusedBorrowingCapacity
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
fbc:GainLossOnForeclosedAssets

fbc:GainLossOnSalesOfMortgageServicingRights

fbc:IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestAndOverheadAllocations
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

fbc:IncreaseDecreaseInRepurchaseOption

fbc:IncrementalCommonSharesAttributabletoSharebasedPaymentArrangementsPerShare
us-gaap:ConsolidationItems
fbc:IndirectOverheadAllocation
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

fbc:InterestRetainedInFinancialInstrumentsOwnedMortgages

fbc:LoanAdministrationIncome

fbc:LoanAdministrationIncomeExpense
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

fbc:LoanFeesAndCharges
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

fbc:MortgageServicingRightsResultingFromSaleOrSecuritizationOfLoans

fbc:NetReturnOnMortgageServicingAsset
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

fbc:NoninterestIncomeOtherOperatingIncomeLoss

fbc:OccupancyAndEquipmentExpense

fbc:OtherComprehensiveIncomeLossAvailableforsaleSecuritiesAdjustmentandOtherthanTemporaryImpairmentLossesNetofTaxPortionAttributabletoParent
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation
fbc:OtherServicingChargesGeneratedbyServicingFinancialAssetsAmount

fbc:ReceiptDisbursementOfLoansServicedFinancingActivities
us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk
fbc:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactofOtherthan10or20PercentAdverseChangeinOptionAdjustedSpreadPercent
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation
fbc:ServicingAssetatFairValueIncomeAmount
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation
fbc:ServicingAssetatFairValueNetTransactionCosts
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation
fbc:SubservicingAssetAtFairValueChargesOnSubservicedEscrowBalances
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation
fbc:SubservicingAssetatFairValueIncomeAmount

fbc:TransferOfPortfolioLoansAndLeasesToHeldForSaleLoans

fbc:TransferofPortfolioLoansandLeasestoHeldforsaleLoansNotSold
us-gaap:DerivativeInstrumentRisk
us-gaap:ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation
us-gaap:ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation

us-gaap:EmployeeBenefitsAndShareBasedCompensation
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation
us-gaap:FairValueOptionChangesInFairValueGainLoss1

us-gaap:FederalDepositInsuranceCorporationPremiumExpense

us-gaap:FederalHomeLoanBankAdvancesActivityForYearAverageBalanceOfAgreementsOutstanding

us-gaap:FederalHomeLoanBankAdvancesActivityForYearAverageInterestRateForYear

us-gaap:FeesAndCommissionsMortgageBankingAndServicing

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableModificationsPreModificationRecordedInvestment2
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableSignificantPurchases
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableSignificantSales
us-gaap:FinancialInstrumentPerformanceStatus
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation
us-gaap:GainLossOnOilAndGasHedgingActivity

us-gaap:GainLossOnSaleOfOtherAssets

us-gaap:GainLossOnSalesOfLoansNet
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:FairValueByMeasurementFrequency
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:ImpairedFinancingReceivableInterestIncomeCashBasisMethod

us-gaap:ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill

us-gaap:IncreaseDecreaseInDeposits

us-gaap:IncreaseDecreaseInLoansFromOtherFederalHomeLoanBanks

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InterestAndDividendIncomeOperating

us-gaap:InterestAndDividendIncomeSecurities

us-gaap:InterestExpenseDeposits

us-gaap:InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm

us-gaap:InterestExpenseOther

us-gaap:InterestExpenseShortTermBorrowings

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:LaborAndRelatedExpense
us-gaap:LitigationCase
us-gaap:LitigationSettlementAmountAwardedToOtherParty

us-gaap:LoanProcessingFee
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:LitigationCase
us-gaap:LossContingencyAccrualCarryingValuePeriodIncreaseDecrease
us-gaap:LitigationCase
us-gaap:LossContingencyAccrualPayments

us-gaap:NoninterestExpense
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:NoninterestExpenseCommissionExpense
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:NoninterestIncome
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:NoninterestIncomeOtherOperatingIncome
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementEquityComponents
us-gaap:OciBeforeReclassificationsBeforeTaxAttributableToParent
us-gaap:StatementEquityComponents
us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherInterestAndDividendIncome

us-gaap:OtherNoninterestExpense
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:PaymentsForOriginationAndPurchasesOfLoansHeldForSale

us-gaap:PaymentsForProceedsFromFederalHomeLoanBankStock

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherLoansAndLeases

us-gaap:PaymentsForProceedsFromProductiveAssets

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt

us-gaap:PaymentsToAcquireMortgageServicingRightsMSR

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProceedsFromSaleOfLoansAndLeasesHeldForInvestment

us-gaap:ProceedsFromSaleOfLoansHeldForSale

us-gaap:ProceedsFromSaleOfMortgageServicingRightsMSR

us-gaap:ProfessionalFees

us-gaap:ProvisionForLoanLeaseAndOtherLosses
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:ProvisionForLoanLossesExpensed
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
fbc:DepositByType
us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:RepaymentsOfOtherLongTermDebt
us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk
us-gaap:SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOfOtherThan10Or20PercentAdverseChangeInPrepaymentSpeedPercent
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtFairValueAdditions
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtFairValueDisposals
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtFairValueOtherChangesInFairValue
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtFairValuePeriodIncreaseDecrease
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
us-gaap:CounterpartyName, us-gaap:SubsequentEventType
us-gaap:StockRepurchasedDuringPeriodValue

us-gaap:TransferOfPortfolioLoansAndLeasesToHeldForSale1

fbc:AverageLoansHeldForSale
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
fbc:BankOwnedLifeInsuranceFairValueDisclosure
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
fbc:CommercialLoansFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

fbc:ContractualMaturitiesTimeDeposits250000orMore12MonthsThrough24Months

fbc:ContractualMaturitiesTimeDeposits250000orMoreSixMonthsThrough12Months

fbc:ContractualMaturitiesTimeDeposits250000orMoreThreeMonthsThroughSixMonths

fbc:ContractualMaturitiesTimeDeposits250000orMoreThreeMonthsorLess

fbc:ContractualMaturitiesTimeDeposits250000orMoreafter24Months

fbc:DeferredTaxAssetsLeaseLiability

fbc:DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsGeneralBusinessReserves

fbc:DeferredTaxAssetsTaxDeferredExpensesReservesAndAccrualsProvisionForLoanLossesTemporaryDifferenceNotExpectedToReverseThereforeNotIncludedInDeferredTaxAsset

fbc:DeferredTaxLiabilitiesDeferredExpenseStateAndLocalTaxes

fbc:DeferredTaxLiabilitiesMarkToMarketAdjustments

fbc:DeferredTaxLiabilitiesRightofuseAssets

fbc:DerivativeCollateralRightToReclaimCashMaintenanceMargin

fbc:DerivativeCollateralRighttoReclaimCashCashCollateral
us-gaap:HedgingDesignation
fbc:DerivativeCollateralRighttoReclaimCashIrrespectiveofPosition

fbc:FairValueOptionContractualPrincipalOutstandingAssets
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancialInstrument
fbc:FairValueOptionContractualPrincipalOutstandingLiabilities

fbc:FairValueOptionLoansHeldforInvestment

fbc:FederalHomeLoanBankAdvanceMaturityAfterYearFour
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
fbc:FinancingReceivableExcludingLoansMeasuredAtFairValueOption
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanToValue

fbc:FinancingReceivableModificationsLoansandLeasesReceivableAllowance
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
fbc:FirstMortgageLoansFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
fbc:ImpairedFinancingReceivableFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

fbc:InvestmentAssetsPercentageofTotal
us-gaap:ConsolidatedEntities
fbc:InvestmentInSubsidiaries

fbc:LetterofCreditReserveAmount
us-gaap:Range, us-gaap:TitleOfIndividual
fbc:LiabilityForPaymentsInExchangeOfSupplementalEmployeeRetirementPlan
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
fbc:LitigationSettlementFairValueDisclosure
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
fbc:LitigationSettlementatFairValueAmount
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
fbc:LoansHeldforInvestmentFairValueDisclosure
us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:MeasurementInputType
fbc:LoansHeldforinvestmentMeasurementInput

fbc:LoansRepurchasedWithGovernmentGuarantees
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
fbc:LoansRepurchasedWithGovernmentGuaranteesFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

fbc:NumberOfBranches
us-gaap:SubsequentEventType

fbc:RepresentationAndWarrantyReserve

fbc:RepurchaseOption

fbc:SegmentReportingInformationAverageDeposits
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

fbc:SegmentReportingInformationAverageLoansHeldForInvestment
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk
fbc:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof10PercentAdverseChangeinOptionAdjustedSpread
us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk
fbc:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof20PercentAdverseChangeinOptionAdjustedSpread
us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk
fbc:SensitivityAnalysisofFairValuesTransferorsInterestsinTransferredFinancialAssetsImpactofOtherthan10or20PercentAdverseChangeinOtherAssumptionPerLoan

fbc:TierOneCommonEquity
us-gaap:ConsolidatedEntities

fbc:TierOneCommonEquityRequiredforCapitalAdequacy
us-gaap:ConsolidatedEntities

fbc:TierOneCommonEquityRequiredforCapitalAdequacytoRiskWeightedAssets
us-gaap:ConsolidatedEntities

fbc:TierOneCommonEquityRequiredtoBeWellCapitalized
us-gaap:ConsolidatedEntities

fbc:TierOneCommonEquityRequiredtoBeWellCapitalizedtoRiskWeightedAssets
us-gaap:ConsolidatedEntities

fbc:TierOneCommonEquitytoRiskWeightedAssets
us-gaap:ConsolidatedEntities

fbc:TimeDeposits250000orMore
us-gaap:StatementScenario, us-gaap:UnusualOrInfrequentItem
fbc:UnemploymentRate
us-gaap:BalanceSheetLocation, us-gaap:InformationByCategoryOfDebtSecurity, us-gaap:InvestmentType
us-gaap:AccruedInvestmentIncomeReceivable

us-gaap:AdvancesFromFederalHomeLoanBanks

us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment

us-gaap:AssetsSoldUnderAgreementsToRepurchaseRepurchaseLiability

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:Capital
us-gaap:ConsolidatedEntities

us-gaap:CapitalRequiredForCapitalAdequacy
us-gaap:ConsolidatedEntities

us-gaap:CapitalRequiredForCapitalAdequacyToRiskWeightedAssets
us-gaap:ConsolidatedEntities

us-gaap:CapitalRequiredToBeWellCapitalized
us-gaap:ConsolidatedEntities

us-gaap:CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
us-gaap:ConsolidatedEntities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

us-gaap:CashAndDueFromBanks
us-gaap:DerivativeInstrumentRisk
us-gaap:ClosedPortfolioAndBeneficialInterestLastOfLayerAmortizedCost

us-gaap:CommonStockValueOutstanding
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateEffectivePercentage
us-gaap:FinancialInstrument
us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger
us-gaap:FinancialInstrument
us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months
us-gaap:FinancialInstrument
us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleMaturityAfter10YearsWeightedAverageYield

us-gaap:DebtSecuritiesAvailableForSaleMaturityAfterFiveThroughTenYearsWeightedAverageYield

us-gaap:DebtSecuritiesAvailableForSaleMaturityAfterOneThroughFiveYearsWeightedAverageYield

us-gaap:DebtSecuritiesAvailableForSaleMaturityWithinOneYearWeightedAverageYield
us-gaap:Collateral
us-gaap:DebtSecuritiesAvailableForSaleRestricted

us-gaap:DebtSecuritiesHeldToMaturityMaturityAfter10YearsWeightedAverageYield

us-gaap:DebtSecuritiesHeldToMaturityMaturityAfterFiveThroughTenYearsWeightedAverageYield

us-gaap:DebtSecuritiesHeldToMaturityMaturityAfterOneThroughFiveYearsWeightedAverageYield

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses

us-gaap:DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts

us-gaap:DeferredTaxLiabilitiesMortgageServicingRights

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
fbc:DepositByType
us-gaap:DemandDepositAccounts

us-gaap:Deposits
fbc:DepositByType
fbc:DepositByType, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:DepositsFairValueDisclosure
fbc:DepositByType, us-gaap:FairValueByMeasurementBasis
fbc:DepositByType
us-gaap:DepositsMoneyMarketDeposits
fbc:DepositByType
us-gaap:DepositsSavingsDeposits

us-gaap:DerivativeAssetCollateralObligationToReturnCashOffset
us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:MeasurementInputType
us-gaap:DerivativeAssetMeasurementInput
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeAssetNotionalAmount
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeCollateralObligationToReturnCash
us-gaap:HedgingDesignation

us-gaap:DerivativeCollateralRightToReclaimCash
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeAsset
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis
us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeLiability
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis
us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeLiabilityNotionalAmount
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:HedgingDesignation
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementBasis
us-gaap:FinancialInstrument
us-gaap:FairValueOptionAggregateDifferencesLongTermDebtInstruments

us-gaap:FairValueOptionLoansHeldAsAssets90DaysOrMorePastDue

us-gaap:FairValueOptionLoansHeldAsAssetsAggregateDifference
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment

us-gaap:FederalHomeLoanBankAdvancesCurrent

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd
us-gaap:ShortTermDebtType

us-gaap:FederalHomeLoanBankAdvancesLongTerm

us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromOneToTwoYearsOfBalanceSheetDate

us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromThreeToFourYearsOfBalanceSheetDate

us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate

us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryDueInNextRollingTwelveMonths
us-gaap:ShortTermDebtType

us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryDueInRemainderOfFiscalYear

us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FederalHomeLoanBankBorrowingsFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

us-gaap:FederalHomeLoanBankStock

us-gaap:FinancingReceivableAllowanceForCreditLosses
fbc:LoanType
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableModificationsRecordedInvestment
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanToValue
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanToValue
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedInCurrentFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanToValue
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanToValue
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanToValue
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanToValue

us-gaap:FinancingReceivableRecordedInvestmentCurrent
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableRecordedInvestmentPastDue
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableRevolving
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanToValue
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableRevolvingConvertedToTermLoan
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanToValue

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextRollingTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:ForeclosedAssets
us-gaap:MortgageLoansOnRealEstateDescriptionTypeOfProperty
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementBasis, us-gaap:HedgingDesignation
us-gaap:HedgedAssetFairValueHedge
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgedAssetFairValueHedgeCumulativeIncreaseDecrease
us-gaap:DerivativeInstrumentRisk
us-gaap:HedgedAssetFairValueHedgeLastOfLayerAmount
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:HeldToMaturitySecurities
us-gaap:FinancialInstrument

us-gaap:HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument
us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount

us-gaap:HeldToMaturitySecuritiesFairValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis
us-gaap:FinancialInstrument

us-gaap:InterestBearingDepositLiabilities

us-gaap:InterestBearingDepositsInBanks

us-gaap:InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:InvestmentInFederalHomeLoanBankStockFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

us-gaap:JuniorSubordinatedNotes
us-gaap:DebtInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:LiabilitiesFairValueDisclosure
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:LoansHeldForSaleFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:LoansPledgedAsCollateral
us-gaap:BalanceSheetLocation
us-gaap:Collateral

us-gaap:LoansReceivableFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:LoansReceivableHeldForSaleAmount
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:LoansReceivableHeldForSaleNetNotPartOfDisposalGroup
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:LongTermDebtFairValue
us-gaap:FairValueByMeasurementBasis
us-gaap:FinancialInstrument

us-gaap:LossContingencyAccrualAtCarryingValue
us-gaap:LitigationCase

us-gaap:NoninterestBearingDepositLiabilities

us-gaap:NotesReceivableGross

us-gaap:NotesReceivableNet

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:OtherAssetsFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

us-gaap:OtherLiabilities
us-gaap:ConsolidatedEntities
us-gaap:FairValueByLiabilityClass

us-gaap:OtherLiabilitiesFairValueDisclosure

us-gaap:OtherLongTermDebt
us-gaap:ConsolidatedEntities

us-gaap:OtherRealEstateAndForeclosedAssets
us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:MeasurementInputType
us-gaap:OtherRealEstateOwnedMeasurementInput

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:RealEstateAcquiredThroughForeclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:SeniorNotes
us-gaap:DebtInstrument
us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk
us-gaap:SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf10PercentAdverseChangeInOtherAssumption
us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk
us-gaap:SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf10PercentAdverseChangeInPrepaymentSpeed
us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk
us-gaap:SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf20PercentAdverseChangeInOtherAssumption
us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk
us-gaap:SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf20PercentAdverseChangeInPrepaymentSpeed
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:ServicingAsset

us-gaap:ServicingAssetAtFairValueAmount
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
us-gaap:FinancialInstrument
us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:MeasurementInputType
us-gaap:ServicingAssetMeasurementInput
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShortTermBorrowings
us-gaap:DebtInstrument
us-gaap:SubordinatedDebt

us-gaap:TierOneLeverageCapital
us-gaap:ConsolidatedEntities

us-gaap:TierOneLeverageCapitalRequiredForCapitalAdequacy
us-gaap:ConsolidatedEntities

us-gaap:TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets
us-gaap:ConsolidatedEntities

us-gaap:TierOneLeverageCapitalRequiredToBeWellCapitalized
us-gaap:ConsolidatedEntities

us-gaap:TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:LitigationCase

us-gaap:TierOneLeverageCapitalToAverageAssets
us-gaap:ConsolidatedEntities

us-gaap:TierOneRiskBasedCapitalRequiredForCapitalAdequacy
us-gaap:ConsolidatedEntities

us-gaap:TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets
us-gaap:ConsolidatedEntities

us-gaap:TierOneRiskBasedCapitalRequiredToBeWellCapitalized
us-gaap:ConsolidatedEntities

us-gaap:TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
us-gaap:ConsolidatedEntities
fbc:DepositByType
us-gaap:TimeDeposits
us-gaap:FinancialInstrument
us-gaap:UnusedCommitmentsToExtendCredit

Plots across concepts


IncomeStatement
Comprehensive Income Net Of Tax
Expenses
Allocated Share Based Compensation Expense
Balance Sheet
Operating Lease Liability
Assets
Operating Lease Right Of Use Asset
Current Assets
Cash And Cash Equivalents At Carrying Value
NonCurrent Assets
Operating Lease Right Of Use Asset
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInInvestingActivities
Payments For Proceeds From Other Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
BanksAndOrInsurance
Derivative Asset Collateral Obligation To Return Cash Offset
AssetsBanks
Cash And Due From Banks
LiabilitiesBanks
Short Term Borrowings

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁53.53666953.297803NA57.37980957.12370657.189923NA57.11079657.06182257.590272NA58.33259858.25857758.314385NA58.18659358.13893858.072563NA57.93380657.7512357.600984NA57.20750357.16507256.775039NA56.249356.82210256.194184NA56.54108956.4190.056415NA0.0562330.5618210.055662NA0.0554490.553946NANANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁52.76386852.675562NA57.03274656.79064256.655865NA56.48449956.44607756.897799NA57.6003657.49171457.356654NA57.16202557.10181656.921605NA56.58023856.57479656.513715NA56.43602656.43602656.385454NA56.249356.23045856.194184NA56.09637656.0540.055974NA0.0558020.5574060.055662NA0.0554490.553946NANANANANA
us-gaap:EarningsPerShareBasic ▇▇▇█▇▆▇▇▇▆▇▇▇▆▆▆▆▆▆▇▆▆▆▆▆▆▆▆▆▅▇▆▇▆▅▇▆▆▅▆▆▆▃▆▆▁2.782.832.863.92.040.81.011.121.080.640.940.840.860.61-0.790.710.720.470.50.980.670.560.450.70.690.430.07-0.610.33-1.512.790.161.110.33-1.751.370.15-0.02-1.41-0.03-0.14-0.06-7.39-0.15-0.63-10.54
us-gaap:EarningsPerShareDiluted ▇▇▇█▇▇▇▇▇▆▇▇▇▆▆▆▆▆▆▇▆▆▆▆▆▆▆▆▆▅▇▆▇▆▅▇▆▆▅▆▆▆▃▆▆▁2.742.82.833.882.030.81.01.111.060.630.930.830.850.6-0.790.70.710.460.490.960.660.540.440.690.680.430.07-0.610.33-1.512.770.161.10.33-1.751.360.15-0.02-1.41-0.03-0.14-0.06-7.39-0.15-0.63-10.54
us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets █▇▇▇▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁1.256e-051.1449999999999999e-051.023e-051.0300000000000001e-051.03e-071.052e-071.083e-071.081e-071.073e-071.1509999999999999e-071.2540000000000002e-071.3039999999999998e-071.286e-071.29e-071.363e-071.3719999999999998e-071.465e-071.4699999999999998e-071.512e-071.398e-071.889e-071.967e-071.898e-072.032e-071.997e-072.126e-072.254e-072.2839999999999998e-072.3749999999999998e-072.3619999999999998e-072.682e-072.657e-072.3730000000000001e-07NA1.59e-07NANANA1.537e-07NANANANANANANA
us-gaap:CapitalToRiskWeightedAssets ██▇▇▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁1.413e-051.318e-051.1890000000000001e-051.13e-051.13e-071.118e-071.152e-071.154e-071.1509999999999999e-071.249e-071.363e-071.4199999999999997e-071.4039999999999999e-071.414e-071.49e-071.499e-071.592e-071.598e-071.641e-071.526e-072.019e-072.097e-072.0280000000000002e-072.164e-072.13e-072.261e-072.3849999999999997e-072.414e-072.505e-072.493e-072.811e-072.785e-072.501e-07NA1.7180000000000002e-07NANANA1.6639999999999998e-07NANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AllocatedShareBasedCompensationExpense ▄▄4.04.0NA6.04.03.0NA4.03.03.0NA4.02.02.0NA2.02.04.0NANANANANANANANANANANA1.0NA1.1NA1.5NA1.81.81.7NA1.81.9NANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▆▇▇█▆▅▄▅▅▄▄▄▄▄▂▄▄▄▄▄▄▄▄▄▄▄▃▂▄▁▆▃▅▄▁▅▅▃▁▃▂138.0156.0155.0222.0131.076.054.076.084.052.049.038.048.021.0-53.041.038.028.041.056.039.026.023.051.030.046.419.707-34.70333.532-74.789152.64517.71368.84724.609-92.42770.79489.4946.677-78.91-13.198-60.764NA-184.061-14.098NANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments ▇▇▇█▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▄▄▅▃▁▄▅▅▃▅▅▄▃▄▃▄▂▄▃▃190.0194.0205.0295.0148.056.069.078.075.044.066.060.062.044.051.060.060.040.042.087.069.060.045.071.074.049.715.504-37.93537.406-118.419-248.45614.49261.09523.607-88.57760.7387.887-7.309-74.901-9.216-69.904-26.7-185.277-17.896-92.316-77.22
us-gaap:IncomeTaxExpenseBenefit ▇▇▇█▇▇▇▇▇▇▇▇▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▁▇▇▇▇▆▇▇▇▇▇▇▇▇▇▇43.045.051.073.032.010.011.015.014.08.012.012.012.09.096.020.019.013.014.030.022.021.012.024.028.018.24.428-10.30311.892-39.996-410.3620.22-6.1080.04.235-20.380.50.00.2640.2640.2640.2642.1040.00.00.0
us-gaap:InterestAndFeeIncomeLoansAndLeases ▇███▇▇█▇▇▆▆▆▅▅▄▄▃▃▃▃▂▂▂▂▂▁▁▁▁▁▁▂▂▃▄▄▄▄▄▄▃▃▄▄▄186.0196.0197.0190.0180.0181.0196.0185.0177.0155.0159.0161.0145.0130.0127.0120.0108.091.092.090.082.084.079.077.074.065.561.26964.0661.9158.66864.16575.63381.73191.95112.464114.158115.611113.908116.788109.96698.155102.115120.7121.834115.953NA
us-gaap:InterestExpense ▂▂▂▃▃▅▆▅▆▅▃▅▅▄▄▄▃▃▂▃▂▂▂▂▂▂▁▁▁▁▃▃▄▄▄▄▄▄▅▅▅▅▆▇██15.019.023.026.033.053.061.057.060.054.029.059.052.046.041.037.032.027.024.026.022.022.019.018.017.014.410.90110.7319.4888.1530.6336.12237.96239.32141.47446.66347.44548.15850.28254.41156.73758.60763.87682.10387.61788.523
us-gaap:InterestIncomeExpenseNet ████▇▆▆▆▆▅▆▅▄▄▄▄▄▃▃▃▃▃▃▃▃▂▂▂▂▂▁▁▁▂▃▃▃▃▃▂▁▂▂▁▁▁183.0189.0189.0180.0168.0148.0152.0146.0138.0126.0152.0124.0115.0106.0107.0103.097.083.087.080.077.079.076.073.073.064.961.30264.36362.42558.20141.20342.68547.09655.66973.94173.07975.47874.73375.86365.61451.32452.57366.13651.20449.55343.77
us-gaap:NetIncomeLoss ▇▇▇█▆▅▅▅▅▅▅▅▅▅▃▅▅▅▅▅▅▅▅▅▅▅▄▄▅▃▇▄▅▅▃▆▆▄▃▄▃▄▁▄▃▃147.0149.0154.0222.0116.046.058.063.061.036.054.048.050.035.0-45.040.041.027.028.057.047.039.033.047.046.031.511.076-27.63225.514-78.423161.90614.27267.20323.607-92.81281.1187.387-7.309-75.165-9.48-70.168-26.964-187.381-17.896-92.316-77.22
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic NA149.0NANANANANANANANANANANANANANANANA28.057.047.039.033.047.046.031.511.076-27.63225.514-78.906160.45712.82362.18518.644-97.60476.21282.596-8.716-78.182-14.199-74.888-31.674-192.069-22.586-97.006NA
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax ▄█▆▅▄▄▅▅▅▅▁▅▆█▆▅-8.017.05.00.0-6.0-4.00.00.00.00.0-23.0-1.07.015.05.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:IntersegmentElimination,fbc:CommunityBankingSegment█▆▅▄▁▅▅▅▅▅▅▅▅▅45.014.01.0-22.0-69.0-6.0-1.0-6.0-8.0-4.02.01.0-1.0-1.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:IntersegmentElimination,fbc:MortgageServicing███▇▇▆▆▆▆▆▅▅▅▅▅▅▄▅▆▅▆▅▁▁▃▄▅▅▅11.012.012.010.09.08.07.06.06.06.05.05.04.05.05.05.03.05.06.05.06.05.0-4.0-5.0-1.03.04.04.04.0NANANANANANANANANANANANANANANANANA
us-gaap:SellingGeneralAndAdministrativeExpense ▆▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▆▅▅▇▅▅▅▅▅▅▁█▆▆▇▆▆▆▆▆▆26.057.033.021.034.028.026.026.023.022.021.018.015.019.023.022.020.017.013.013.013.010.013.013.015.011.910.79650.2547.3917.89512.92711.45310.37111.513-111.77383.45634.77737.75267.67426.55720.05720.43121.56721.75619.621NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets ▇▇█▇▇▇▅▅▄▄▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁▂▂▂▃▃▃▂▂▂▂27065.029449.031038.029476.027468.026805.023266.022048.020206.019445.018531.018697.018130.017736.016912.016880.015965.015361.014053.014273.013723.013737.013715.012519.012139.011571.09839.8519625.419933.1149611.3539407.30111807.81512735.01713094.1514082.01214899.22214368.44614042.34913637.47313734.02912662.812NA13643.504NANANA
us-gaap:Liabilities ▇▇█▇▇▇▆▅▅▄▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁▂▂▂▃▃▃▃▃▃▂24567.027091.028837.027281.025497.024963.021478.020314.018550.017871.016961.017179.016655.016309.015513.015429.014557.013990.012717.012987.012124.012179.012186.011015.010688.010151.08467.038273.8058547.448260.0737981.42710535.4611481.28211910.12212922.6513648.62313190.09712954.92812557.75712574.6911488.372NA12383.841NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▇▇█▇▇▇▅▅▄▄▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁▂▂▂▃▃▃▂▂▂▂27065.029449.031038.029476.027468.026805.023266.022048.020206.019445.018531.018697.018130.017736.016912.016880.015965.015361.014053.014273.013723.013737.013715.012519.012139.011571.09839.8519625.419933.1149611.3539407.30111807.81512735.01713094.1514082.01214899.22214368.44614042.34913637.47313734.02912662.812NA13643.504NANANA
us-gaap:StockholdersEquity █▇▇▇▅▅▅▄▄▃▃▃▃▃▃▃▃▃▂▂▄▃▃▃▃▃▃▂▃▂▃▂▂▂▁▂▂▁▁▁▂▂▂▁▁2498.02358.02201.02195.01971.01842.01788.01734.01656.01574.01570.01518.01475.01427.01399.01451.01408.01371.01336.01286.01599.01558.01529.01504.01451.01420.01372.8211351.6051385.6741351.281425.8741272.3551253.7351184.0281159.3621250.5991178.3491087.4211079.7161159.3391174.441237.0221259.6631060.7291076.361NA
us-gaap:TierOneRiskBasedCapital █▇▇▆▅▅▄▄▃▃▃▃▃▃▃▂▂▂▂▁▃▃▂▂▂▂▁▁▁▁▂▂▂2562.02423.02270.02256.02021.01879.01720.01668.01561.01520.01505.01540.01525.01475.01442.01423.01408.01277.01256.01225.01514.01453.01435.01393.01309.01257.01167.4221134.4291188.9361139.811257.6081402.4231390.582NA1295.841NANANA1215.22NANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CashAndCashEquivalentsAtCarryingValue ▂▂▂▁▁▂▂▂▂▂▂▁▂▁▁▁▁▁▁▁▁▃▁▁▁▁▁▁▁▁▁██▇▃▃▄▃▃▃▃▅▃▃▃345.0449.0623.0280.0227.0342.0426.0353.0319.0390.0408.0264.0359.0243.0204.0233.0183.0161.0158.0174.0184.0724.0208.0195.0246.0241.4136.014106.84202.535219.197280.5052551.112704.4432230.686952.7931003.3971270.389757.948731.058902.798757.8831715.019953.5341013.133755.118NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▄▅█▃▂▄▅▄▃▄▅▂▄▂▁▂▁▁▁375.0480.0654.0307.0265.0386.0456.0388.0353.0418.0432.0284.0376.0260.0223.0256.0210.0194.0208.0NANANA238.0NANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType fbc:ComputerEquipmentAndSoftwareNANA410.0NANANA372.0NANANA366.0NANANA300.0NANANA256.0NANANA214.0NANANA179.578NANANA156.104NANANA159.908NANANA128.543NANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType fbc:FixedAssetsInProgressNANA43.0NANANA40.0NANANA37.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType fbc:FurnitureFixturesAndOfficeEquipmentNANA66.0NANANA68.0NANANA57.0NANANA63.0NANANA61.0NANANA61.0NANANA66.693NANANA66.09NANANA67.029NANANA71.306NANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType fbc:RightOfUseAssetNANA23.0NANANA22.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:AssetsLeasedToOthersNANA19.0NANANA36.0NANANA50.0NANANA40.0NANANA4.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingAndBuildingImprovementsNANA195.0NANANA191.0NANANA185.0NANANA159.0NANANA153.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandNANA68.0NANANA73.0NANANA74.0NANANA61.0NANANA59.0NANANA58.0NANANA65.527NANANA66.253NANANA66.206NANANA64.095NANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LeaseholdImprovementsNANA10.0NANANA9.0NANANA10.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA442.0NANANA395.0NANANA342.0NANANA293.0NANANA258.0NANANA232.0NANANA218.737NANANA195.482NANANA203.006NANANA188.209NANANANANANANA
us-gaap:PropertyPlantAndEquipmentNet ▇▇▇███████▇▆▆▆▅▅▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▃▂374.0393.0392.0410.0410.0413.0416.0417.0415.0414.0390.0360.0355.0348.0330.0314.0299.0277.0275.0271.0259.0256.0250.0243.0240.0241.0237.942238.261235.202233.195231.35229.117227.771223.276219.059211.981209.126206.573203.578250.674244.565NA232.203NANANA
us-gaap:IntangibleAssetsNetIncludingGoodwill ▆▇▇▇▇▇▇▇███▃▃▃▁152.0155.0157.0160.0164.0167.0170.0174.0178.0182.0190.070.071.072.021.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredTaxAssetsLiabilitiesNet NANA62.0NANANA66.068.071.090.0103.0111.0119.0130.0136.0248.0266.0273.0286.0305.0333.0352.0364.0372.0400.0416.0442.349449.575435.217451.392414.681300.3308.1334.2341.9309.1348.2NA383.8NANANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset NANA23.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA8.0NANANA7.0NANANA6.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA5.0NANANA5.0NANANA4.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA3.0NANANA3.0NANANA2.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA2.0NANANA1.0NANANA1.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA1.0NANANA2.0NANANA3.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity █▇▇▇▅▅▅▄▄▃▃▃▃▃▃▃▃▃▂▂▄▃▃▃▃▃▃▂▃▂▃▂▂▂▁▂▂▁▁▁▂▂▂▁▁2498.02358.02201.02195.01971.01842.01788.01734.01656.01574.01570.01518.01475.01427.01399.01451.01408.01371.01336.01286.01599.01558.01529.01504.01451.01420.01372.8211351.6051385.6741351.281425.8741272.3551253.7351184.0281159.3621250.5991178.3491087.4211079.7161159.3391174.441237.0221259.6631060.7291076.361NA
us-gaap:AdditionalPaidInCapital ▁▁▁▇▇▇▆▆▆▆██████▇█▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆1356.01350.01346.01493.01488.01487.01483.01481.01477.01476.01522.01519.01514.01514.01512.01511.01509.01510.01503.01494.01491.01489.01486.01484.01482.01483.01482.4651480.9551480.3211479.4591479.2651478.3911477.4841476.6241476.5691470.3551468.905NA1466.461NANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit █▇▇▆▅▅▅▅▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁▂▁▁▁▁▁1096.0953.0807.0655.0436.0323.0303.0247.0186.0128.094.040.0-8.0-58.0-98.0-53.0-93.0-134.0-161.0-189.0-141.0-188.0-227.0-260.0-307.0-354.0-385.244-396.32-368.687-394.201-315.295-475.752-488.575-554.329-576.498-482.27-561.963-647.932-639.216-561.035-546.836NA-440.274NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▇██▇▇▆▄▅▄▂▁▁▂▂▃▄▄▄▄▃▃▃▄▅▅▆▅▄▅▄▄▅▄▄▄▄▅▅▄▄▄45.054.047.046.046.031.01.05.0-8.0-31.0-47.0-42.0-32.0-30.0-16.0-8.0-9.0-6.0-7.0-20.0-19.0-11.02.012.08.023.08.38-0.256.821-1.197-4.8314.4290.988-0.656-1.658-2.0428.2746.167-7.819-4.074-0.356NA-16.165NANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▃▁6.04.03.0NA1.0-4.02.0NA1.04.0-7.05.00.02.01.02.0-1.03.03.03.02.03.01.02.0-0.30.31.510.6350.8620.1950.8740.9070.860.0571.191.4561.4351.0280.915NANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▇▅▆▄▆▆▂▃▃▃▁▂▂▂▁▁▃▂▃▄▅▅▅▆▄▅▅▅▅▄█▇█▇▆▇▆▇▇▇█▆▇-357.0-320.0-2038.0-1263.0-3213.0-1515.0-1383.0-5660.0-5324.0-4716.0-4376.0-7153.0-5629.0-6220.0-6052.0-7281.0-6734.0-5224.0-6232.0-4975.0-3279.0-1874.0-2480.0-2021.0-1635.2-3410.8-2371.263-2207.924-1758.152-1807.631-3022.266803.825607.4271415.076494.888-729.487344.782-499.998129.086-9.723-323.484795.79-507.951126.458NANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▄▄▃▃▅▁▃▆▆▆██▇█▇██▆█▆▅▅▄▄▃▄▄▅▄▄▅▂▃▃▃▃▂▃▂▂▂▃▃▂1691.01984.01065.0255.03442.0-1776.0307.03992.04566.03823.06557.06567.05427.06056.05969.06469.06187.03869.06452.04415.02850.02484.01272.01676.01113.21823.82189.4242402.371500.4181416.843194.02-124.349271.518820.786261.971193.1-4.333101.104-862.134-842.248-325.124545.345417.1088.37NANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▂▂▆▅▄█▅▆▅▅▂▅▄▄▄▅▅▆▄▅▄▄▆▄▅▆▄▄▄▄▁▃▄▃▃▄▄▅▅▅▄▃▄▄-1439.0-1838.01320.01050.0-350.03221.01144.01703.0693.0879.0-2033.0494.0318.0201.054.0862.0569.01358.0-236.0550.0-111.0-94.01221.0294.0526.61692.4211.013-290.141241.072329.483-2442.359-832.809-405.188-957.969-807.463269.395171.992425.784561.308996.886-308.528-579.6531.244123.187NANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▂▁█▄▂▂▄▄▂▃▅-105.0-174.0347.042.0-121.0-70.068.035.0-65.0-14.0148.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▇▅▆▄▆▆▂▃▃▃▁▂▂▂▁▁▃▂▃▄▅▅▅▆▄▅▅▅▅▄█▇█▇▆▇▆▇▇▇█▆▇-357.0-320.0-2038.0-1263.0-3213.0-1515.0-1383.0-5660.0-5324.0-4716.0-4376.0-7153.0-5629.0-6220.0-6052.0-7281.0-6734.0-5224.0-6232.0-4975.0-3279.0-1874.0-2480.0-2021.0-1635.2-3410.8-2371.263-2207.924-1758.152-1807.631-3022.266803.825607.4271415.076494.888-729.487344.782-499.998129.086-9.723-323.484795.79-507.951126.458NANA
us-gaap:NetIncomeLoss ▇▇▇█▆▅▅▅▅▅▅▅▅▅▃▅▅▅▅▅▅▅▅▅▅▅▄▄▅▃▇▄▅▅▃▆▆▄▃▄▃▄▁▄▃▃147.0149.0154.0222.0116.046.058.063.061.036.054.048.050.035.0-45.040.041.027.028.057.047.039.033.047.046.031.511.076-27.63225.514-78.423161.90614.27267.20323.607-92.81281.1187.387-7.309-75.165-9.48-70.168-26.964-187.381-17.896-92.316-77.22
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▄▄▃▃▅▁▃▆▆▆██▇█▇██▆█▆▅▅▄▄▃▄▄▅▄▄▅▂▃▃▃▃▂▃▂▂▂▃▃▂1691.01984.01065.0255.03442.0-1776.0307.03992.04566.03823.06557.06567.05427.06056.05969.06469.06187.03869.06452.04415.02850.02484.01272.01676.01113.21823.82189.4242402.371500.4181416.843194.02-124.349271.518820.786261.971193.1-4.333101.104-862.134-842.248-325.124545.345417.1088.37NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▂▂▆▅▄█▅▆▅▅▂▅▄▄▄▅▅▆▄▅▄▄▆▄▅▆▄▄▄▄▁▃▄▃▃▄▄▅▅▅▄▃▄▄-1439.0-1838.01320.01050.0-350.03221.01144.01703.0693.0879.0-2033.0494.0318.0201.054.0862.0569.01358.0-236.0550.0-111.0-94.01221.0294.0526.61692.4211.013-290.141241.072329.483-2442.359-832.809-405.188-957.969-807.463269.395171.992425.784561.308996.886-308.528-579.6531.244123.187NANA
us-gaap:PaymentsOfDividends █▆▄▆▆▆▄▄▆▄▁▁▁▁4.03.02.03.03.03.02.02.03.02.00.00.00.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Dividends █▄▁4.03.02.0NA3.03.02.0NA3.02.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument fbc:SubordinatedNotesMaturingIn2030NANA4.125e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType fbc:SubordinatedNotesMaturingIn2030,us-gaap:SubordinatedDebtNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value535357575757575758585858585857575757575656565656560.0564150.0562330.5618210.0556620.0554490.553946
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value525257565656565657575757575656565656565656565656560.0559740.0558020.5574060.0556620.0554490.553946
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2.782.832.863.92.040.81.011.121.080.640.940.840.860.61-0.790.710.720.470.50.980.670.560.450.70.690.430.07-0.610.33-1.512.790.161.110.33-1.751.370.15-0.02-1.41-0.03-0.14-0.06-7.39-0.15-0.63-10.54
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2.742.82.833.882.030.81.01.111.060.630.930.830.850.6-0.790.70.710.460.490.960.660.540.440.690.680.430.07-0.610.33-1.512.770.161.10.33-1.751.360.15-0.02-1.41-0.03-0.14-0.06-7.39-0.15-0.63-10.54
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Tier One Risk Based Capital To Risk Weighted Assets

us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets

us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312011-12-31
Value12.5611.4510.2310.30.1030.10520.10830.10810.10730.11510.12540.13040.12860.1290.13630.13720.14650.1470.15120.13980.18890.19670.18980.20320.19970.21260.22540.22840.23750.23620.26820.26570.23730.1590.1537
Percentage of TierOneRiskBasedCapitalToRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets us-gaap:ConsolidatedEntities

srt:Subsidiaries


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value12.0811.9310.7710.10.1010.10640.11040.11330.11230.12440.13120.13680.1446
Percentage of TierOneRiskBasedCapitalToRiskWeightedAssets96.2104.2105.398.198.1101.1101.9104.8104.7108.1104.6104.9106.1

Capital To Risk Weighted Assets

us-gaap:CapitalToRiskWeightedAssets

us-gaap:CapitalToRiskWeightedAssets


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312011-12-31
Value14.1313.1811.8911.30.1130.11180.11520.11540.11510.12490.13630.1420.14040.14140.1490.14990.15920.15980.16410.15260.20190.20970.20280.21640.2130.22610.23850.24140.25050.24930.28110.27850.25010.17180.1664
Percentage of CapitalToRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalToRiskWeightedAssets us-gaap:ConsolidatedEntities

srt:Subsidiaries


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value12.9212.9611.7511.10.110.1130.11730.12060.120.13420.14210.14840.1572
Percentage of CapitalToRiskWeightedAssets91.498.398.898.297.3101.1101.8104.5104.3107.4104.3104.5105.5

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312014-03-312013-09-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value4.04.06.04.03.04.03.03.04.02.02.02.02.04.01.01.11.51.81.81.71.81.9
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating2.01.92.92.01.52.01.51.72.21.21.31.41.63.61.51.41.61.51.51.41.51.8

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-09-30
Value138156155222131765476845249384821-53.0413828415639262351304619-34.70333-74.789152176824-92.42770896.677-78.91-13.198-60.764-184.061-14.098
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating69.775.073.1107.865.237.825.437.442.428.927.120.828.713.8-35.829.329.525.536.952.839.425.724.256.033.358.527.3-46.246.6-112.7212.522.580.925.9-80.159.172.85.4-62.6-11.0-56.2-141.6-10.6

Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value19019420529514856697875446660624451606040428769604571744915-37.93537-118.419-248.456146123-88.5776087-7.309-74.901-9.216-69.904-26.7-185.277-17.896-92.316-77.22
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating96.093.396.7143.273.627.932.438.437.924.436.532.837.128.934.542.946.536.437.882.169.759.447.478.082.262.721.5-50.552.0-178.5-345.918.471.824.9-76.750.771.5-5.9-59.4-7.7-64.7-24.0-142.5-13.4-67.3-58.4

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value434551733210.01115148.01212129.09620191314302221122428184.428-10.30311-39.996-410.3620.22-6.1080.04.235-20.380.50.00.2640.2640.2640.2642.1040.00.00.0
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.00.0
Percentage of InterestAndDividendIncomeOperating21.721.624.135.415.95.05.27.47.14.46.66.67.25.964.914.314.711.812.628.322.220.812.626.431.123.06.1-13.716.5-60.3-571.30.3-7.20.03.7-17.00.40.00.20.20.20.21.60.00.00.0

us-gaap:IncomeTaxExpenseBenefit us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-4.0-10.0-3.02.0-7.0-7.0-8.0-6.0
Percentage of IncomeTaxExpenseBenefit-9.3-22.2-5.92.7-21.9-70.0-72.7-40.0
Percentage of InterestAndDividendIncomeOperating-2.0-4.8-1.41.0-3.5-3.5-3.8-3.0
Percentage of InterestAndDividendIncomeOperating fbc:CorporateAndReconcilingItems0.00.00.00.00.00.00.00.0

us-gaap:IncomeTaxExpenseBenefit us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value26252315-3.06.08.08.0
Percentage of IncomeTaxExpenseBenefit60.555.645.120.5-9.460.072.753.3
Percentage of InterestAndDividendIncomeOperating13.112.010.87.3-1.53.03.83.9
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:CommunityBankingSegment0.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value18282753399.09.011
Percentage of IncomeTaxExpenseBenefit41.962.252.972.6121.990.081.873.3
Percentage of InterestAndDividendIncomeOperating9.113.512.725.719.44.54.25.4
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:MortgageOriginationSegment0.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, fbc:MortgageServicing


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value3.02.04.03.03.02.02.02.0
Percentage of IncomeTaxExpenseBenefit7.04.47.84.19.420.018.213.3
Percentage of InterestAndDividendIncomeOperating1.51.01.91.51.51.00.91.0
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:MortgageServicing0.00.00.00.00.00.00.00.0

Interest And Fee Income Loans And Leases

us-gaap:InterestAndFeeIncomeLoansAndLeases

us-gaap:InterestAndFeeIncomeLoansAndLeases


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value186196197190180181196185177155159161145130127120108919290828479777465616461586475819111211411511311610998102120121115
Percentage of InterestAndFeeIncomeLoansAndLeases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating93.994.292.992.289.690.092.091.189.486.187.888.086.885.585.885.783.782.782.984.982.883.283.284.682.282.684.985.386.188.489.396.096.196.897.495.394.192.792.691.690.891.892.891.484.5

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value151923263353615760542959524641373227242622221918171410109.4888.1530363739414647485054565863828788
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating7.69.110.812.616.426.428.628.130.330.016.032.231.130.327.726.424.824.521.624.522.221.820.019.818.918.215.114.313.212.342.645.844.641.435.939.038.639.239.945.352.552.749.161.663.966.9

Interest Income Expense Net

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestIncomeExpenseNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value183189189180168148152146138126152124115106107103978387807779767373646164625841424755737375747565515266514943
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating92.490.989.287.483.673.671.471.969.770.084.067.868.969.772.373.675.275.578.475.577.878.280.080.281.181.884.985.786.887.757.454.255.458.664.161.061.460.860.154.747.547.350.938.436.133.1

us-gaap:InterestIncomeExpenseNet us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-30
Value-27.0-27.0-34.0-32.0-25.0-2.0-1.0
Percentage of InterestIncomeExpenseNet-14.8-14.3-18.0-17.8-14.9-1.4-0.7
Percentage of InterestAndDividendIncomeOperating-13.6-13.0-16.0-15.5-12.4-1.0-0.5
Percentage of InterestAndDividendIncomeOperating fbc:CorporateAndReconcilingItems0.00.00.00.00.00.00.0

us-gaap:InterestIncomeExpenseNet us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value149156175158133104114105
Percentage of InterestIncomeExpenseNet81.482.592.687.879.270.375.071.9
Percentage of InterestAndDividendIncomeOperating75.375.082.576.766.251.753.551.7
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:CommunityBankingSegment0.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5856444956424237
Percentage of InterestIncomeExpenseNet31.729.623.327.233.328.427.625.3
Percentage of InterestAndDividendIncomeOperating29.326.920.823.827.920.919.718.2
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:MortgageOriginationSegment0.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, fbc:MortgageServicing


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value3.04.04.05.04.04.05.05.0
Percentage of InterestIncomeExpenseNet1.62.12.12.82.42.73.33.4
Percentage of InterestAndDividendIncomeOperating1.51.91.92.42.02.02.32.5
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:MortgageServicing0.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value147149154222116465863613654485035-45.0404127285747393347463111-27.63225-78.423161146723-92.8128187-7.309-75.165-9.48-70.168-26.964-187.381-17.896-92.316-77.22
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating74.271.672.6107.857.722.927.231.030.820.029.826.229.923.0-30.428.631.824.525.253.847.538.634.751.651.139.715.3-36.835.5-118.2225.418.179.024.9-80.467.771.1-5.9-59.6-7.9-64.9-24.3-144.1-13.4-67.3-58.4

us-gaap:NetIncomeLoss us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-30.0-61.0-49.0-47.0-32.0-18.0-16.0-19.0
Percentage of NetIncomeLoss-20.4-40.9-31.8-21.2-27.6-39.1-27.6-30.2
Percentage of InterestAndDividendIncomeOperating-15.2-29.3-23.1-22.8-15.9-9.0-7.5-9.4
Percentage of InterestAndDividendIncomeOperating fbc:CorporateAndReconcilingItems0.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value99959057-10.0223630
Percentage of NetIncomeLoss67.363.858.425.7-8.647.862.147.6
Percentage of InterestAndDividendIncomeOperating50.045.742.527.7-5.010.916.914.8
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:CommunityBankingSegment0.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value69107102199145362844
Percentage of NetIncomeLoss46.971.866.289.6125.078.348.369.8
Percentage of InterestAndDividendIncomeOperating34.851.448.196.672.117.913.121.7
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:MortgageOriginationSegment0.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, fbc:MortgageServicing


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value9.08.01113136.010.08.0
Percentage of NetIncomeLoss6.15.47.15.911.213.017.212.7
Percentage of InterestAndDividendIncomeOperating4.53.85.26.36.53.04.73.9
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:MortgageServicing0.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value1471491541164658613654485035-45.0404127285747393347463111-27.63225-78.423161146723-92.8118187-7.309-75.165-9.48
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0101.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating74.271.672.657.722.927.230.820.029.826.229.923.0-30.428.631.824.525.253.847.538.634.751.651.739.715.3-36.835.5-118.2225.418.179.024.9-80.467.771.1-5.9-59.6-7.9
Percentage of InterestAndDividendIncomeOperating us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2021-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value149285747393347463111-27.63225-78.906160126218-97.6047682-8.716-78.182-14.199-74.888-31.674-192.069-22.586-97.006
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating71.625.253.847.538.634.751.651.139.715.3-36.835.5-118.9223.416.373.119.6-84.663.667.2-7.1-62.0-11.8-69.3-28.5-147.7-16.9-70.7

Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-8.0175.00.0-6.0-4.00.00.00.00.0-23.0-1.07.0155.00.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax100.0100.0100.00.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.00.0
Percentage of InterestAndDividendIncomeOperating-4.08.22.40.0-3.0-2.00.00.00.00.0-12.7-0.54.29.93.40.0

Revenues

us-gaap:Revenues us-gaap:ConsolidationItems

us-gaap:Revenues

us-gaap:IntersegmentElimination


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value-55.0-24.0-11.0240.0-3.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues100.0100.0100.0100.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of InterestAndDividendIncomeOperating-27.8-11.5-5.211.70.0-1.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of InterestAndDividendIncomeOperating us-gaap:IntersegmentElimination0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Revenues us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IntersegmentElimination, fbc:CommunityBankingSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value45141.0-22.0-69.0-6.0-1.0-6.0-8.0-4.02.01.0-1.0-1.0
Percentage of Revenues-81.8-58.3-9.1-91.70.0200.00.00.00.00.00.00.00.00.0
Percentage of InterestAndDividendIncomeOperating22.76.70.5-10.7-34.3-3.0-0.5-3.0-4.0-2.21.10.5-0.6-0.7
Percentage of InterestAndDividendIncomeOperating us-gaap:IntersegmentElimination fbc:CommunityBankingSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, fbc:MortgageOriginationSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value-1.0-2.0-2.0-12.0-34.01.05.08.09.07.04.04.02.00.01.02.01.00.00.0-1.01.01.02215117.02.02.02.0
Percentage of Revenues1.88.318.2-50.00.0-33.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of InterestAndDividendIncomeOperating-0.5-1.0-0.9-5.8-16.90.52.33.94.53.92.22.21.20.00.71.40.80.00.0-0.91.01.023.216.512.28.82.82.72.8
Percentage of InterestAndDividendIncomeOperating us-gaap:IntersegmentElimination fbc:MortgageOriginationSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, fbc:MortgageServicing


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value11121210.09.08.07.06.06.06.05.05.04.05.05.05.03.05.06.05.06.05.0-4.0-5.0-1.03.04.04.04.0
Percentage of Revenues-20.0-50.0-109.141.70.0-266.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of InterestAndDividendIncomeOperating5.65.85.74.94.54.03.33.03.03.32.82.72.43.33.43.62.34.55.44.76.15.0-4.2-5.5-1.13.85.55.35.6
Percentage of InterestAndDividendIncomeOperating us-gaap:IntersegmentElimination fbc:MortgageServicing0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value26573321342826262322211815192322201713131310.01313151110507.3917.89512111011-111.77383343767262020212119
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating13.127.415.610.216.913.912.212.811.612.211.69.89.012.515.515.715.515.511.712.313.19.913.714.316.715.015.066.910.311.918.014.512.212.1-96.869.728.330.753.622.118.618.416.616.314.3

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-04-262021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value270658700029449310382947627468268052326622048202061944518531186971813017736169121688015965153611405314273137231373713715125191213911571983996259933961194071180712735130941408214899143681404213637137341266213643
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidatedEntities

srt:ParentCompany


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-31
Value2872231120891916
Percentage of Assets9.39.911.311.3
Percentage of Assets9.39.911.311.3
Percentage of Assets srt:ParentCompany100.0100.0100.0100.0

us-gaap:Assets us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Assetsus-gaap:
Period End2021-04-26
Value87000
Percentage of Assets100.0
Percentage of Assets100.0
Percentage of Assets us-gaap:SubsequentEvent100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2456727091288372728125497249632147820314185501787116961171791665516309155131542914557139901271712987121241217912186110151068810151846782738547826079811053511481119101292213648131901295412557125741148812383
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets90.892.092.992.692.893.192.392.191.891.991.591.991.992.091.791.491.291.190.591.088.388.788.988.088.087.786.086.086.085.984.889.290.291.091.891.691.892.392.191.690.790.8

us-gaap:Liabilities us-gaap:ConsolidatedEntities

srt:ParentCompany


Liabilitiesus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-31
Value671523519517
Percentage of Liabilities2.32.43.13.3
Percentage of Assets2.22.22.83.1
Percentage of Assets srt:ParentCompany23.422.624.827.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2706529449310382947627468268052326622048202061944518531186971813017736169121688015965153611405314273137231373713715125191213911571983996259933961194071180712735130941408214899143681404213637137341266213643
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilitiesAndStockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Liabilities
Period End2020-12-312019-12-312018-12-312017-12-31
Value2872231120891916
Percentage of LiabilitiesAndStockholdersEquity9.39.911.311.3
Percentage of Assets9.39.911.311.3
Percentage of Assets srt:ParentCompany100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value249823582201219519711842178817341656157415701518147514271399145114081371133612861599155815291504145114201372135113851351142512721253118411591250117810871079115911741237125910601076596472
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.28.07.17.47.26.97.77.98.28.18.58.18.18.08.38.68.88.99.59.011.711.311.112.012.012.314.014.014.014.115.210.89.89.08.28.48.27.77.98.49.30.09.20.00.00.00.0

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value2201178815701399
Percentage of StockholdersEquity100.0100.0100.0100.0
Percentage of Assets7.17.78.58.3
Percentage of Assets srt:ParentCompany76.677.475.273.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-31
Value10.017-5.0-10.0-10.0-4.00.00.00.00.00.02324172.0-3.0-3.01.0-3.0
Percentage of StockholdersEquity0.40.7-0.2-0.5-0.5-0.20.00.00.00.00.01.51.61.20.1-0.2-0.20.1-0.2
Percentage of Assets0.00.1-0.0-0.0-0.0-0.00.00.00.00.00.00.10.10.10.0-0.0-0.00.0-0.0
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-31
Value3537525656351.05.0-8.0-31.0-47.0-65.0-56.0-47.0-18.0-5.0-6.0-8.0-8.01721205.08.0-5.0
Percentage of StockholdersEquity1.41.62.42.62.81.90.10.3-0.5-2.0-3.0-4.3-3.8-3.3-1.3-0.3-0.4-0.6-0.61.31.31.30.30.6-0.4
Percentage of Assets0.10.10.20.20.20.10.00.0-0.0-0.2-0.3-0.3-0.3-0.3-0.1-0.0-0.0-0.1-0.10.10.20.10.00.1-0.1
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value4554474646311.05.0-8.0-31.0-47.0-42.0-32.0-30.0-16.0-8.0-9.0-6.0-7.0-20.0-19.0-11.02.0128.0238.38-0.2516.821-1.197-4.8314.4290.988-0.656-1.658-2.0428.2746.167-7.819-4.074-0.356-9.76-16.165-19.484-23.282-48.263-81.742
Percentage of StockholdersEquity1.82.32.12.12.31.70.10.3-0.5-2.0-3.0-2.8-2.2-2.1-1.1-0.6-0.6-0.4-0.5-1.6-1.2-0.70.10.80.61.60.6-0.00.5-0.1-0.30.30.1-0.1-0.1-0.20.70.6-0.7-0.4-0.0-0.8-1.3-1.8-2.2-8.1-17.3
Percentage of Assets0.20.20.20.20.20.10.00.0-0.0-0.2-0.3-0.2-0.2-0.2-0.1-0.0-0.1-0.0-0.0-0.1-0.1-0.10.00.10.10.20.1-0.00.1-0.0-0.10.00.0-0.0-0.0-0.00.10.0-0.1-0.0-0.00.0-0.10.00.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value135613501346149314881487148314811477147615221519151415141512151115091510150314941491148914861484148214821482148014801479147914781477147614761470146814671466146514641462146110791077447119
Percentage of StockholdersEquity54.357.361.268.075.580.782.985.489.293.896.9100.1102.6106.1108.1104.1107.2110.1112.5116.293.295.697.298.7102.1104.4108.0109.6106.8109.5103.7116.2117.8124.7127.4117.6124.7135.0135.8126.4124.7118.2116.0101.7100.175.025.4
Percentage of Assets5.04.64.35.15.45.56.46.77.37.68.28.18.48.58.99.09.59.810.710.510.910.810.811.912.212.815.115.414.915.415.712.511.611.310.59.910.210.510.810.711.60.010.70.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value1.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.00.60.5630.5630.5620.5620.5610.5610.5610.5610.5595.5835.5775.5715.5585.555.5425.5375.5331.5351.5330.4690.084
Percentage of StockholdersEquity0.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.00.00.00.00.00.00.00.00.00.00.40.50.50.50.50.50.40.40.10.10.10.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value10969538076554363233032471861289440-8.0-58.0-98.0-53.0-93.0-134.0-161.0-189.0-141.0-188.0-227.0-260.0-307.0-353.7-385.244-396.319-368.687-394.201-315.295-475.752-488.575-554.329-576.498-482.27-561.963-647.932-639.216-561.035-546.836-471.947-440.274-248.204-225.618-46.712434
Percentage of StockholdersEquity43.940.436.729.822.117.516.914.211.28.16.02.6-0.5-4.1-7.0-3.7-6.6-9.8-12.1-14.7-8.8-12.1-14.8-17.3-21.2-24.9-28.1-29.3-26.6-29.2-22.1-37.4-39.0-46.8-49.7-38.6-47.7-59.6-59.2-48.4-46.6-38.2-35.0-23.4-21.0-7.891.9
Percentage of Assets4.03.22.62.21.61.21.31.10.90.70.50.2-0.0-0.3-0.6-0.3-0.6-0.9-1.1-1.3-1.0-1.4-1.7-2.1-2.5-3.1-3.9-4.1-3.7-4.1-3.4-4.0-3.8-4.2-4.1-3.2-3.9-4.6-4.7-4.1-4.30.0-3.20.00.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Tier One Risk Based Capital

us-gaap:TierOneRiskBasedCapital

us-gaap:TierOneRiskBasedCapital


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312011-12-31
Value25622423227022562021187917201668156115201505154015251475144214231408127712561225151414531435139313091257116711341188113912571402139012951215
Percentage of TierOneRiskBasedCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.58.27.37.77.47.07.47.67.77.88.18.28.48.38.58.48.88.38.98.611.010.610.511.110.810.911.911.812.011.913.411.910.99.28.9

us-gaap:TierOneRiskBasedCapital us-gaap:ConsolidatedEntities

srt:Subsidiaries


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value2464252323902212196919001752174716331641157416171531
Percentage of TierOneRiskBasedCapital96.2104.1105.398.097.4101.1101.9104.7104.6108.0104.6105.0106.2
Percentage of Assets9.18.67.77.57.27.17.57.98.18.48.58.69.1
Percentage of Assets srt:Subsidiaries0.00.00.00.00.00.00.00.00.00.00.00.00.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value34544962328022734242635331939040826435924320423318316115817418472420819524624113610620221928025512704223095210031270757731902757171595310137551082506
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.52.00.90.81.31.81.61.62.02.21.42.01.41.21.41.11.01.11.21.35.31.51.62.02.11.41.12.02.33.021.621.217.06.86.78.85.45.46.66.00.07.00.00.00.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities

srt:ParentCompany


Cash
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value3042332011967037
Percentage of CashAndCashEquivalentsAtCarryingValue48.854.749.396.144.317.8
Percentage of Assets1.01.01.11.20.50.3
Percentage of Assets srt:ParentCompany10.610.19.610.20.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value375480654307265386456388353418432284376260223256210194208238
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.62.11.01.01.42.01.81.72.12.31.52.11.51.31.51.31.31.51.7

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:PropertyPlantAndEquipmentGross

fbc:ComputerEquipmentAndSoftware


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value410372366300256214179156159128
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.62.01.81.81.61.81.71.10.9
Percentage of Assets fbc:ComputerEquipmentAndSoftware0.00.00.00.00.00.00.00.00.00.0

fbc:FixedAssetsInProgress


Property
Period End2020-12-312019-12-312018-12-31
Value434037
Percentage of PropertyPlantAndEquipmentGross10.510.810.1
Percentage of Assets0.10.20.2
Percentage of Assets fbc:FixedAssetsInProgress0.00.00.0

fbc:FurnitureFixturesAndOfficeEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value66685763616166666771
Percentage of PropertyPlantAndEquipmentGross16.118.315.621.023.828.537.142.341.955.5
Percentage of Assets0.20.30.30.40.40.40.70.70.50.5
Percentage of Assets fbc:FurnitureFixturesAndOfficeEquipment0.00.00.00.00.00.00.00.00.00.0

fbc:RightOfUseAsset


Property
Period End2020-12-312019-12-312018-12-31
Value23220.0
Percentage of PropertyPlantAndEquipmentGross5.65.90.0
Percentage of Assets0.10.10.0
Percentage of Assets fbc:RightOfUseAsset0.00.00.0

us-gaap:AssetsLeasedToOthers


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value193650404.00.0
Percentage of PropertyPlantAndEquipmentGross4.69.713.713.31.60.0
Percentage of Assets0.10.20.30.20.00.0
Percentage of Assets us-gaap:AssetsLeasedToOthers0.00.00.00.00.00.0

us-gaap:BuildingAndBuildingImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value195191185159153
Percentage of PropertyPlantAndEquipmentGross47.651.350.553.059.8
Percentage of Assets0.60.81.00.91.1
Percentage of Assets us-gaap:BuildingAndBuildingImprovements0.00.00.00.00.0

us-gaap:Land


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value68737461595865666664
Percentage of PropertyPlantAndEquipmentGross16.619.620.220.323.027.136.542.441.449.9
Percentage of Assets0.20.30.40.40.40.40.70.70.50.5
Percentage of Assets us-gaap:Land0.00.00.00.00.00.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-31
Value10.09.010.0
Percentage of PropertyPlantAndEquipmentGross2.42.42.7
Percentage of Assets0.00.00.1
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value442395342293258232218195203188
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.71.81.71.81.72.22.11.41.4

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value374393392410410413416417415414390360355348330314299277275271259256250243240241237238235233231229227223219211209206203250244232
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.31.31.41.51.51.81.92.12.12.11.92.02.02.01.91.91.82.01.91.91.91.81.92.02.12.42.52.42.42.51.91.81.71.61.41.51.51.51.81.91.7

Intangible Assets Net Including Goodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value15215515716016416717017417818219070717221
Percentage of IntangibleAssetsNetIncludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.50.50.50.60.60.70.80.90.91.00.40.40.40.1

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value6266687190103111119130136248266273286305333352364372400416442449435451414300308334341309348383
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.30.30.40.50.60.60.70.70.81.51.71.82.02.12.42.62.73.03.33.64.54.74.44.74.42.52.42.62.42.12.42.8

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2020-12-31
Value23
Percentage of OperatingLeaseRightOfUseAsset100.0
Percentage of Assets0.1

Other Assets

us-gaap:OtherAssets

us-gaap:OtherAssets


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value116813741250122812001430930875828810781723711688691706725773781834920854639810808765415386310285301399453340416669420332455427320377
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.34.74.04.24.45.34.04.04.14.24.23.93.93.94.14.24.55.05.65.86.76.24.76.56.76.64.24.03.13.03.23.43.62.63.04.52.92.43.33.12.52.8

us-gaap:OtherAssets us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

fbc:AccruedInterestReceivableOnInvestmentSecurities


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value5.05.05.06.06.07.06.0
Percentage of OtherAssets0.40.40.40.50.50.50.6
Percentage of Assets0.00.00.00.00.00.00.0
Percentage of Assets fbc:AccruedInterestReceivableOnInvestmentSecurities0.00.00.00.00.00.00.0

us-gaap:OtherAssets us-gaap:ConsolidatedEntities

srt:ParentCompany


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value17475244
Percentage of OtherAssets1.45.16.76.4
Percentage of Assets0.10.20.30.3
Percentage of Assets srt:ParentCompany0.62.02.52.3

us-gaap:OtherAssets us-gaap:FairValueByAssetClass

fbc:AccruedInterestReceivableOnLoansHeldForInvestment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value39414341383636
Percentage of OtherAssets3.33.03.43.33.22.54.0
Percentage of Assets0.10.10.10.10.10.10.2
Percentage of Assets fbc:AccruedInterestReceivableOnLoansHeldForInvestment0.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-312019-12-312018-12-31
Value8000000.07000000.06000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0
Percentage of Assets0.00.00.0

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-312019-12-312018-12-31
Value5000000.05000000.04000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0
Percentage of Assets0.00.00.0

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-312019-12-312018-12-31
Value3000000.03000000.02000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0
Percentage of Assets0.00.00.0

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-312019-12-312018-12-31
Value2000000.01000000.01000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0100.0100.0
Percentage of Assets0.00.00.0

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-312019-12-312018-12-31
Value1000000.02000000.03000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0100.0100.0
Percentage of Assets0.00.00.0

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-31
Value23
Percentage of OperatingLeaseLiability100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-312019-12-312018-12-31
Value282725
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0
Percentage of Assets0.10.10.1

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value249823582201219519711842178817341656157415701518147514271399145114081371133612861599155815291504145114201372135113851351142512721253118411591250117810871079115911741237125910601076596472
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.28.07.17.47.26.97.77.98.28.18.58.18.18.08.38.68.88.99.59.011.711.311.112.012.012.314.014.014.014.115.210.89.89.08.28.48.27.77.98.49.30.09.20.00.00.00.0

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value2201178815701399
Percentage of StockholdersEquity100.0100.0100.0100.0
Percentage of Assets7.17.78.58.3
Percentage of Assets srt:ParentCompany76.677.475.273.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-31
Value10.017-5.0-10.0-10.0-4.00.00.00.00.00.02324172.0-3.0-3.01.0-3.0
Percentage of StockholdersEquity0.40.7-0.2-0.5-0.5-0.20.00.00.00.00.01.51.61.20.1-0.2-0.20.1-0.2
Percentage of Assets0.00.1-0.0-0.0-0.0-0.00.00.00.00.00.00.10.10.10.0-0.0-0.00.0-0.0
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-31
Value3537525656351.05.0-8.0-31.0-47.0-65.0-56.0-47.0-18.0-5.0-6.0-8.0-8.01721205.08.0-5.0
Percentage of StockholdersEquity1.41.62.42.62.81.90.10.3-0.5-2.0-3.0-4.3-3.8-3.3-1.3-0.3-0.4-0.6-0.61.31.31.30.30.6-0.4
Percentage of Assets0.10.10.20.20.20.10.00.0-0.0-0.2-0.3-0.3-0.3-0.3-0.1-0.0-0.0-0.1-0.10.10.20.10.00.1-0.1
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value4554474646311.05.0-8.0-31.0-47.0-42.0-32.0-30.0-16.0-8.0-9.0-6.0-7.0-20.0-19.0-11.02.0128.0238.38-0.2516.821-1.197-4.8314.4290.988-0.656-1.658-2.0428.2746.167-7.819-4.074-0.356-9.76-16.165-19.484-23.282-48.263-81.742
Percentage of StockholdersEquity1.82.32.12.12.31.70.10.3-0.5-2.0-3.0-2.8-2.2-2.1-1.1-0.6-0.6-0.4-0.5-1.6-1.2-0.70.10.80.61.60.6-0.00.5-0.1-0.30.30.1-0.1-0.1-0.20.70.6-0.7-0.4-0.0-0.8-1.3-1.8-2.2-8.1-17.3
Percentage of Assets0.20.20.20.20.20.10.00.0-0.0-0.2-0.3-0.2-0.2-0.2-0.1-0.0-0.1-0.0-0.0-0.1-0.1-0.10.00.10.10.20.1-0.00.1-0.0-0.10.00.0-0.0-0.0-0.00.10.0-0.1-0.0-0.00.0-0.10.00.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value135613501346149314881487148314811477147615221519151415141512151115091510150314941491148914861484148214821482148014801479147914781477147614761470146814671466146514641462146110791077447119
Percentage of StockholdersEquity54.357.361.268.075.580.782.985.489.293.896.9100.1102.6106.1108.1104.1107.2110.1112.5116.293.295.697.298.7102.1104.4108.0109.6106.8109.5103.7116.2117.8124.7127.4117.6124.7135.0135.8126.4124.7118.2116.0101.7100.175.025.4
Percentage of Assets5.04.64.35.15.45.56.46.77.37.68.28.18.48.58.99.09.59.810.710.510.910.810.811.912.212.815.115.414.915.415.712.511.611.310.59.910.210.510.810.711.60.010.70.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value1.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.00.60.5630.5630.5620.5620.5610.5610.5610.5610.5595.5835.5775.5715.5585.555.5425.5375.5331.5351.5330.4690.084
Percentage of StockholdersEquity0.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.00.00.00.00.00.00.00.00.00.00.40.50.50.50.50.50.40.40.10.10.10.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value10969538076554363233032471861289440-8.0-58.0-98.0-53.0-93.0-134.0-161.0-189.0-141.0-188.0-227.0-260.0-307.0-353.7-385.244-396.319-368.687-394.201-315.295-475.752-488.575-554.329-576.498-482.27-561.963-647.932-639.216-561.035-546.836-471.947-440.274-248.204-225.618-46.712434
Percentage of StockholdersEquity43.940.436.729.822.117.516.914.211.28.16.02.6-0.5-4.1-7.0-3.7-6.6-9.8-12.1-14.7-8.8-12.1-14.8-17.3-21.2-24.9-28.1-29.3-26.6-29.2-22.1-37.4-39.0-46.8-49.7-38.6-47.7-59.6-59.2-48.4-46.6-38.2-35.0-23.4-21.0-7.891.9
Percentage of Assets4.03.22.62.21.61.21.31.10.90.70.50.2-0.0-0.3-0.6-0.3-0.6-0.9-1.1-1.3-1.0-1.4-1.7-2.1-2.5-3.1-3.9-4.1-3.7-4.1-3.4-4.0-3.8-4.2-4.1-3.2-3.9-4.6-4.7-4.1-4.30.0-3.20.00.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value13561350134614931488148714831481147714761522151915141514151215111509151015031494149114891486148414821483148214801480147914791478147714761476147014681466
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.04.64.35.15.45.56.46.77.37.68.28.18.48.58.99.09.59.810.710.510.910.810.811.912.212.815.115.414.915.415.712.511.611.310.59.910.210.8

us-gaap:AdditionalPaidInCapital us-gaap:ConsolidatedEntities

srt:ParentCompany


Additional
Period End2020-12-312019-12-312018-12-312017-12-31
Value1346153315221512
Percentage of AdditionalPaidInCapital100.0103.4100.0100.0
Percentage of Assets4.36.68.28.9
Percentage of Assets srt:ParentCompany46.966.372.978.9

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value10969538076554363233032471861289440-8.0-58.0-98.0-53.0-93.0-134.0-161.0-189.0-141.0-188.0-227.0-260.0-307.0-354.0-385.244-396.32-368.687-394.201-315.295-475.752-488.575-554.329-576.498-482.27-561.963-647.932-639.216-561.035-546.836-440.274
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.03.22.62.21.61.21.31.10.90.70.50.2-0.0-0.3-0.6-0.3-0.6-0.9-1.1-1.3-1.0-1.4-1.7-2.1-2.5-3.1-3.9-4.1-3.7-4.1-3.4-4.0-3.8-4.2-4.1-3.2-3.9-4.6-4.7-4.1-4.3-3.2

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:ConsolidatedEntities

srt:ParentCompany


Retained
Period End2020-12-312019-12-312018-12-312017-12-31
Value80730394-97.0
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.099.0
Percentage of Assets2.61.30.5-0.6
Percentage of Assets srt:ParentCompany28.113.14.5-5.1

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4554474646311.05.0-8.0-31.0-47.0-42.0-32.0-30.0-16.0-8.0-9.0-6.0-7.0-20.0-19.0-11.02.0128.0238.38-0.256.821-1.197-4.8314.4290.988-0.656-1.658-2.0428.2746.167-7.819-4.074-0.356-16.165
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.20.20.10.00.0-0.0-0.2-0.3-0.2-0.2-0.2-0.1-0.0-0.1-0.0-0.0-0.1-0.1-0.10.00.10.10.20.1-0.00.1-0.0-0.10.00.0-0.0-0.0-0.00.10.0-0.1-0.0-0.0-0.1

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:ConsolidatedEntities

srt:ParentCompany


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-31
Value471.0-47.0-17.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0106.2
Percentage of Assets0.20.0-0.3-0.1
Percentage of Assets srt:ParentCompany1.60.0-2.2-0.9

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value6.04.03.01.0-4.02.01.04.0-7.05.00.02.01.02.0-1.03.03.03.02.03.01.02.0-0.30.31.510.6350.8620.1950.8740.9070.860.0571.191.4561.4351.0280.915
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value6.04.03.01.04.02.01.04.0-7.05.00.02.01.02.0-1.03.03.03.02.03.01.00.31.510.6350.8620.1950.8740.9070.860.0561.2071.4381.4351.0270.928
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0-100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.098.2101.498.8100.099.9101.4
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-357.0-320.0-2038.0-1263.0-3213.0-1515.0-1383.0-5660.0-5324.0-4716.0-4376.0-7153.0-5629.0-6220.0-6052.0-7281.0-6734.0-5224.0-6232.0-4975.0-3279.0-1874.0-2480.0-2021.0-1635.2-3410.8-2371.263-2207.924-1758.152-1807.631-3022.2668036071415494-729.487344-499.998129-9.723-323.484795-507.951126
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-180.3-153.8-961.3-613.1-1598.5-753.7-649.3-2788.2-2688.9-2620.0-2417.7-3908.7-3370.7-4092.1-4089.2-5200.7-5220.2-4749.1-5614.4-4693.4-3312.1-1855.4-2610.5-2220.9-1816.9-4301.1-3284.2-2940.2-2444.8-2724.3-4207.41020.0714.11489.7428.8-609.2280.5-406.9102.3-8.1-299.4715.8-390.794.9

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1691198410652553442-1776.0307399245663823655765675427605659696469618738696452441528502484127216761113182321892402150014163194-124.349271820261193-4.333101-862.134-842.248-325.1245454178.37
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating854.0953.8502.4123.81712.4-883.6144.11966.52306.12123.93622.73588.53249.73984.24033.14620.74796.13517.35812.64165.12878.82459.41338.91841.81236.92299.93032.33199.22086.42135.44446.5-157.8319.2864.1227.0161.3-3.582.3-683.4-701.7-300.9490.5320.86.3

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-1439.0-1838.013201050-350.0322111441703693879-2033.0494318201548625691358-236.0550-111.0-94.012212945261692211-290.141241329-2442.359-832.809-405.188-957.969-807.463269171425561996-308.528-579.6531123
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-726.8-883.7622.6509.7-174.11602.5537.1838.9350.0488.3-1123.2269.9190.4132.236.5615.7441.11234.5-212.6518.9-112.1-93.11285.3323.1585.12134.2292.2-386.4335.2496.6-3400.1-1056.8-476.4-1008.5-699.6225.0139.9346.5445.0830.6-285.5-521.424.092.4

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-105.0-174.034742-121.0-70.06835-65.0-14.0148
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-53.0-83.7163.720.4-60.2-34.831.917.2-32.8-7.881.8

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-357.0-320.0-2038.0-1263.0-3213.0-1515.0-1383.0-5660.0-5324.0-4716.0-4376.0-7153.0-5629.0-6220.0-6052.0-7281.0-6734.0-5224.0-6232.0-4975.0-3279.0-1874.0-2480.0-2021.0-1635.2-3410.8-2371.263-2207.924-1758.152-1807.631-3022.2668036071415494-729.487344-499.998129-9.723-323.484795-507.951126
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-180.3-153.8-961.3-613.1-1598.5-753.7-649.3-2788.2-2688.9-2620.0-2417.7-3908.7-3370.7-4092.1-4089.2-5200.7-5220.2-4749.1-5614.4-4693.4-3312.1-1855.4-2610.5-2220.9-1816.9-4301.1-3284.2-2940.2-2444.8-2724.3-4207.41020.0714.11489.7428.8-609.2280.5-406.9102.3-8.1-299.4715.8-390.794.9

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value147149154222116465863613654485035-45.0404127285747393347463111-27.63225-78.423161146723-92.8128187-7.309-75.165-9.48-70.168-26.964-187.381-17.896-92.316-77.22
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating74.271.672.6107.857.722.927.231.030.820.029.826.229.923.0-30.428.631.824.525.253.847.538.634.751.651.139.715.3-36.835.5-118.2225.418.179.024.9-80.467.771.1-5.9-59.6-7.9-64.9-24.3-144.1-13.4-67.3-58.4

us-gaap:NetIncomeLoss us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-30.0-61.0-49.0-47.0-32.0-18.0-16.0-19.0
Percentage of NetIncomeLoss-20.4-40.9-31.8-21.2-27.6-39.1-27.6-30.2
Percentage of InterestAndDividendIncomeOperating-15.2-29.3-23.1-22.8-15.9-9.0-7.5-9.4
Percentage of InterestAndDividendIncomeOperating fbc:CorporateAndReconcilingItems0.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value99959057-10.0223630
Percentage of NetIncomeLoss67.363.858.425.7-8.647.862.147.6
Percentage of InterestAndDividendIncomeOperating50.045.742.527.7-5.010.916.914.8
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:CommunityBankingSegment0.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value69107102199145362844
Percentage of NetIncomeLoss46.971.866.289.6125.078.348.369.8
Percentage of InterestAndDividendIncomeOperating34.851.448.196.672.117.913.121.7
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:MortgageOriginationSegment0.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, fbc:MortgageServicing


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value9.08.01113136.010.08.0
Percentage of NetIncomeLoss6.15.47.15.911.213.017.212.7
Percentage of InterestAndDividendIncomeOperating4.53.85.26.36.53.04.73.9
Percentage of InterestAndDividendIncomeOperating us-gaap:OperatingSegments fbc:MortgageServicing0.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value1471491541164658613654485035-45.0404127285747393347463111-27.63225-78.423161146723-92.8118187-7.309-75.165-9.48
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0101.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating74.271.672.657.722.927.230.820.029.826.229.923.0-30.428.631.824.525.253.847.538.634.751.651.739.715.3-36.835.5-118.2225.418.179.024.9-80.467.771.1-5.9-59.6-7.9
Percentage of InterestAndDividendIncomeOperating us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1691198410652553442-1776.0307399245663823655765675427605659696469618738696452441528502484127216761113182321892402150014163194-124.349271820261193-4.333101-862.134-842.248-325.1245454178.37
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating854.0953.8502.4123.81712.4-883.6144.11966.52306.12123.93622.73588.53249.73984.24033.14620.74796.13517.35812.64165.12878.82459.41338.91841.81236.92299.93032.33199.22086.42135.44446.5-157.8319.2864.1227.0161.3-3.582.3-683.4-701.7-300.9490.5320.86.3

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-1439.0-1838.013201050-350.0322111441703693879-2033.0494318201548625691358-236.0550-111.0-94.012212945261692211-290.141241329-2442.359-832.809-405.188-957.969-807.463269171425561996-308.528-579.6531123
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-726.8-883.7622.6509.7-174.11602.5537.1838.9350.0488.3-1123.2269.9190.4132.236.5615.7441.11234.5-212.6518.9-112.1-93.11285.3323.1585.12134.2292.2-386.4335.2496.6-3400.1-1056.8-476.4-1008.5-699.6225.0139.9346.5445.0830.6-285.5-521.424.092.4

Payments Of Dividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4.03.02.03.03.03.02.02.03.02.00.00.00.00.0
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

Dividends

us-gaap:Dividends

us-gaap:Dividends


Dividends
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-06-302019-03-31
Value4.03.02.03.03.02.03.02.0
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Dividends us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividendsus-gaap:
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-06-302019-03-31
Value4.03.02.03.03.02.03.02.0
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateStatedPercentage

fbc:SubordinatedNotesMaturingIn2030


Debt
Period End2020-12-31
Value4.125
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations fbc:SubordinatedNotesMaturingIn20300.0

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

fbc:SubordinatedNotesMaturingIn2030, us-gaap:SubordinatedDebt


Debt
Period End2020-10-28
Value4.125
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations fbc:SubordinatedNotesMaturingIn2030 us-gaap:SubordinatedDebt0.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-30
Value22.523.00.524.70.2150.185-0.0050.1840.1890.184-0.0070.20.2040.2010.3780.3240.3180.331-0.0010.3430.3270.343-0.0180.3440.3720.3660.0060.2720.3180.3382.8480.0150.100.438-0.3360.006-0.0010.0290.004
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value138108129175
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value7.05.01420
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsValuationAllowance us-gaap:IncomeTaxAuthority

us-gaap:StateAndLocalJurisdiction


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312012-12-312011-12-31
Value7.05.014205753
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.00.00.0

fbc:AverageAssets

fbc:AverageAssets


Average
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value280113006591628277262612341379621197199661843814618611177841709044016439157101404319614148134381354329312305118111085690102539784
Percentage of AverageAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:AverageAssets us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Average
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value3547349240440143024161-21.03597
Percentage of AverageAssets12.711.64.415.616.417.8-2.617.0

fbc:AverageAssets us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Average
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value121751316866012603112929387-2631.012184
Percentage of AverageAssets43.543.872.144.643.040.1-330.557.5

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Average
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value12021130151961119510598981734495378
Percentage of AverageAssets42.943.321.439.640.441.9433.325.4

us-gaap:OperatingSegments, fbc:MortgageServicing


Average
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value268390207869480.038
Percentage of AverageAssets1.01.32.20.30.30.20.00.2

fbc:AverageLoansWithGovernmentGuarantees

fbc:AverageLoansWithGovernmentGuarantees


Average
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value2344250230421228588114257450245515292280291-10.0264295342-15.0432444475-46.0547630
Percentage of AverageLoansWithGovernmentGuarantees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:AverageLoansWithGovernmentGuarantees us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Average
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value23442502304212285881142574
Percentage of AverageLoansWithGovernmentGuarantees100.0100.0100.0100.0100.0100.0100.0100.0

fbc:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableEntitySharesIssuedPerAcquireeShare us-gaap:BusinessAcquisition

fbc:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableEntitySharesIssuedPerAcquireeShare

fbc:NewYorkCommunityBancorpInc


Business
Period End2021-04-26
Value4.0151
Percentage of BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableEntitySharesIssuedPerAcquireeShare100.0

fbc:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableEntitySharesIssuedPerAcquireeShare us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

fbc:NewYorkCommunityBancorpInc, us-gaap:SubsequentEvent


Business
Period End2021-04-26
Value4.0151
Percentage of BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableEntitySharesIssuedPerAcquireeShare100.0

fbc:DepositFeesandCharges

fbc:DepositFeesandCharges


Deposit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value8.08.08.08.07.09.010.010.010.08.06.05.05.05.04.05.05.04.0
Percentage of DepositFeesandCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:FairValueGainLossOnLoansAndLeases us-gaap:FairValueByMeasurementFrequency

fbc:FairValueGainLossOnLoansAndLeases

us-gaap:FairValueMeasurementsNonrecurring


Fair
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.00.0-1.00.00.00.0-1.0
Percentage of FairValueGainLossOnLoansAndLeases0.00.0100.00.00.00.0100.0

fbc:FairValueGainLossOnLoansAndLeases us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FairValueMeasurementsNonrecurring, fbc:ImpairedFirstMortgage, us-gaap:FirstMortgage


Fair
Period End2021-03-31
Value-3.0
Percentage of FairValueGainLossOnLoansAndLeases0.0

us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage, us-gaap:FirstMortgage


Fair
Period End2021-03-312020-12-312020-09-30
Value-1.02.00.0
Percentage of FairValueGainLossOnLoansAndLeases0.00.00.0

fbc:FederalHomeLoanBankAdvancesActivityForPeriodMaximumOutstandingAtAnyMonthEnd

fbc:FederalHomeLoanBankAdvancesActivityForPeriodMaximumOutstandingAtAnyMonthEnd


Federal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value357547370.043885660684116142979323033910.05085520757403005365487043860.031822646355713432127219816250.01000130011250.40229072900290034003691377036153406
Percentage of FederalHomeLoanBankAdvancesActivityForPeriodMaximumOutstandingAtAnyMonthEnd100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:FederalHomeLoanBankAdvancesAverageUnusedBorrowingCapacity

fbc:FederalHomeLoanBankAdvancesAverageUnusedBorrowingCapacity


Federal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value5295548433549452724977262495737763314259216519171399-102.0118210421673311626983704-100.0173815031894115202616671802-801.2344617984259-848.74811387544777-782.763946623
Percentage of FederalHomeLoanBankAdvancesAverageUnusedBorrowingCapacity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:GainLossOnForeclosedAssets us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

fbc:GainLossOnForeclosedAssets

us-gaap:FairValueMeasurementsNonrecurring, fbc:ForeclosedAssets


Gain
Period End2021-06-302021-03-312020-12-312020-09-30
Value1000000.0-3000000.001000000.0
Percentage of GainLossOnForeclosedAssets100.0100.00.0100.0

fbc:GainLossOnSalesOfMortgageServicingRights

fbc:GainLossOnSalesOfMortgageServicingRights


Gain
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-5.00.012-8.06.0-3.0-2.05.06.010.0139.04.0-4.06.06.014-5.0-11.0-4.0-6.09.0129.0-2.41.6071.3464.99416-8.981-1.763-4.264-4.2197.687-1.332-0.983-2.3172.823-2.587-2.381-0.1122.303-1.195-1.2662.213
Percentage of GainLossOnSalesOfMortgageServicingRights100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestAndOverheadAllocations

fbc:IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestAndOverheadAllocations


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value190194205295148566978754466606244
Percentage of IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestAndOverheadAllocations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestAndOverheadAllocations us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-64.0-106.0-80.0-78.0-71.0-51.0-52.0-49.0
Percentage of IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestAndOverheadAllocations-33.7-54.6-39.0-26.4-48.0-91.1-75.4-62.8

fbc:IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestAndOverheadAllocations us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value13413012283-2.0375548
Percentage of IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestAndOverheadAllocations70.567.059.528.1-1.466.179.761.5

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value103154144270199574965
Percentage of IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestAndOverheadAllocations54.279.470.291.5134.5101.871.083.3

us-gaap:OperatingSegments, fbc:MortgageServicing


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1716192022131714
Percentage of IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestAndOverheadAllocations8.98.29.36.814.923.224.617.9

fbc:IncreaseDecreaseInRepurchaseOption

fbc:IncreaseDecreaseInRepurchaseOption


Increase
Period End2021-06-302021-03-312020-12-31
Value1000-100.0100
Percentage of IncreaseDecreaseInRepurchaseOption100.0100.0100.0

fbc:IncrementalCommonSharesAttributabletoSharebasedPaymentArrangementsPerShare

fbc:IncrementalCommonSharesAttributabletoSharebasedPaymentArrangementsPerShare


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-0.04-0.03-0.02-0.02-0.010-0.02-0.01-0.02-0.01-0.01-0.01-0.01-0.010.02-0.01-0.01-0.01-0.01-0.02-0.01-0.020.03-0.01-0.010000000-0.0100.01-0.01
Percentage of IncrementalCommonSharesAttributabletoSharebasedPaymentArrangementsPerShare100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.0100.00.0100.0100.0

fbc:IndirectOverheadAllocation us-gaap:ConsolidationItems

fbc:IndirectOverheadAllocation

fbc:CorporateAndReconcilingItems


Indirect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-30.0-35.0-28.0-33.0-32.0-26.0-28.0-24.0
Percentage of IndirectOverheadAllocation100.0100.0100.0100.0100.0100.0100.0100.0

fbc:IndirectOverheadAllocation us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Indirect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value9.010.09.011119.01110.0
Percentage of IndirectOverheadAllocation-30.0-28.6-32.1-33.3-34.4-34.6-39.3-41.7

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Indirect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1619151815121210.0
Percentage of IndirectOverheadAllocation-53.3-54.3-53.6-54.5-46.9-46.2-42.9-41.7

us-gaap:OperatingSegments, fbc:MortgageServicing


Indirect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5.06.04.04.06.05.05.04.0
Percentage of IndirectOverheadAllocation-16.7-17.1-14.3-12.1-18.8-19.2-17.9-16.7

fbc:InterestRetainedInFinancialInstrumentsOwnedMortgages

fbc:InterestRetainedInFinancialInstrumentsOwnedMortgages


Interest
Period End2021-06-302020-06-302020-03-31
Value580.018
Percentage of InterestRetainedInFinancialInstrumentsOwnedMortgages100.00.0100.0

fbc:LoanAdministrationIncome

fbc:LoanAdministrationIncome


Loan
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value252621128.05.06.0118.05.05.05.05.05.06.05.0
Percentage of LoanAdministrationIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:LoanAdministrationIncomeExpense

fbc:LoanAdministrationIncomeExpense


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2827252621128.05.0
Percentage of LoanAdministrationIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0

fbc:LoanAdministrationIncomeExpense us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-3.0-3.0-3.0-3.0-6.0-16.0-17.0-19.0
Percentage of LoanAdministrationIncomeExpense-10.7-11.1-12.0-11.5-28.6-133.3-212.5-380.0

fbc:LoanAdministrationIncomeExpense us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Loan
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-1.0-1.0-1.0-1.00.0-1.0
Percentage of LoanAdministrationIncomeExpense-4.0-3.8-4.8-8.30.0-20.0

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-9.0-10.0-10.0-10.0-8.0-7.0-8.0-7.0
Percentage of LoanAdministrationIncomeExpense-32.1-37.0-40.0-38.5-38.1-58.3-100.0-140.0

us-gaap:OperatingSegments, fbc:MortgageServicing


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value4040394036363332
Percentage of LoanAdministrationIncomeExpense142.9148.1156.0153.8171.4300.0412.5640.0

fbc:LoanFeesAndCharges

fbc:LoanFeesAndCharges


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value37425345412630292417
Percentage of LoanFeesAndCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:LoanFeesAndCharges us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1824302919142020
Percentage of LoanFeesAndCharges48.657.156.664.446.353.866.769.0

us-gaap:OperatingSegments, fbc:MortgageServicing


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value19182316199.010.08.0
Percentage of LoanFeesAndCharges51.442.943.435.646.334.633.327.6

fbc:MortgageServicingRightsResultingFromSaleOrSecuritizationOfLoans

fbc:MortgageServicingRightsResultingFromSaleOrSecuritizationOfLoans


Mortgage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value64655985844020399767731009984110758221555165574074786773786851217861101261651311261111016438508263
Percentage of MortgageServicingRightsResultingFromSaleOrSecuritizationOfLoans100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:NetReturnOnMortgageServicingAsset

fbc:NetReturnOnMortgageServicingAsset


Net
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-5.00.012-8.06.0-3.0-2.05.06.0
Percentage of NetReturnOnMortgageServicingAsset100.00.0100.0100.0100.0100.0100.0100.0100.0

fbc:NetReturnOnMortgageServicingAsset us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Net
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-5.00.012-8.06.0-3.0-2.0
Percentage of NetReturnOnMortgageServicingAsset100.00.0100.0100.0100.0100.0100.0

fbc:NoninterestIncomeOtherOperatingIncomeLoss

fbc:NoninterestIncomeOtherOperatingIncomeLoss


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1620191514141619481820181715141210.010.015369.07.0159.0-1.07.0
Percentage of NoninterestIncomeOtherOperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:OccupancyAndEquipmentExpense

fbc:OccupancyAndEquipmentExpense


Occupancy
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value504644474441434040383631303028282522212121222120201920201920191822191918181619171616171515
Percentage of OccupancyAndEquipmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:OtherComprehensiveIncomeLossAvailableforsaleSecuritiesAdjustmentandOtherthanTemporaryImpairmentLossesNetofTaxPortionAttributabletoParent

fbc:OtherComprehensiveIncomeLossAvailableforsaleSecuritiesAdjustmentandOtherthanTemporaryImpairmentLossesNetofTaxPortionAttributabletoParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-30
Value-2.0-15.0-4.00.02134-4.013231618-9.0-9.0-29.0-13.01.02.00.0-25.0-4.01.015-12.09.0-16.09.0-7.0
Percentage of OtherComprehensiveIncomeLossAvailableforsaleSecuritiesAdjustmentandOtherthanTemporaryImpairmentLossesNetofTaxPortionAttributabletoParent100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:OtherServicingChargesGeneratedbyServicingFinancialAssetsAmount us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

fbc:OtherServicingChargesGeneratedbyServicingFinancialAssetsAmount

us-gaap:FirstMortgage, fbc:NetLoanAdministrationIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2.03.04.04.02.03.04.02.02.01.01.00.00.0
Percentage of OtherServicingChargesGeneratedbyServicingFinancialAssetsAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

fbc:ReceiptDisbursementOfLoansServicedFinancingActivities

fbc:ReceiptDisbursementOfLoansServicedFinancingActivities


Receipt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-34.0113-366.015479298-82.044228-104.04112920-9.0-2.0-104.028100-155.0398.044-53.0-20.0-116.7113317.8756.097244.586-3.883-44.239-234.8463109.52422-126.288-0.767119-9.023-92.70268
Percentage of ReceiptDisbursementOfLoansServicedFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactofOtherthan10or20PercentAdverseChangeinOptionAdjustedSpreadPercent us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk

fbc:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactofOtherthan10or20PercentAdverseChangeinOptionAdjustedSpreadPercent

fbc:ResidentialMortgageServicingRights


Sensitivity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value8.918.757.987.610.06730.0556-0.00070.0006-0.00160.05510.0039-0.004-0.01220.06650.0048-0.006-0.00150.0656-0.01420.0083
Percentage of SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactofOtherthan10or20PercentAdverseChangeinOptionAdjustedSpreadPercent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:ServicingAssetatFairValueIncomeAmount us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

fbc:ServicingAssetatFairValueIncomeAmount

us-gaap:FirstMortgage, fbc:NetReturnonMortgageServicingAsset


Servicing
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-5.00.012-8.06.0-3.0-2.05.06.010.0139.0
Percentage of ServicingAssetatFairValueIncomeAmount100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:ServicingAssetatFairValueNetTransactionCosts us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

fbc:ServicingAssetatFairValueNetTransactionCosts

us-gaap:FirstMortgage, fbc:NetReturnonMortgageServicingAsset


Servicing
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value7000000.01000000.0-1000000.02000000.01000000.0-1000000.001000000.01000000.01000000.001000000.0
Percentage of ServicingAssetatFairValueNetTransactionCosts100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0

fbc:SubservicingAssetAtFairValueChargesOnSubservicedEscrowBalances us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

fbc:SubservicingAssetAtFairValueChargesOnSubservicedEscrowBalances

us-gaap:FirstMortgage, fbc:NetLoanAdministrationIncome


Subservicing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2.03.03.03.07.016172018129.09.07.0
Percentage of SubservicingAssetAtFairValueChargesOnSubservicedEscrowBalances100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:SubservicingAssetatFairValueIncomeAmount us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

fbc:SubservicingAssetatFairValueIncomeAmount

us-gaap:FirstMortgage, fbc:NetLoanAdministrationIncome


Subservicing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2926252621128.05.06.0118.05.05.0
Percentage of SubservicingAssetatFairValueIncomeAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:TransferOfPortfolioLoansAndLeasesToHeldForSaleLoans

fbc:TransferOfPortfolioLoansAndLeasesToHeldForSaleLoans


Transfer
Period End2021-06-302021-03-312020-06-302020-03-31
Value78541723002170
Percentage of TransferOfPortfolioLoansAndLeasesToHeldForSaleLoans100.0100.0100.0100.0

fbc:TransferofPortfolioLoansandLeasestoHeldforsaleLoansNotSold

fbc:TransferofPortfolioLoansandLeasestoHeldforsaleLoansNotSold


Transferof
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value171323002170485258454501
Percentage of TransferofPortfolioLoansandLeasestoHeldforsaleLoansNotSold100.0100.0100.0100.0100.0100.0

us-gaap:ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1 us-gaap:DerivativeInstrumentRisk

us-gaap:ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1

fbc:AvailableForSaleDebtSecurities


Change
Period End2021-06-302021-03-312020-12-312020-09-302020-03-31
Value-1000000.0-1000000.0-1000000.0-1000000.00
Percentage of ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1100.0100.0100.0100.00.0

us-gaap:ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

us-gaap:ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets

us-gaap:FirstMortgage, fbc:NetLoanAdministrationIncome


Contractually
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value33323233303129272624181412
Percentage of ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FirstMortgage, fbc:NetReturnonMortgageServicingAsset


Contractually
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value29313230242126252619191715
Percentage of ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets87.996.9100.090.980.067.789.792.6100.079.2105.6121.4125.0

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-150.09873227-42.060623211-4.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation

fbc:InterestRateSwapsandSwaptions, fbc:NetReturnonMortgageServicingAsset


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value20-47.0-11.0-2.03.038-14.028301317-8.0-3.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet-13.3-48.00.0-2.71.3-90.50.046.748.440.60.0-72.775.0

fbc:RateLockCommitmentsAndMSRForwards, fbc:NetGainonLoanSales


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-178.0162-104.070219-100.0-22.027
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet118.7165.30.095.996.5238.10.045.0

fbc:U.S.Treasuryandeurodollarfutures, fbc:NetReturnonMortgageServicingAsset


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.00.01.01.00.00.0-2.00.00.0-1.0-1.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet0.00.00.4-2.40.00.0-3.20.00.0-9.125.0

us-gaap:InterestRateSwap, fbc:Othernoninterestincome


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.01.02.01.00.00.02.02.00.01.01.01.01.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet-0.71.00.01.40.0-0.00.03.30.03.10.09.1-25.0

us-gaap:MortgageBackedSecuritiesOther, fbc:NetReturnonMortgageServicingAsset


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value7.0-18.08.05.04.019-2.03.0119.04.0-2.00.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet-4.7-18.40.06.81.8-45.20.05.017.728.10.0-18.2-0.0

us-gaap:EmployeeBenefitsAndShareBasedCompensation

us-gaap:EmployeeBenefitsAndShareBasedCompensation


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1221441251231161021029890878276808080767172
Percentage of EmployeeBenefitsAndShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeBenefitsAndShareBasedCompensation us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value3043334143343535
Percentage of EmployeeBenefitsAndShareBasedCompensation24.629.926.433.337.133.334.335.7

us-gaap:EmployeeBenefitsAndShareBasedCompensation us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2731292824272627
Percentage of EmployeeBenefitsAndShareBasedCompensation22.121.523.222.820.726.525.527.6

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value4954504238313229
Percentage of EmployeeBenefitsAndShareBasedCompensation40.237.540.034.132.830.431.429.6

us-gaap:OperatingSegments, fbc:MortgageServicing


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value161613121110.09.07.0
Percentage of EmployeeBenefitsAndShareBasedCompensation13.111.110.49.89.59.88.87.1

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1 us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-7.0-135.056674333-3.0-38.0-29.0-9.0-27.02.01.0-28.0-15.012162249-29.0-47.0-47.0-6.0-22.010.0-29.6-31.533-12.7255121123462-46.643-620.546227
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1 us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, fbc:ResidentialMortgageServicingRights


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-30
Value-54.034-28.0-23.0-36.0-72.0-14.0-58.0-59.0-34.0-30.07.00.05.0-9.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1771.4-25.2-50.0-34.3-83.7-218.2466.7152.6203.4377.8111.1350.00.0-17.9-75.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:InterestRateLockCommitments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302016-09-302016-06-302015-09-302015-06-30
Value47-169.0849079105112030253.0-5.02.0-34.021335853-30.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-671.4125.2150.0134.3183.7318.2-366.7-52.6-103.4-277.8-11.1-250.0200.0121.4175.0-113.8-123.4-240.9-300.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value24327025941839320410115217911711716016814617815714674380516457407477671737814611028116136126641241934228220817886
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, fbc:ResidentialMortgageServicingRights


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-30
Value6465598584402039976773100998475
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases26.324.122.820.321.419.619.825.754.257.362.462.558.957.547.8

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:InterestRateLockCommitments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302016-09-302016-06-302015-09-302015-06-30
Value17920520033330916481113825044606962821161068193
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases73.775.977.279.778.680.480.274.345.842.737.637.541.142.552.2227.5165.6109.5120.8

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Fair
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value96250.010.0360.0120.045665181141504.02436543170.024327349217069178701868-16.80421221368835925520175160116
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales100.0100.00.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, fbc:ResidentialMortgageServicingRights


Fair
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-30
Value96250.010.0360.0120.0456651811414.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales100.0100.00.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value186170333371352-134.0688-133.0-99.0-58.0364-68.0-69.0-22.0-75.0-97.0-97.0-49.0-358.00.0-126.0-95.00.00.00.03.5110.00.00.00.02450.00.00.00.00.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.00.0100.00.00.00.00.0100.00.00.00.00.00.00.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:InterestRateLockCommitments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-30
Value186170333371352-134.0-108.0-133.099-58.0-46.0-68.0-69.0-22.0-97.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet100.0100.0100.0100.0100.0100.0-15.7100.0-100.0100.0-12.6100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value0.0-35.00.00.0-11.0-6.0-2.0-4.0240.05.03.03.02.00.0-1.00.00.00.0-2.00.1-1.48-2.10.00.00.00.0-135.727
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings0.0100.00.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.00.00.00.0100.0100.0100.0100.00.00.00.00.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, fbc:ContingentConsideration


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-30
Value0.00.0-11.0-6.0-2.0-4.0-1.00.05.03.03.02.0-1.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings0.00.0100.0100.0100.0100.0-4.20.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, fbc:LitigationSettlementLiability


Fair
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-30
Value0.0-35.00.00.00.00.0250.00.00.00.00.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings0.0100.0-0.0-0.0-0.0-0.0104.20.00.00.00.00.0-0.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Fair
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value700.0270.00.00.03.00.00.00.04.00.02.01.00.00.04.04.011159.6527.8035.7515.4278.1712-6.312
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements100.00.0100.00.00.00.0100.00.00.00.0100.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, fbc:ContingentConsideration


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-30
Value0.0270.00.00.03.00.00.00.04.00.02.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements0.0100.00.00.00.0100.00.00.00.0100.00.0100.00.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, fbc:LitigationSettlementLiability


Fair
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-30
Value700.00.00.00.00.00.00.00.00.00.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements100.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FairValueOptionChangesInFairValueGainLoss1 us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

us-gaap:FairValueOptionChangesInFairValueGainLoss1

fbc:LitigationSettlementLiability, fbc:Othernoninterestincome


Fair
Period End2021-03-312020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302016-12-312016-09-302015-12-312015-09-30
Value350.00.00.0250.00.0240.02.00.0
Percentage of FairValueOptionChangesInFairValueGainLoss1100.00.00.00.0100.00.00.0100.00.0100.00.0

fbc:LoansHeldForSale, fbc:GainLossOnLoanSales


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value2148730534032523476979679327.020-88.0239211553-171.01511451444513437
Percentage of FairValueOptionChangesInFairValueGainLoss10.0248.60.00.00.00.00.00.0384.00.00.00.00.00.00.00.00.00.0-712.50.00.00.02250.00.00.0

us-gaap:FederalDepositInsuranceCorporationPremiumExpense

us-gaap:FederalDepositInsuranceCorporationPremiumExpense


Federal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value4.06.05.06.07.06.06.05.05.04.04.06.06.06.04.05.04.03.02.03.03.03.05.06.06.05.55.3145.6336.7585.017.9327.917.79111121212121110108.7258.188.52210
Percentage of FederalDepositInsuranceCorporationPremiumExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalHomeLoanBankAdvancesActivityForYearAverageBalanceOfAgreementsOutstanding

us-gaap:FederalHomeLoanBankAdvancesActivityForYearAverageBalanceOfAgreementsOutstanding


Federal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value36223979-361.0352848214359295244629872878-283.047454926532235150434629302256264924603222214179518281161-56.0989981100885-53.671290029013105-185.68735613996409715435283400
Percentage of FederalHomeLoanBankAdvancesActivityForYearAverageBalanceOfAgreementsOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalHomeLoanBankAdvancesActivityForYearAverageInterestRateForYear

us-gaap:FederalHomeLoanBankAdvancesActivityForYearAverageInterestRateForYear


Federal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value0.450.43-0.040.480.00450.0132-0.00430.0210.0240.02450.00080.02080.01940.01650.00040.01360.01220.0118-0.00090.01260.01420.011-0.00050.01170.0090.010800.00230.00220.0024-0.00060.03340.03340.03160.00060.03030.02760.0269-0.00220.03390.0356
Percentage of FederalHomeLoanBankAdvancesActivityForYearAverageInterestRateForYear100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FeesAndCommissionsMortgageBankingAndServicing

us-gaap:FeesAndCommissionsMortgageBankingAndServicing


Fees
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value374253454126302924172023242024232015
Percentage of FeesAndCommissionsMortgageBankingAndServicing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1.0171.02.02.01.00.03.01.01.01.01.01.01.02.01.02.01.01.02.01.02.02.03.03.02.71.3442.5342.9212.765.6097.1269.3188.1541311103.2651.6862.5691.881
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment, fbc:CommercialAndIndustrialLoans


Financing
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-30
Value0.0160.00.00.01.00.00.00.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery0.094.10.00.00.033.30.00.00.0

us-gaap:ConsumerPortfolioSegment, fbc:ConsumerOtherFinancingReceivable1


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value1.01.00.01.01.01.00.00.01.00.01.00.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery100.05.90.050.050.0100.00.00.0100.00.0100.00.0

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan


Financing
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value1.01.01.01.00.00.01.00.01.0-1.00.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery100.0100.050.050.00.00.033.30.0100.0-100.00.0

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value2.04.03.04.05.03.03.04.0352.02.02.02.02.04.03.02.05.03.09.010.01411272143101510-15.08119478743634562154293147
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment, fbc:CommercialAndIndustrialLoans


Financing
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-30
Value0.01.00.00.00.00.0310.00.0
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs0.025.00.00.00.00.088.60.00.0

us-gaap:ConsumerPortfolioSegment, fbc:ConsumerOtherFinancingReceivable1


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value1.01.01.01.02.01.02.02.03.01.01.00.0
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs50.025.033.325.040.033.366.750.08.650.050.00.0

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value1.02.01.02.02.01.00.01.01.01.01.02.0
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs50.050.033.350.040.033.30.025.02.950.050.0100.0

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan


Financing
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.01.01.01.01.01.00.00.00.00.0
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs0.025.020.033.333.325.00.00.00.00.0

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value5.03.01.00.05.01.0-1.01.00.00.01.01.01.07.00.05.02.01.02.01.03.08.0191930301813159.8748.3331449433054
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment2100.0100.0100.00.0100.0100.0100.0100.00.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2 us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage


Financing
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-30
Value3.00.01.00.01.00.00.00.0
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment260.00.0100.0-0.0100.00.00.00.0

us-gaap:ConsumerPortfolioSegment, us-gaap:RealEstateLoan


Financing
Period End2021-06-302020-06-30
Value2.05.0
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment240.0100.0

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2 us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FirstMortgage


Financing
Period End2021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value3.01.01.00.01.00.00.01.00.01.01.00.03.01.00.01.00.01.03.0151422291711
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment2100.0100.0100.0-0.0100.00.00.0100.00.0100.014.30.060.050.00.050.00.033.337.578.973.773.394.893.281.0

us-gaap:RealEstateLoan


Financing
Period End2020-12-31
Value0.0
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment20.0

us-gaap:FinancingReceivableModificationsPreModificationRecordedInvestment2

us-gaap:FinancingReceivableModificationsPreModificationRecordedInvestment2


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value5.03.01.00.05.01.0-1.01.00.00.01.01.01.07.01.05.02.01.02.01.03.09.020183232181416108.3151458506450
Percentage of FinancingReceivableModificationsPreModificationRecordedInvestment2100.0100.0100.00.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableModificationsPreModificationRecordedInvestment2 us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage


Financing
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-30
Value3.00.01.00.01.00.00.00.0
Percentage of FinancingReceivableModificationsPreModificationRecordedInvestment260.00.0100.0-0.0100.00.00.00.0

us-gaap:ConsumerPortfolioSegment, us-gaap:RealEstateLoan


Financing
Period End2021-06-302020-06-30
Value2.05.0
Percentage of FinancingReceivableModificationsPreModificationRecordedInvestment240.0100.0

us-gaap:FinancingReceivableModificationsPreModificationRecordedInvestment2 us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FirstMortgage


Financing
Period End2021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value3.01.01.00.01.00.00.01.00.01.01.00.03.01.00.01.00.01.02.0151323311711
Percentage of FinancingReceivableModificationsPreModificationRecordedInvestment2100.0100.0100.0-0.0100.00.00.0100.00.0100.014.30.060.050.00.050.00.033.322.275.072.271.996.991.577.4

us-gaap:RealEstateLoan


Financing
Period End2020-12-31
Value0.0
Percentage of FinancingReceivableModificationsPreModificationRecordedInvestment20.0

us-gaap:FinancingReceivableSignificantPurchases

us-gaap:FinancingReceivableSignificantPurchases


Financing
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-03-31
Value0.00.00.0635050100100370.00.00.01520.0
Percentage of FinancingReceivableSignificantPurchases0.00.00.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.0

us-gaap:FinancingReceivableSignificantPurchases us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

fbc:OtherConsumerLoans


Financing
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.00.00.0630.00.0
Percentage of FinancingReceivableSignificantPurchases0.00.00.0100.00.00.0

us-gaap:FinancingReceivableSignificantSales

us-gaap:FinancingReceivableSignificantSales


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312015-09-302015-06-302015-03-312014-09-302014-06-30
Value5136563980.0385127371021540.01615366.036
Percentage of FinancingReceivableSignificantSales100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableSignificantSales us-gaap:FinancialInstrumentPerformanceStatus

us-gaap:PerformingFinancingReceivable


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value5136563980.038512737102154
Percentage of FinancingReceivableSignificantSales100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnOilAndGasHedgingActivity us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

us-gaap:GainLossOnOilAndGasHedgingActivity

us-gaap:FirstMortgage, fbc:NetReturnonMortgageServicingAsset


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value27-65.0-3.04.06.058-16.031392222-11.0-5.0
Percentage of GainLossOnOilAndGasHedgingActivity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfOtherAssets

us-gaap:GainLossOnSaleOfOtherAssets


Gain
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value0.03.00.00.00.00.00.02.02.00.00.00.0-2.00.01.0-2.0-0.41.7354.8743.5372.2160.0520.0981.0640.958
Percentage of GainLossOnSaleOfOtherAssets0.0100.00.00.00.00.00.0100.0100.00.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSalesOfLoansNet

us-gaap:GainLossOnSalesOfLoansNet


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value168227232346303901011107549344363607975664857949075466883915352544544751441372383342122041061033950761036452
Percentage of GainLossOnSalesOfLoansNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSalesOfLoansNet us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Gain
Period End2020-12-312020-09-302019-12-312019-09-30
Value0.02.0-4.0-4.0
Percentage of GainLossOnSalesOfLoansNet0.00.6-4.0-3.6

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value16822723234430390106114
Percentage of GainLossOnSalesOfLoansNet100.0100.0100.099.4100.0100.0105.0103.6

us-gaap:GainLossOnSalesOfLoansNet us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsNonrecurring


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-03-31
Value-8.0-7.00.01.00.0-8.00.030-30.0-9.01.0-1.0-4.0-4.0-2.0-4.00.0-5.0-34.01.00.01.0-4.01.01.0-0.2-9.01.12.10.8-41.14.56.24.44.2
Percentage of GainLossOnSalesOfLoansNet-4.8-3.10.00.30.0-8.90.027.3-40.0-18.42.9-2.3-6.3-6.7-2.5-5.30.0-10.4-59.61.10.01.3-8.71.51.2-0.2-16.82.13.81.8-91.86.04.33.22.1

us-gaap:GainLossOnSalesOfLoansNet us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

fbc:LoansHeldForSale


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value1682272323443038910111075473143637566489485756883
Percentage of GainLossOnSalesOfLoansNet100.0100.0100.099.4100.098.9100.0100.0100.095.991.2100.0100.0100.0100.0100.0100.094.4100.0100.0100.0

us-gaap:ImpairedFinancingReceivableInterestIncomeCashBasisMethod

us-gaap:ImpairedFinancingReceivableInterestIncomeCashBasisMethod


Impaired
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1.01.02.01.00.00.01.00.01.01.00.01.00.01.00.01.01.00.01.01.01.01.01.02.52.8253.4592.9162.751134.17586.703-14.02427298.7085.0931.8918.483
Percentage of ImpairedFinancingReceivableInterestIncomeCashBasisMethod100.0100.0100.0100.00.00.0100.00.0100.0100.00.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill

us-gaap:ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill


Impairment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3.03.03.03.04.03.04.03.04.04.05.01.01.00.0
Percentage of ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:IncreaseDecreaseInDeposits

us-gaap:IncreaseDecreaseInDeposits


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-759.0-553.02720471846906-599.013299631073-968.01001600439-227.046650-155.0-570.0800102534-202.048899480-165.79590333169-508.959-820.782-377.224-447.004-1194.874566323909233723-343.883-249.189-563.844307
Percentage of IncreaseDecreaseInDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInLoansFromOtherFederalHomeLoanBanks

us-gaap:IncreaseDecreaseInLoansFromOtherFederalHomeLoanBanks


Increase
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value0.00.02003500.02002501000.00.00.02001051500.00.0502451500.015164775592255255
Percentage of IncreaseDecreaseInLoansFromOtherFederalHomeLoanBanks0.00.0100.0100.00.0100.0100.0100.00.00.00.0100.0100.0100.00.00.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value772800.0622240.06753.0347060.0333060.0534060.010144.0626300.0615740.0692470.0-15457.0732240.0766860.0957730.017971.01024600.01037100.01101800.058865.0988780.0826900.0782050.091467.0432000.0429660.0157110.000277000.0024000.0210000.0182000.0189000.076000.0431000.0442000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestAndDividendIncomeOperating

us-gaap:InterestAndDividendIncomeOperating


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value19820821220620120121320319818018118316715214814012911011110699101959190797275716671788594115119122122126120108111130133137132
Percentage of InterestAndDividendIncomeOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestAndDividendIncomeSecurities

us-gaap:InterestAndDividendIncomeSecurities


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value121214162119161720242221212221202019181617171614151310109.8857.5386.5151.4651.8382.0942.2764.9126.858.5718.9299.6268.9498.0978.7631020
Percentage of InterestAndDividendIncomeSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseDeposits

us-gaap:InterestExpenseDeposits


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value8.010.012162132363835292927211715131212121211111210.0119.38.6468.4617.2395.9886.7121012131517181820222427314041
Percentage of InterestExpenseDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm

us-gaap:InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value3.03.03.03.03.03.03.02.01.01.0-25.07.07.07.07.06.05.06.05.07.08.07.05.06.04.03.10.4810.5910.60.534222424242427
Percentage of InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseOther

us-gaap:InterestExpenseOther


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value3.05.07.05.07.06.07.07.07.07.07.07.07.07.06.07.06.06.06.06.02.02.02.02.02.02.01.7741.6791.6491.6281.661.6651.6431.6521.7011.7531.7381.7781.6931.6111.6171.6061.6522.0172.348
Percentage of InterestExpenseOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseShortTermBorrowings

us-gaap:InterestExpenseShortTermBorrowings


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1.01.00.02.02.0121510.017171818171513119.03.01.01.01.02.0-1.02.00.00.0
Percentage of InterestExpenseShortTermBorrowings100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2272171871486613415214512112615712611610610510198808673809277748668565656-54.1227381535232017-39.9412282.9424-159.24-0.195-36.466-19.79
Percentage of InterestIncomeExpenseAfterProvisionForLoanLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value16-15.0-38.0-69.0-132.0-11.0-1.0-4.0
Percentage of InterestIncomeExpenseAfterProvisionForLoanLoss7.0-6.9-20.3-46.6-200.0-8.2-0.7-2.8

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value14817017516013696111105
Percentage of InterestIncomeExpenseAfterProvisionForLoanLoss65.278.393.6108.1206.171.673.072.4

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value6058475258453739
Percentage of InterestIncomeExpenseAfterProvisionForLoanLoss26.426.725.135.187.933.624.326.9

us-gaap:OperatingSegments, fbc:MortgageServicing


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value3.04.04.05.04.04.05.05.0
Percentage of InterestIncomeExpenseAfterProvisionForLoanLoss1.31.82.13.46.13.03.33.4

us-gaap:LaborAndRelatedExpense

us-gaap:LaborAndRelatedExpense


Labor
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1221441251231161021029890878276808080767172666966685958596058535565696170777267658174656163665951
Percentage of LaborAndRelatedExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LitigationSettlementAmountAwardedToOtherParty us-gaap:LitigationCase

us-gaap:LitigationSettlementAmountAwardedToOtherParty

fbc:DojAgreement


Litigation
Period End2021-03-302012-02-24
Value70118
Percentage of LitigationSettlementAmountAwardedToOtherParty100.0100.0

us-gaap:LoanProcessingFee

us-gaap:LoanProcessingFee


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value222129242520202221171614151416151412151315121214141110108.1997.7358.83310151718151110
Percentage of LoanProcessingFee100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LoanProcessingFee us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1.01.00.00.01.01.00.01.0
Percentage of LoanProcessingFee4.54.80.00.04.05.00.04.5

us-gaap:LoanProcessingFee us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2.01.01.01.01.02.01.01.0
Percentage of LoanProcessingFee9.14.83.44.24.010.05.04.5

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value12111615117.01310.0
Percentage of LoanProcessingFee54.552.455.262.544.035.065.045.5

us-gaap:OperatingSegments, fbc:MortgageServicing


Loan
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value8.08.0128.09.07.06.010.0
Percentage of LoanProcessingFee36.438.141.433.336.035.030.045.5

us-gaap:LossContingencyAccrualCarryingValuePeriodIncreaseDecrease us-gaap:LitigationCase

us-gaap:LossContingencyAccrualCarryingValuePeriodIncreaseDecrease

fbc:DojAgreement


Loss
Period End2021-03-312019-12-312019-09-302019-06-30
Value350.00.0-25.0
Percentage of LossContingencyAccrualCarryingValuePeriodIncreaseDecrease100.00.00.0100.0

us-gaap:LossContingencyAccrualPayments us-gaap:LitigationCase

us-gaap:LossContingencyAccrualPayments

fbc:DojAgreement


Loss
Period End2021-06-30
Value70
Percentage of LossContingencyAccrualPayments100.0

us-gaap:NoninterestExpense

us-gaap:NoninterestExpense


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value289347319305296235245238214191189173177173178171154140142142139137129131138137139179121139388158174196397233169188205150130147162162156129
Percentage of NoninterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestExpense us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Noninterest
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value849511-59.03036
Percentage of NoninterestExpense29.127.43.6-19.912.815.1

us-gaap:NoninterestExpense us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Noninterest
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value2958931497470
Percentage of NoninterestExpense10.016.730.550.331.529.4

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Noninterest
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value13114816016692101
Percentage of NoninterestExpense45.342.752.556.139.142.4

us-gaap:OperatingSegments, fbc:MortgageServicing


Noninterest
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value454641373631
Percentage of NoninterestExpense15.613.313.412.515.313.0

us-gaap:NoninterestExpenseCommissionExpense

us-gaap:NoninterestExpenseCommissionExpense


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value516270726129353825131621251823231610.015161410.08.010.011109.382108.5327.229.4451215172219
Percentage of NoninterestExpenseCommissionExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestExpenseCommissionExpense us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.01.00.01.00.01.01.0
Percentage of NoninterestExpenseCommissionExpense2.01.60.01.40.03.42.9

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5061707161283437
Percentage of NoninterestExpenseCommissionExpense98.098.4100.098.6100.096.697.197.4

us-gaap:NoninterestIncome

us-gaap:NoninterestIncome


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2523243374523781571621711681099810712311112413011610098156128105971281261189885102741131342191842852732402211181125896136144100
Percentage of NoninterestIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestIncome us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value4.04.03.02.02.0-10.0-11.0-9.0
Percentage of NoninterestIncome1.61.20.90.40.5-6.4-6.8-5.3

us-gaap:NoninterestIncome us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1518171611151213
Percentage of NoninterestIncome6.05.65.03.52.99.67.47.6

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value174244255378307104118127
Percentage of NoninterestIncome69.075.375.783.681.266.272.874.3

us-gaap:OperatingSegments, fbc:MortgageServicing


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5958625655454340
Percentage of NoninterestIncome23.417.918.412.414.628.726.523.4

us-gaap:NoninterestIncomeOtherOperatingIncome

us-gaap:NoninterestIncomeOtherOperatingIncome


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value242827232123-75.061936064646051325550529.09.09.0-1.00.97.2859.4537.648-14.5195.2719.458449.329.8838.6868.401126.4937.489-15.9287.1385.5995.267-6.509
Percentage of NoninterestIncomeOtherOperatingIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestIncomeOtherOperatingIncome us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value7.07.06.05.08.06.07.09.0
Percentage of NoninterestIncomeOtherOperatingIncome29.225.022.221.738.126.1-9.314.8

us-gaap:NoninterestIncomeOtherOperatingIncome us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1518181512161618
Percentage of NoninterestIncomeOtherOperatingIncome62.564.366.765.257.169.6-21.329.5

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2.03.03.03.01.01.03.02.0
Percentage of NoninterestIncomeOtherOperatingIncome8.310.711.113.04.84.3-4.03.3

us-gaap:OciBeforeReclassificationsBeforeTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:OciBeforeReclassificationsBeforeTaxAttributableToParent

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-9.0264.02.0-10.0-5.00.00.00.00.0-1.00.09.0197.00.0
Percentage of OciBeforeReclassificationsBeforeTaxAttributableToParent100.0100.0100.0100.0100.0100.00.00.00.00.0100.00.0100.0100.0100.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-2.0-20.0-4.00.02745-4.018222125-11.0-12.0-32.0-21.00.02.00.0-37.01.02.024
Percentage of OciBeforeReclassificationsBeforeTaxAttributableToParent22.2-76.9-100.00.0-270.0-900.00.00.00.00.0-2500.00.0-133.3-168.4-300.00.00.00.00.00.00.00.0

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-8.0213.01.0-7.0-4.00.00.00.00.0-1.00.07.0145.00.0
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent100.0100.0100.0100.0100.0100.00.00.00.00.0100.00.0100.0100.0100.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-2.0-15.0-3.00.02134-3.013171619-9.0-9.0-24.0-13.00.01.00.0-24.01.01.015
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent25.0-71.4-100.00.0-300.0-850.00.00.00.00.0-1900.00.0-128.6-171.4-260.00.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsTax us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsTax

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-1.05.01.01.0-3.0-1.00.00.00.00.00.00.02.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsTax100.0100.0100.0100.0100.0100.00.00.00.00.00.00.0100.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.0-5.0-1.00.06.011-1.05.05.05.06.0-2.0-3.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsTax-0.0-100.0-100.00.0-200.0-1100.00.00.00.00.00.00.0-150.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent


Other
Period End2021-06-302021-03-312020-06-302020-03-31
Value-7.022-6.0-4.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-9.07.01.00.01530-4.0132316-5.0-10.0-2.0-14.0-8.01.0-3.01.013-1.0-8.0-13.0-10.04.0-16.0148.631-7.0718.0183.634-9.263.4411.6441.0020.384-10.3162.10713-3.745-3.718
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-7.0225.00.0-6.0-4.00.00.00.00.0-23.0-1.07.0155.00.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent77.8314.3500.00.0-40.0-13.3-0.00.00.00.0460.010.0-350.0-107.1-62.50.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-2.0-15.0-4.00.02134-4.013231618-9.0-9.0-29.0-13.01.02.00.0-25.0-4.01.015
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent22.2-214.3-400.00.0140.0113.3100.0100.0100.0100.0-360.090.0450.0207.1162.5100.0-66.70.0-192.3400.0-12.5-115.4

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-9.07.01.01530-4.02316-8.01.0-3.01.013-1.0-8.0-13.0-10.0158.631-7.0728.0183.634-9.263.4411.6441.0020.384-10.3162.10713-3.745-3.718
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherInterestAndDividendIncome

us-gaap:OtherInterestAndDividendIncome


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0001000000.01000000.01000000.01000000.01000000.001000000.01000000.00001000000.01000000.000001000000.0200000.0140000.0154000.0118000.0145000.01153000.01709000.01489000.0946000.0674000.0672000.0462000.0412000.0427000.0433000.0957000.0968000.0549000.0505000.0482000.0
Percentage of OtherInterestAndDividendIncome0.00.00.0100.0100.0100.0100.0100.00.0100.0100.00.00.00.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoninterestExpense

us-gaap:OtherNoninterestExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value9412096869484-48.014012410410797979316616114513113913213012713911912612311915997121378136152174391215
Percentage of OtherNoninterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoninterestExpense us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value545112-30.0-103.0-5.05.0-1.0
Percentage of OtherNoninterestExpense57.442.512.5-34.9-109.6-6.0-10.4-0.7

us-gaap:OtherNoninterestExpense us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-1.0254063124444042
Percentage of OtherNoninterestExpense-1.120.841.773.3131.952.4-83.330.0

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2022223256262725
Percentage of OtherNoninterestExpense21.318.322.937.259.631.0-56.217.9

us-gaap:OperatingSegments, fbc:MortgageServicing


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2122222117191614
Percentage of OtherNoninterestExpense22.318.322.924.418.122.6-33.310.0

us-gaap:PaymentsForOriginationAndPurchasesOfLoansHeldForSale

us-gaap:PaymentsForOriginationAndPurchasesOfLoansHeldForSale


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value13652141091325414543122748786946692298541547962239209894778829717954492065768846991878335630458287883736969275251753460965296676382101161112623176191486513054118861034570124870494996747903
Percentage of PaymentsForOriginationAndPurchasesOfLoansHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromFederalHomeLoanBankStock

us-gaap:PaymentsForProceedsFromFederalHomeLoanBankStock


Payments
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value110.00.0713.00.00.00.00.00.00.0394.059218.00.00.02.00.00.0-42.00.0
Percentage of PaymentsForProceedsFromFederalHomeLoanBankStock100.00.00.0100.0100.00.00.00.00.00.00.0100.0100.0100.0100.0100.00.00.0100.00.00.0100.00.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value3.03.05.010.01.00.08.01.03.04.0-4.04.03.07.07.0-3.0-48.04714-5.0-4.0-5.0
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherLoansAndLeases

us-gaap:PaymentsForProceedsFromOtherLoansAndLeases


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-802.0-1337.0-144.0206710211706-396.09432737-105.0-157.0-2.0-2.00.0-26.00.0-44.0-34.0-1.00.0-153.0-75.0-158.0-78.0-433.0-277.0-441.404875.302276277175357-61.645909-20.27981187445.965
Percentage of PaymentsForProceedsFromOtherLoansAndLeases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromProductiveAssets

us-gaap:PaymentsForProceedsFromProductiveAssets


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value10.01413171315151821171815232631178.0191312189.0108.56.748108.2767.7868.9127.334109.379127.8537.3847.15-42.5529.656
Percentage of PaymentsForProceedsFromProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value197861.00.09.0350461167.016292431.04.0311293
Percentage of PaymentsToAcquireAvailableForSaleSecuritiesDebt100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireMortgageServicingRightsMSR

us-gaap:PaymentsToAcquireMortgageServicingRightsMSR


Payments
Period End2021-03-31
Value2000000.0
Percentage of PaymentsToAcquireMortgageServicingRightsMSR100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value189239215181137775547443847475253605254527148383033617053424838301917131534
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value4958635658443826212120252324383734456454423047250.00.0
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value8.06.0-11.0-20.015-3.0-9.05.06.03.04.0-4.00.0-2.0-1.00.00.00.0
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.00.0

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-650.0-1155.01674-1128.0-2487.016761836-221.0-551.0-141.045-641.0-313.0-107.01953954841406875-164.0-381.0-666.019020.00.00.0
Percentage of ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value72641758117134358104242485362774501535965686064573066977096688039736546493332712672
Percentage of ProceedsFromSaleOfAvailableForSaleSecuritiesDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfLoansAndLeasesHeldForInvestment

us-gaap:ProceedsFromSaleOfLoansAndLeasesHeldForInvestment


Proceeds
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value38353940.0395227351051572.0-187.768-44.64-5.965-27.1026.736-431.2-6.531
Percentage of ProceedsFromSaleOfLoansAndLeasesHeldForInvestment100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfLoansHeldForSale

us-gaap:ProceedsFromSaleOfLoansHeldForSale


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value13638137211146713517914176748152361532678321907206133411626369823732564610207143365176458532205483597337903939543042633555401688341235313850179391425613255114741066869894542591493087840
Percentage of ProceedsFromSaleOfLoansHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfMortgageServicingRightsMSR

us-gaap:ProceedsFromSaleOfMortgageServicingRightsMSR


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value232.04.0366.0141.0416749821365735167503414201.0628368317067825.697130.003132891038.3180.016-2.86338440.06.29511
Percentage of ProceedsFromSaleOfMortgageServicingRightsMSR100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0

us-gaap:ProfessionalFees

us-gaap:ProfessionalFees


Professional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value118.0119.05.06.09.06.06.06.09.07.06.06.08.07.08.07.09.05.06.09.09.010.08.09.01015-2.0621379191628213571316
Percentage of ProfessionalFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanLeaseAndOtherLosses

us-gaap:ProvisionForLoanLeaseAndOtherLosses


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-44.0-28.02.032102140.01.0170.0-5.0-2.0-1.00.02.02.0-1.03.01.07.0-3.0-13.0-1.0-1.0-13.0-3.54.9868.0976.15112144.053312050525811463364828225518663
Percentage of ProvisionForLoanLeaseAndOtherLosses100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanLeaseAndOtherLosses us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-43.0-12.04.0371079.0-8.03.0
Percentage of ProvisionForLoanLeaseAndOtherLosses97.742.9200.0115.6104.964.30.0300.0

us-gaap:ProvisionForLoanLeaseAndOtherLosses us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.0-14.00.0-2.0-3.08.03.0
Percentage of ProvisionForLoanLeaseAndOtherLosses-2.350.00.0-6.2-2.957.10.0

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-2.0-2.0-3.0-3.0-2.0-3.05.0-2.0
Percentage of ProvisionForLoanLeaseAndOtherLosses4.57.1-150.0-9.4-2.0-21.40.0-200.0

us-gaap:ProvisionForLoanLossesExpensed

us-gaap:ProvisionForLoanLossesExpensed


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-38.0-24.0-1.028-100.04.00.01.0-17.0
Percentage of ProvisionForLoanLossesExpensed100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:ProvisionForLoanLossesExpensed us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment, fbc:CommercialAndIndustrialLoans


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-17.0-11.010.019-5.02.00.0-2.0-24.0
Percentage of ProvisionForLoanLossesExpensed44.745.8-1000.067.95.050.00.0-200.0141.2

us-gaap:CommercialPortfolioSegment, fbc:CommercialRealEstateLoans


Provision
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-26.0-5.06.0-55.04.05.0-2.01.0
Percentage of ProvisionForLoanLossesExpensed68.4500.021.455.0100.00.0-200.0-5.9

us-gaap:CommercialPortfolioSegment, us-gaap:WarehouseAgreementBorrowings


Provision
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value-1.0-1.04.00.00.0-2.01.0
Percentage of ProvisionForLoanLossesExpensed2.6100.014.3-0.00.0-200.0-5.9

us-gaap:ConsumerPortfolioSegment, fbc:ConsumerOtherFinancingReceivable1


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value6.0-6.02.04.0-19.02.03.0-3.0
Percentage of ProvisionForLoanLossesExpensed-15.825.0-200.014.319.00.0300.017.6

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value4.0-2.0-2.0-6.0-16.0-6.02.08.0
Percentage of ProvisionForLoanLossesExpensed-10.58.3200.0-21.416.00.0200.0-47.1

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-30
Value-4.0-5.0-5.01.0-5.0-2.00.0
Percentage of ProvisionForLoanLossesExpensed10.520.8500.03.65.0-50.0-0.0

us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent fbc:DepositByType

us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent

fbc:CustodialDeposits


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-1.0-1.00.0-1.0-1.00.0
Percentage of ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent100.0100.00.0100.0100.00.0

us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Reclassification
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-1.0-1.0-1.00.00.00.00.0301.00.0-1.00.00.0
Percentage of ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent100.0100.0100.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RepaymentsOfOtherLongTermDebt

us-gaap:RepaymentsOfOtherLongTermDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value0.02460.00.00.03.0
Percentage of RepaymentsOfOtherLongTermDebt0.0100.00.00.00.0100.0

us-gaap:SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOfOtherThan10Or20PercentAdverseChangeInPrepaymentSpeedPercent us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk

us-gaap:SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOfOtherThan10Or20PercentAdverseChangeInPrepaymentSpeedPercent

fbc:ResidentialMortgageServicingRights


Sensitivity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value9.378.6610.5311.360.11780.1204-0.00650.00630.00440.10170.00590.0003-0.00990.09940.00290.00230.00410.090.01-0.007
Percentage of SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOfOtherThan10Or20PercentAdverseChangeInPrepaymentSpeedPercent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ServicingAssetAtFairValueAdditions us-gaap:FinancialInstrument

us-gaap:ServicingAssetAtFairValueAdditions

us-gaap:FirstMortgage


Servicing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value6465598584402039976773100998411075822155516557407477677378685178861101261651311261111016438
Percentage of ServicingAssetAtFairValueAdditions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ServicingAssetAtFairValueDisposals us-gaap:FinancialInstrument

us-gaap:ServicingAssetAtFairValueDisposals

us-gaap:FirstMortgage


Servicing
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value96250.010.0360.0120.045665181141504.01916543170.024327349217069855.8986000.0139941119.5890.0181.5634047
Percentage of ServicingAssetAtFairValueDisposals100.0100.00.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:ServicingAssetAtFairValueOtherChangesInFairValue us-gaap:FinancialInstrument

us-gaap:ServicingAssetAtFairValueOtherChangesInFairValue

us-gaap:FirstMortgage


Servicing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value323935252722293019-11.0-5.0-3.0-4.0-4.0-7.0-5.0-4.0-6.0-17.0-19.0-15.0-11.0-9.0-9.0-11.0-14.6-10.421-8.804-6.8924.909-186.71718-31.64837-253.01945
Percentage of ServicingAssetAtFairValueOtherChangesInFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ServicingAssetAtFairValueOtherChangesInFairValue us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

us-gaap:FirstMortgage, fbc:NetReturnonMortgageServicingAsset


Servicing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value323935252722293019118.03.04.0
Percentage of ServicingAssetAtFairValueOtherChangesInFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0-100.0-160.0-100.0-100.0

us-gaap:ServicingAssetAtFairValuePeriodIncreaseDecrease us-gaap:FinancialInstrument

us-gaap:ServicingAssetAtFairValuePeriodIncreaseDecrease

us-gaap:FirstMortgage


Servicing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-22.0737.02.0-9.0-50.015-28.0-40.0-23.0-22.010.04.0
Percentage of ServicingAssetAtFairValuePeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ServicingAssetAtFairValuePeriodIncreaseDecrease us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

us-gaap:FirstMortgage, fbc:NetReturnonMortgageServicingAsset


Servicing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-22.0737.02.0-9.0-50.015-28.0-40.0-23.0-22.010.04.0
Percentage of ServicingAssetAtFairValuePeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

fbc:RestrictedStockandRestrictedStockUnits


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value30.9730.590.5422.718.483.0832.4818.740.7431.2318.99
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

fbc:RestrictedStockandRestrictedStockUnits


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value44.6640.20.0130.9628.250.23032.15-0.04034.7
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

fbc:RestrictedStockandRestrictedStockUnits


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value32.2934.711.5626.4823.533.0733.6422.063.3626.7317.76
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:CounterpartyName, us-gaap:SubsequentEventType

us-gaap:StockRepurchasedDuringPeriodValue

fbc:MPThriftInvestmentsLP, us-gaap:SubsequentEvent


Stock
Period End2020-10-28
Value150
Percentage of StockRepurchasedDuringPeriodValue100.0

us-gaap:TransferOfPortfolioLoansAndLeasesToHeldForSale1

us-gaap:TransferOfPortfolioLoansAndLeasesToHeldForSale1


Transfer
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value34141044060.0391958430.02731.04.01.0250.00.01060.00.04309012733849827741957.652812881813601.1299311.032862004410320.38335387
Percentage of TransferOfPortfolioLoansAndLeasesToHeldForSale1100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:AverageLoansHeldForSale

fbc:AverageLoansHeldForSale


Average
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-03-312011-12-312010-12-31
Value690274645602564552483786353932664393417042314476426932863416288429092200221818421628151612972156263036163078239319281945
Percentage of AverageLoansHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:AverageLoansHeldForSale us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Average
Period End2021-06-302019-09-30
Value2220
Percentage of AverageLoansHeldForSale0.30.5

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Average
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value68807464425602564552484573766
Percentage of AverageLoansHeldForSale99.7100.00.0100.0100.0100.00.099.5

fbc:BankOwnedLifeInsuranceFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

fbc:BankOwnedLifeInsuranceFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Bank
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value361359358355353351349346344342340338335333330328325273271269267265178176150
Percentage of BankOwnedLifeInsuranceFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:BankOwnedLifeInsuranceFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Bank
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value361359356355353351349346344342340338335333330328325273271269267265178176150
Percentage of BankOwnedLifeInsuranceFairValueDisclosure100.0100.099.4100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Bank
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value361359358355353351349346344342340338335333330328325273271269267265178176150
Percentage of BankOwnedLifeInsuranceFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:CommercialLoansFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

fbc:CommercialLoansFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring, us-gaap:CommercialLoan


Commercial
Period End2021-06-302021-03-312020-12-31
Value243457
Percentage of CommercialLoansFairValueDisclosure100.0100.0100.0

fbc:CommercialLoansFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring, us-gaap:CommercialLoan, us-gaap:CommercialLoan


Commercial
Period End2021-03-312020-12-31
Value3457
Percentage of CommercialLoansFairValueDisclosure100.0100.0

fbc:CommercialLoansFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsNonrecurring, us-gaap:CommercialLoan


Commercial
Period End2021-06-302020-12-31
Value2457
Percentage of CommercialLoansFairValueDisclosure100.0100.0

fbc:CommercialLoansFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FairValueMeasurementsNonrecurring, us-gaap:CommercialLoan, us-gaap:CommercialLoan


Commercial
Period End2021-03-312020-12-31
Value3457
Percentage of CommercialLoansFairValueDisclosure100.0100.0

fbc:ContractualMaturitiesTimeDeposits250000orMore12MonthsThrough24Months

fbc:ContractualMaturitiesTimeDeposits250000orMore12MonthsThrough24Months


Contractual
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value7110113916734179.0
Percentage of ContractualMaturitiesTimeDeposits250000orMore12MonthsThrough24Months100.0100.0100.0100.0100.0100.0100.0

fbc:ContractualMaturitiesTimeDeposits250000orMoreSixMonthsThrough12Months

fbc:ContractualMaturitiesTimeDeposits250000orMoreSixMonthsThrough12Months


Contractual
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value153278229173146173103
Percentage of ContractualMaturitiesTimeDeposits250000orMoreSixMonthsThrough12Months100.0100.0100.0100.0100.0100.0100.0

fbc:ContractualMaturitiesTimeDeposits250000orMoreThreeMonthsThroughSixMonths

fbc:ContractualMaturitiesTimeDeposits250000orMoreThreeMonthsThroughSixMonths


Contractual
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value2202381651281167254
Percentage of ContractualMaturitiesTimeDeposits250000orMoreThreeMonthsThroughSixMonths100.0100.0100.0100.0100.0100.0100.0

fbc:ContractualMaturitiesTimeDeposits250000orMoreThreeMonthsorLess

fbc:ContractualMaturitiesTimeDeposits250000orMoreThreeMonthsorLess


Contractual
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value2202232511591269793
Percentage of ContractualMaturitiesTimeDeposits250000orMoreThreeMonthsorLess100.0100.0100.0100.0100.0100.0100.0

fbc:ContractualMaturitiesTimeDeposits250000orMoreafter24Months

fbc:ContractualMaturitiesTimeDeposits250000orMoreafter24Months


Contractual
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value1935333127375.0
Percentage of ContractualMaturitiesTimeDeposits250000orMoreafter24Months100.0100.0100.0100.0100.0100.0100.0

fbc:DeferredTaxAssetsLeaseLiability

fbc:DeferredTaxAssetsLeaseLiability


Deferred
Period End2020-12-312019-12-312018-12-31
Value6000000.06000000.00
Percentage of DeferredTaxAssetsLeaseLiability100.0100.00.0

fbc:DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsGeneralBusinessReserves

fbc:DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsGeneralBusinessReserves


Deferred
Period End2020-12-312019-12-312018-12-31
Value112.010.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsGeneralBusinessReserves100.0100.0100.0

fbc:DeferredTaxAssetsTaxDeferredExpensesReservesAndAccrualsProvisionForLoanLossesTemporaryDifferenceNotExpectedToReverseThereforeNotIncludedInDeferredTaxAsset

fbc:DeferredTaxAssetsTaxDeferredExpensesReservesAndAccrualsProvisionForLoanLossesTemporaryDifferenceNotExpectedToReverseThereforeNotIncludedInDeferredTaxAsset


Deferred
Period End2020-12-31
Value4000000.0
Percentage of DeferredTaxAssetsTaxDeferredExpensesReservesAndAccrualsProvisionForLoanLossesTemporaryDifferenceNotExpectedToReverseThereforeNotIncludedInDeferredTaxAsset100.0

fbc:DeferredTaxLiabilitiesDeferredExpenseStateAndLocalTaxes

fbc:DeferredTaxLiabilitiesDeferredExpenseStateAndLocalTaxes


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value6000000.07000000.03000000.03000000.0
Percentage of DeferredTaxLiabilitiesDeferredExpenseStateAndLocalTaxes100.0100.0100.0100.0

fbc:DeferredTaxLiabilitiesMarkToMarketAdjustments

fbc:DeferredTaxLiabilitiesMarkToMarketAdjustments


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value4.0121110.0
Percentage of DeferredTaxLiabilitiesMarkToMarketAdjustments100.0100.0100.0100.0

fbc:DeferredTaxLiabilitiesRightofuseAssets

fbc:DeferredTaxLiabilitiesRightofuseAssets


Deferred
Period End2020-12-312019-12-312018-12-31
Value5000000.06000000.00
Percentage of DeferredTaxLiabilitiesRightofuseAssets100.0100.00.0

fbc:DerivativeCollateralRightToReclaimCashMaintenanceMargin

fbc:DerivativeCollateralRightToReclaimCashMaintenanceMargin


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value29303026364129343323
Percentage of DerivativeCollateralRightToReclaimCashMaintenanceMargin100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:DerivativeCollateralRighttoReclaimCashCashCollateral

fbc:DerivativeCollateralRighttoReclaimCashCashCollateral


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value452384567128434233730
Percentage of DerivativeCollateralRighttoReclaimCashCashCollateral100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:DerivativeCollateralRighttoReclaimCashIrrespectiveofPosition us-gaap:HedgingDesignation

fbc:DerivativeCollateralRighttoReclaimCashIrrespectiveofPosition

us-gaap:Nondesignated


Derivative
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value843444304.0307.07.0
Percentage of DerivativeCollateralRighttoReclaimCashIrrespectiveofPosition100.0100.0100.0100.0100.0100.0100.0100.0

fbc:FairValueOptionContractualPrincipalOutstandingAssets

fbc:FairValueOptionContractualPrincipalOutstandingAssets


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312010-12-31
Value568968626727514653764168507339993206371836194712416046474188476343474394319633183034258125852215215521731380160514651584137720182513243327542899210315922360
Percentage of FairValueOptionContractualPrincipalOutstandingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:FairValueOptionContractualPrincipalOutstandingAssets us-gaap:FinancialInstrument

fbc:LoansHeldForSale


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-31
Value56676847671351315363415550603987319537063607469941464633417347464331437831053219292224521144
Percentage of FairValueOptionContractualPrincipalOutstandingAssets99.699.899.899.799.899.799.799.799.799.799.799.799.799.799.699.699.699.697.297.096.394.982.9

us-gaap:LoansReceivable


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-31
Value2215141513131312111212131414151716169199112133236
Percentage of FairValueOptionContractualPrincipalOutstandingAssets0.40.20.20.30.20.30.30.30.30.30.30.30.30.30.40.40.40.42.83.03.75.117.1

fbc:FairValueOptionContractualPrincipalOutstandingAssets us-gaap:FinancialInstrument, us-gaap:InternalCreditAssessment

fbc:LoansHeldForSale, us-gaap:NonperformingFinancingReceivable


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-31
Value9.09.09.06.06.04.03.01110.08.06.07.07.07.06.04.04.0162.02.01.01.00.0
Percentage of FairValueOptionContractualPrincipalOutstandingAssets0.20.10.10.10.10.10.10.30.30.20.20.10.20.20.10.10.10.40.10.10.00.00.0

fbc:LoansHeldForSale, us-gaap:PerformingFinancingReceivable


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-31
Value56586838670451255357415150573976318536983601469241394626416747424327436231033217292124511144
Percentage of FairValueOptionContractualPrincipalOutstandingAssets99.599.799.799.699.699.699.799.499.399.599.599.699.599.599.599.699.599.397.197.096.394.882.9

us-gaap:LoansReceivable, us-gaap:NonperformingFinancingReceivable


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-31
Value10.010.09.09.06.05.05.05.04.04.04.05.05.05.05.06.06.06.01918222111
Percentage of FairValueOptionContractualPrincipalOutstandingAssets0.20.10.10.20.10.10.10.10.10.10.10.10.10.10.10.10.10.10.60.50.70.80.8

us-gaap:LoansReceivable, us-gaap:PerformingFinancingReceivable


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-31
Value125.05.06.07.08.08.07.07.08.08.08.09.09.010.01110.010.0728190112225
Percentage of FairValueOptionContractualPrincipalOutstandingAssets0.20.10.10.10.10.20.20.20.20.20.20.20.20.20.20.20.20.22.32.43.04.316.3

fbc:FairValueOptionContractualPrincipalOutstandingAssets us-gaap:InternalCreditAssessment

us-gaap:NonperformingFinancingReceivable


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value19191815129.08.016141210.01212121110.010.022212023222219171210119.4229.769102.9832.2433.27
Percentage of FairValueOptionContractualPrincipalOutstandingAssets0.30.30.30.30.20.20.20.40.40.30.30.30.30.30.30.20.20.50.70.60.80.90.90.90.80.60.80.70.60.60.80.10.10.2

us-gaap:PerformingFinancingReceivable


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value5670684367095131536441595065398331923706360947004148463541774753433743723175329830112559256321962138216113691594145615741367201527521589
Percentage of FairValueOptionContractualPrincipalOutstandingAssets99.799.799.799.799.899.899.899.699.699.799.799.799.799.799.799.899.899.599.399.499.299.199.199.199.299.499.299.399.499.499.299.999.999.8

fbc:FairValueOptionContractualPrincipalOutstandingLiabilities us-gaap:FinancialInstrument

fbc:FairValueOptionContractualPrincipalOutstandingLiabilities

fbc:LitigationSettlementLiability


Fair
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312014-12-31
Value70118118118118118118118118118118118118118118118118118118118118
Percentage of FairValueOptionContractualPrincipalOutstandingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:FairValueOptionLoansHeldforInvestment

fbc:FairValueOptionLoansHeldforInvestment


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-06-302012-12-31
Value2.02.03.02.02.02.03.02.03.03.03.03.03.03.03.03.01.02526303332313030293030318.926120
Percentage of FairValueOptionLoansHeldforInvestment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:FederalHomeLoanBankAdvanceMaturityAfterYearFour

fbc:FederalHomeLoanBankAdvanceMaturityAfterYearFour


Federal
Period End2020-12-31
Value400
Percentage of FederalHomeLoanBankAdvanceMaturityAfterYearFour100.0

fbc:FinancingReceivableExcludingLoansMeasuredAtFairValueOption us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

fbc:FinancingReceivableExcludingLoansMeasuredAtFairValueOption

fbc:FICOScore700To750, us-gaap:ConsumerPortfolioSegment, fbc:OtherConsumerLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value289250252265292
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption100.0100.0100.0100.0100.0

fbc:FICOScore700To750, us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value547637700748802
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption189.3254.8277.8282.3274.7

fbc:FICOScore700To750, us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value284324340367388
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption98.3129.6134.9138.5132.9

fbc:FICOScoreGreaterThan750, us-gaap:ConsumerPortfolioSegment, fbc:OtherConsumerLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value814766721678541
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption281.7306.4286.1255.8185.3

fbc:FICOScoreGreaterThan750, us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value9121043125114191600
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption315.6417.2496.4535.5547.9

fbc:FICOScoreGreaterThan750, us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value313320364391412
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption108.3128.0144.4147.5141.1

fbc:FICOScoreLessThan700, us-gaap:ConsumerPortfolioSegment, fbc:OtherConsumerLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value3033313065
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption10.413.212.311.322.3

fbc:FICOScoreLessThan700, us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value319302300292300
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption110.4120.8119.0110.2102.7

fbc:FICOScoreLessThan700, us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value119136150164176
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption41.254.459.561.960.3

fbc:FinancingReceivableExcludingLoansMeasuredAtFairValueOption us-gaap:FinancingReceivablePortfolioSegment

us-gaap:ConsumerPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value362738114109435445764895
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption1255.01524.41630.61643.01567.10.0

fbc:FinancingReceivableExcludingLoansMeasuredAtFairValueOption us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:ConsumerPortfolioSegment, fbc:ResidentialFirstMortgageAndHomeEquity


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value24942762310533813678
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption863.01104.81232.11275.81259.6

fbc:FinancingReceivableExcludingLoansMeasuredAtFairValueOption us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment

us-gaap:ConsumerPortfolioSegment, fbc:OtherConsumerLoans, us-gaap:Pass


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value113010451000972896727
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption391.0418.0396.8366.8306.80.0

us-gaap:ConsumerPortfolioSegment, fbc:OtherConsumerLoans, us-gaap:Substandard


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value3.03.03.01.01.01.0
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption1.01.21.20.40.30.0

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage, fbc:Watch


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value5.02221192523
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption1.78.88.37.28.60.0

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage, us-gaap:Pass


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value173519342205241026553107
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption600.3773.6875.0909.4909.20.0

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage, us-gaap:Substandard


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value382625302215
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption13.110.49.911.37.50.0

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan, fbc:Watch


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value1.01113121416
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption0.34.45.24.54.80.0

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan, us-gaap:Pass


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value7097638389089591002
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption245.3305.2332.5342.6328.40.0

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan, us-gaap:Substandard


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value6.06.03.02.03.03.0
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption2.12.41.20.81.00.0

fbc:FinancingReceivableExcludingLoansMeasuredAtFairValueOption us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanToValue

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage, fbc:DebttoValeRatio55to70Percent


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value351431465531580
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption121.5172.4184.5200.4198.6

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage, fbc:DebttoValueRatio71to90Percent


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value613687824884942
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption212.1274.8327.0333.6322.6

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage, fbc:DebttoValueRatio90to100Percent


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value473490524544586
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption163.7196.0207.9205.3200.7

us-gaap:ConsumerPortfolioSegment, us-gaap:FirstMortgage, fbc:DebttoValueRatioLessthan55Percent


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value341374438500594
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption118.0149.6173.8188.7203.4

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan, fbc:DebttoValueRatio71to90Percent


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value516579634693741
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption178.5231.6251.6261.5253.8

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan, fbc:DebttoValueRatio90to100Percent


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value10.012121518
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption3.54.84.85.76.2

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan, fbc:DebttoValueRatioLessthanorEqualto70Percent


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value190189208214217
Percentage of FinancingReceivableExcludingLoansMeasuredAtFairValueOption65.775.682.580.874.3

fbc:FinancingReceivableModificationsLoansandLeasesReceivableAllowance

fbc:FinancingReceivableModificationsLoansandLeasesReceivableAllowance


Financing
Period End2020-12-312019-12-312018-12-31
Value5000000.08000000.010000000.0
Percentage of FinancingReceivableModificationsLoansandLeasesReceivableAllowance100.0100.0100.0

fbc:FirstMortgageLoansFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

fbc:FirstMortgageLoansFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage


First
Period End2020-12-31
Value30
Percentage of FirstMortgageLoansFairValueDisclosure100.0

fbc:FirstMortgageLoansFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage, us-gaap:FirstMortgage


First
Period End2021-03-312020-12-31
Value10830
Percentage of FirstMortgageLoansFairValueDisclosure0.0100.0

fbc:FirstMortgageLoansFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage


First
Period End2020-12-31
Value30
Percentage of FirstMortgageLoansFairValueDisclosure100.0

fbc:FirstMortgageLoansFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage, us-gaap:FirstMortgage


First
Period End2021-03-312020-12-31
Value10830
Percentage of FirstMortgageLoansFairValueDisclosure0.0100.0

fbc:ImpairedFinancingReceivableFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

fbc:ImpairedFinancingReceivableFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring, fbc:ImpairedFirstMortgage


Impaired
Period End2021-06-302020-12-31
Value2624
Percentage of ImpairedFinancingReceivableFairValueDisclosure100.0100.0

fbc:ImpairedFinancingReceivableFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage, us-gaap:FirstMortgage


Impaired
Period End2020-12-312020-09-302020-06-302019-12-31
Value24212114
Percentage of ImpairedFinancingReceivableFairValueDisclosure100.00.00.00.0

fbc:ImpairedFinancingReceivableFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsNonrecurring, fbc:ImpairedFirstMortgage


Impaired
Period End2021-06-302020-12-31
Value2624
Percentage of ImpairedFinancingReceivableFairValueDisclosure100.0100.0

fbc:ImpairedFinancingReceivableFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage, us-gaap:FirstMortgage


Impaired
Period End2020-12-312020-09-302020-06-302019-12-31
Value24212114
Percentage of ImpairedFinancingReceivableFairValueDisclosure100.00.00.00.0

fbc:InvestmentAssetsPercentageofTotal

fbc:InvestmentAssetsPercentageofTotal


Investment
Period End2021-06-302021-03-312020-12-312020-09-30
Value91.093.094.094.0
Percentage of InvestmentAssetsPercentageofTotal100.0100.0100.0100.0

fbc:InvestmentInSubsidiaries us-gaap:ConsolidatedEntities

fbc:InvestmentInSubsidiaries

srt:ParentCompany


Investment
Period End2020-12-312019-12-312018-12-312017-12-31
Value2551203118361676
Percentage of InvestmentInSubsidiaries100.0100.0100.0100.0

fbc:LetterofCreditReserveAmount

fbc:LetterofCreditReserveAmount


Letterof
Period End2021-06-302021-03-312020-12-312019-12-312019-09-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value1824283.03.03.03.03.03.03.03.03.02.03.03.03.03.03.02.02.02.01.01.40.1
Percentage of LetterofCreditReserveAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:LiabilityForPaymentsInExchangeOfSupplementalEmployeeRetirementPlan us-gaap:Range, us-gaap:TitleOfIndividual

fbc:LiabilityForPaymentsInExchangeOfSupplementalEmployeeRetirementPlan

srt:Maximum, srt:ChiefExecutiveOfficer


Liability
Period End2021-06-30
Value6000000.0
Percentage of LiabilityForPaymentsInExchangeOfSupplementalEmployeeRetirementPlan100.0

fbc:LitigationSettlementFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

fbc:LitigationSettlementFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Litigation
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value70353535353535356060606060606060606060848484848482818078-94.093-28.47231919191918
Percentage of LitigationSettlementFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:LitigationSettlementFairValueDisclosure us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:FairValueMeasurementsRecurring


Litigation
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value70353535353535356060606060606060606060848484848482828093
Percentage of LitigationSettlementFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.5100.0100.0

fbc:LitigationSettlementatFairValueAmount us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

fbc:LitigationSettlementatFairValueAmount

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, fbc:LitigationSettlementLiability


Litigation
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value703535353535353560606060
Percentage of LitigationSettlementatFairValueAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:LoansHeldforInvestmentFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

fbc:LoansHeldforInvestmentFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring, fbc:ForeclosedAssets


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value6.08.08.06.07.010.010.09.09.08.07.07.08.0
Percentage of LoansHeldforInvestmentFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value26242421211514141413121221
Percentage of LoansHeldforInvestmentFairValueDisclosure433.3300.0300.0350.0300.0150.0140.0155.6155.6162.5171.4171.4262.5

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:HomeEquityLoan


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value2.02.02.02.02.02.02.02.02.02.02.03.04.0
Percentage of LoansHeldforInvestmentFairValueDisclosure33.325.025.033.328.620.020.022.222.225.028.642.950.0

fbc:LoansHeldforinvestmentMeasurementInput us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:MeasurementInputType

fbc:LoansHeldforinvestmentMeasurementInput

srt:Maximum, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage, us-gaap:MeasurementInputLossSeverity


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value100.0100.0100.0100.01.00.40.30.30.30.30.30.30.3
Percentage of LoansHeldforinvestmentMeasurementInput100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:Maximum, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:HomeEquityLoan, us-gaap:MeasurementInputConstantPrepaymentRate


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value18.918.918.934.70.2590.0940.1950.290.2060.1880.2030.2290.077
Percentage of LoansHeldforinvestmentMeasurementInput18.918.918.934.725.923.565.096.768.762.767.776.325.7

srt:Maximum, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:HomeEquityLoan, us-gaap:MeasurementInputDefaultRate


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value2.32.32.32.60.030.0330.040.0440.0450.0450.0460.0450.045
Percentage of LoansHeldforinvestmentMeasurementInput2.32.32.32.63.08.213.314.715.015.015.315.015.0

srt:Maximum, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:HomeEquityLoan, us-gaap:MeasurementInputDiscountRate


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value10.810.810.810.80.1080.1080.1080.1080.1080.1080.1080.1080.108
Percentage of LoansHeldforinvestmentMeasurementInput10.810.810.810.810.827.036.036.036.036.036.036.036.0

srt:Minimum, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage, us-gaap:MeasurementInputLossSeverity


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value0000000.250.250.250.250.250.250.25
Percentage of LoansHeldforinvestmentMeasurementInput0.00.00.00.00.00.083.383.383.383.383.383.383.3

srt:Minimum, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:HomeEquityLoan, us-gaap:MeasurementInputConstantPrepaymentRate


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value12.612.612.623.10.1730.0640.130.1930.1380.1250.1360.1530.051
Percentage of LoansHeldforinvestmentMeasurementInput12.612.612.623.117.316.043.364.346.041.745.351.017.0

srt:Minimum, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:HomeEquityLoan, us-gaap:MeasurementInputDefaultRate


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1.51.51.51.70.020.0220.0270.030.030.030.030.030.03
Percentage of LoansHeldforinvestmentMeasurementInput1.51.51.51.72.05.59.010.010.010.010.010.010.0

srt:Minimum, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:HomeEquityLoan, us-gaap:MeasurementInputDiscountRate


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value7.27.27.27.20.0720.0720.0720.0720.0720.0720.0720.0720.072
Percentage of LoansHeldforinvestmentMeasurementInput7.27.27.27.27.218.024.024.024.024.024.024.024.0

srt:WeightedAverage, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring, us-gaap:FirstMortgage, us-gaap:MeasurementInputLossSeverity


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value31.514.312.812.40.1320.0630.2590.2610.2540.2670.2830.2830.279
Percentage of LoansHeldforinvestmentMeasurementInput31.514.312.812.413.215.786.387.084.789.094.394.393.0

srt:WeightedAverage, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:HomeEquityLoan, us-gaap:MeasurementInputConstantPrepaymentRate


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value15.815.815.828.90.2160.0780.1620.24150.1720.1560.1690.1910.064
Percentage of LoansHeldforinvestmentMeasurementInput15.815.815.828.921.619.554.080.557.352.056.363.721.3

srt:WeightedAverage, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:HomeEquityLoan, us-gaap:MeasurementInputDefaultRate


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1.91.91.92.20.0250.0280.0330.0370.0370.0370.0380.0360.036
Percentage of LoansHeldforinvestmentMeasurementInput1.91.91.92.22.57.011.012.312.312.312.712.012.0

srt:WeightedAverage, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:HomeEquityLoan, us-gaap:MeasurementInputDiscountRate


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value9.09.09.09.00.090.090.090.090.090.090.090.090.09
Percentage of LoansHeldforinvestmentMeasurementInput9.09.09.09.09.022.530.030.030.030.030.030.030.0

fbc:LoansRepurchasedWithGovernmentGuarantees

fbc:LoansRepurchasedWithGovernmentGuarantees


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value222624572516250017918147366075074703923052782862712532783223654044624855095927041128119112171266127312311500160418411931199920021899174517111674
Percentage of LoansRepurchasedWithGovernmentGuarantees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:LoansRepurchasedWithGovernmentGuaranteesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

fbc:LoansRepurchasedWithGovernmentGuaranteesFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value219124372498248017397887075834884513742742652742612452693113543914224474694945736831094115511821229121211651704
Percentage of LoansRepurchasedWithGovernmentGuaranteesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:LoansRepurchasedWithGovernmentGuaranteesFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value222624572516250017918147366075074703923052782862712532783223654044354624855095927041128119112171266127312311841
Percentage of LoansRepurchasedWithGovernmentGuaranteesFairValueDisclosure101.6100.8100.7100.8103.0103.3104.1104.1103.9104.2104.8111.3104.9104.4103.8103.3103.3103.5103.1103.3103.1103.4103.4103.0103.3103.1103.1103.1103.0103.0105.0105.7108.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value219124372498248017397887075834884513742742652742612452693113543914224474694945736831094115511821229121211651704
Percentage of LoansRepurchasedWithGovernmentGuaranteesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:NumberOfBranches

fbc:NumberOfBranches


Number
Period End2021-04-26
Value400.0
Percentage of NumberOfBranches100.0

fbc:NumberOfBranches us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Number
Period End2021-04-26
Value400.0
Percentage of NumberOfBranches100.0

fbc:RepresentationAndWarrantyReserve

fbc:RepresentationAndWarrantyReserve


Representation
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value7.05.07.015162023273236404045485353575048541741851851932021611421208579797966
Percentage of RepresentationAndWarrantyReserve100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:RepurchaseOption

fbc:RepurchaseOption


Repurchase
Period End2021-06-302021-03-312020-12-312020-09-30
Value1000180019001800
Percentage of RepurchaseOption100.0100.0100.0100.0

fbc:SegmentReportingInformationAverageDeposits

fbc:SegmentReportingInformationAverageDeposits


Segment
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-03-312011-12-312010-12-31
Value1907020043195611771515795158171416012906113361041493719005873987959126863180508260613059855788544552305906649269856839664866617247
Percentage of SegmentReportingInformationAverageDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:SegmentReportingInformationAverageDeposits us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Segment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value117410676996774658434748
Percentage of SegmentReportingInformationAverageDeposits6.25.30.04.94.23.70.04.7

fbc:SegmentReportingInformationAverageDeposits us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Segment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value11694118041791126510747104345410513
Percentage of SegmentReportingInformationAverageDeposits61.358.90.057.660.766.10.066.5

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Segment
Period End2021-06-302021-03-31
Value2315
Percentage of SegmentReportingInformationAverageDeposits0.10.1

us-gaap:OperatingSegments, fbc:MortgageServicing


Segment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value617971575987329622247773154556
Percentage of SegmentReportingInformationAverageDeposits32.435.70.037.535.130.20.028.8

fbc:SegmentReportingInformationAverageLoansHeldForInvestment

fbc:SegmentReportingInformationAverageLoansHeldForInvestment


Segment
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-03-312011-12-312010-12-31
Value1368914915148391359611823117431064491978908841674876803622456395848556956685412493842934087390238644050451448346520674662037242
Percentage of SegmentReportingInformationAverageLoansHeldForInvestment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:SegmentReportingInformationAverageLoansHeldForInvestment us-gaap:ConsolidationItems

fbc:CorporateAndReconcilingItems


Segment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value24301.03030300.029
Percentage of SegmentReportingInformationAverageLoansHeldForInvestment0.20.20.00.20.20.30.00.2

fbc:SegmentReportingInformationAverageLoansHeldForInvestment us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, fbc:CommunityBankingSegment


Segment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value118271280667412311108788898-2589.011681
Percentage of SegmentReportingInformationAverageLoansHeldForInvestment86.485.90.083.080.075.30.099.5

us-gaap:OperatingSegments, fbc:MortgageOriginationSegment


Segment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value18382079-102.0249826882895300533
Percentage of SegmentReportingInformationAverageLoansHeldForInvestment13.413.90.016.819.824.50.00.3

fbc:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof10PercentAdverseChangeinOptionAdjustedSpread us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk

fbc:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof10PercentAdverseChangeinOptionAdjustedSpread

fbc:ResidentialMortgageServicingRights


Sensitivity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value334419321316256220284280308270284308253234286242176289326295293287
Percentage of SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof10PercentAdverseChangeinOptionAdjustedSpread100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof20PercentAdverseChangeinOptionAdjustedSpread us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk

fbc:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof20PercentAdverseChangeinOptionAdjustedSpread

fbc:ResidentialMortgageServicingRights


Sensitivity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value326410313310251217280276303266280304250231282238172284318288285279
Percentage of SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof20PercentAdverseChangeinOptionAdjustedSpread100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:SensitivityAnalysisofFairValuesTransferorsInterestsinTransferredFinancialAssetsImpactofOtherthan10or20PercentAdverseChangeinOtherAssumptionPerLoan us-gaap:ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRisk

fbc:SensitivityAnalysisofFairValuesTransferorsInterestsinTransferredFinancialAssetsImpactofOtherthan10or20PercentAdverseChangeinOtherAssumptionPerLoan

fbc:ResidentialMortgageServicingRights


Sensitivity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value80.5880.6581.2481.6883.0884.5984.4184.6285.185.57
Percentage of SensitivityAnalysisofFairValuesTransferorsInterestsinTransferredFinancialAssetsImpactofOtherthan10or20PercentAdverseChangeinOtherAssumptionPerLoan100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:TierOneCommonEquity

fbc:TierOneCommonEquity


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value232221832030201617811639148014281321128012651300128512351216120811961071108410561086103210651024954909
Percentage of TierOneCommonEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

fbc:TierOneCommonEquity us-gaap:ConsolidatedEntities

srt:Subsidiaries


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value2464252323902212196919001752174716331641157416171531
Percentage of TierOneCommonEquity106.1115.6117.7109.7110.6115.9118.4122.3123.6128.2124.4124.4125.9

fbc:TierOneCommonEquityRequiredforCapitalAdequacy

fbc:TierOneCommonEquityRequiredforCapitalAdequacy


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30