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ASU 2016-13 Transition [Abstract]

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Name	Asu201613TransitionAbstract
Namespace	http://fasb.org/us-gaap/2022
Prefix	us-gaap
Data type	xbrli:stringItemType
Period type	duration
Substitution Group	xbrli:item
Balance	None
Nillable	True
Abstract	True

Text	Lang	Role	Container role
ASU 2016-13 Transition [Abstract]	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link

Name	Relation Type	Role
Accounting for Certain Loans and Debt Securities Acquired in Transfer Disclosure [Text Block] `us-gaap:AccountingForCertainLoansAndDebtSecuritiesAcquiredInTransferDisclosureTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Accumulated Other Comprehensive Income (Loss), Other than Temporary Impairment, Not Credit Loss, Net of Tax, Available-for-Sale, Debt Securities `us-gaap:AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxAvailableforsaleDebtSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Accumulated Other Comprehensive Income (Loss), Other than Temporary Impairment, Not Credit Loss, Net of Tax, Debt Securities `us-gaap:AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxDebtSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Accumulated Other Comprehensive Income (Loss), Other than Temporary Impairment, Not Credit Loss, Net of Tax, Debt Securities [Abstract] `us-gaap:AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxDebtSecuritiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Accumulated Other Comprehensive Income (Loss), Other than Temporary Impairment, Not Credit Loss, Net of Tax, Held-to-Maturity, Debt Securities `us-gaap:AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxHeldtomaturityDebtSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Accumulated Other-than-Temporary Impairment Attributable to Noncontrolling Interest [Member] `us-gaap:AccumulatedOtherThanTemporaryImpairmentAttributableToNoncontrollingInterestMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Accumulated Other-than-Temporary Impairment Attributable to Parent [Member] `us-gaap:AccumulatedOtherThanTemporaryImpairmentMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Accumulated Other-than-Temporary Impairment Including Portion Attributable to Noncontrolling Interest [Member] `us-gaap:AccumulatedOtherthanTemporaryImpairmentIncludingPortionAttributableToNoncontrollingInterestMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
All Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities, Not Accounted for Using Income Recognition Model, at Carrying Value `us-gaap:AllCertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelAtCarryingValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
All Certain Loans Acquired in Transfer Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model, End of Period, at Carrying Value `us-gaap:AllCertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelEndOfPeriodAtCarryingValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
All Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model `us-gaap:AllCertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesNotAccountedForUsingIncomeRecognitionModel`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Allowance for Loan and Lease Losses, Adjustments, Other `us-gaap:AllowanceForLoanAndLeaseLossesAdjustmentsNet`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Allowance for Loan and Lease Losses, Foreign Currency Translation `us-gaap:AllowanceForLoanAndLeaseLossesForeignCurrencyTranslation`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Allowance for Loan and Lease Losses, Loans Acquired `us-gaap:AllowanceForLoanAndLeaseLossesLoansAcquired`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Allowance for Loan and Lease Losses, Loans Sold `us-gaap:AllowanceForLoanAndLeaseLossesLoansSold`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Allowance for Loan and Lease Losses, Period Increase (Decrease) `us-gaap:AllowanceForLoanAndLeaseLossesPeriodIncreaseDecrease`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Allowance for Loan and Lease Losses [Roll Forward] `us-gaap:AllowanceForLoanAndLeaseLossesRollForward`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Allowance for Loan and Lease Losses, Write-offs `us-gaap:AllowanceForLoanAndLeaseLossesWriteOffs`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Allowance for Loan and Lease Losses Write-offs, Net `us-gaap:AllowanceForLoanAndLeaseLossesWriteoffsNet`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Allowance for Loan and Lease Loss, Recovery of Bad Debts `us-gaap:AllowanceForLoanAndLeaseLossRecoveryOfBadDebts`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract] `us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionQualitativeDisclosureAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Cause `us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureCause`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Nature `us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNature`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other `us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOther`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Initial Investment `us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherVintage`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Default Rate `us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherDefaultRate`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Delinquency Rate `us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherDelinquencyRate`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Fair Value Volatility, Rate `us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherFairValueVolatilityRate`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Key Performance Indicator [Abstract] `us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherKeyPerformanceIndicatorAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Level of Subordination `us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherLevelOfSubordination`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Loan to Collateral Value `us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherLoanToCollateralValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Percentage of Nonperforming Assets `us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherPercentageOfNonperformingAssets`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Third-Party Guarantees, Amount `us-gaap:AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherThirdPartyGuaranteesAmount`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Severity `us-gaap:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureSeverity`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Available-for-Sale Securities [Member] `us-gaap:AvailableforsaleSecuritiesMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities [Abstract] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities, Carrying Amount, Net `us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesCarryingAmountNet`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities, Acquired [Abstract] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAcquiredDuringPeriodAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities, Acquired, at Acquisition, at Fair Value `us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities, Acquired, Cash Flows Expected to be Collected at Acquisition `us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities, Acquired, Contractually Required Payments Receivable at Acquisition `us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition, at Carrying Value `us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesAcquiredDuringPeriodNotAccountedForUsingIncomeRecognitionModelAtAcquisitionAtCarryingValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities, Not Accounted for Using Income Recognition Model [Abstract] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities, Other-than-Temporary Impairment Charges, Credit Loss `us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableforsaleDebtSecuritiesOtherthanTemporaryImpairmentChargesCreditLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Available-for-Sale Debt Securities, Outstanding Balance `us-gaap:CertainLoansAcquiredInTransferAccountedForAsAvailableForSaleDebtSecuritiesOutstandingBalance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Other-than-Temporary Impairment Charges, Credit Loss `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesOtherthanTemporaryImpairmentChargesCreditLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Other-than-Temporary Impairment Charges, Credit Loss [Abstract] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesOtherThanTemporaryImpairmentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities [Abstract] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Accretion `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Additions `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAdditions`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Disposals of Loans `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldDisposalsOfLoans`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities Accretable Yield Movement Schedule [Line Items] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities Accretable Yield Movement Schedule [Table] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleTable`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Period Increase (Decrease) `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldPeriodIncreaseDecrease`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Reclassifications from Nonaccretable Difference `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Reclassifications to Nonaccretable Difference `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToNonaccretableDifference`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period [Abstract] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAcquiredDuringPeriodAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition, at Carrying Value `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAcquiredDuringPeriodNotAccountedForUsingIncomeRecognitionModelAtAcquisitionAtCarryingValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Carrying Amount, Net `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesCarryingAmountNet`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model [Abstract] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model [Line Items] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model [Table] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelTable`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Outstanding Balance `us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesOutstandingBalance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Held-to-Maturity Debt Securities [Abstract] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Held-to-Maturity Debt Securities, Acquired During Period [Abstract] `us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAcquiredDuringPeriodAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Held-to-Maturity Debt Securities, Acquired During Period, at Acquisition, at Fair Value `us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Held-to-Maturity Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition `us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Held-to-Maturity Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition `us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Held-to-Maturity Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition, at Carrying Value `us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesAcquiredDuringPeriodNotAccountedForUsingIncomeRecognitionModelAtAcquisitionAtCarryingValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Held-to-Maturity Debt Securities, Carrying Amount, Net `us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesCarryingAmountNet`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Held-to-Maturity Debt Securities, Other-than-Temporary Impairment Charges, Credit Loss `us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldtomaturityDebtSecuritiesOtherthanTemporaryImpairmentChargesCreditLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Accounted for as Held-to-Maturity Debt Securities, Outstanding Balance `us-gaap:CertainLoansAcquiredInTransferAccountedForAsHeldToMaturityDebtSecuritiesOutstandingBalance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer, Accretable Yield `us-gaap:CertainLoansAcquiredInTransferAccretableYield`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer, Nonaccretable Difference `us-gaap:CertainLoansAcquiredInTransferNonaccretableDifference`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities [Abstract] `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Additions `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAdditions`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Accretion `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Disposals of Loans `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldDisposalsOfLoans`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward] `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Period Increase (Decrease) `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldPeriodIncreaseDecrease`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Reclassifications from Nonaccretable Difference `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Reclassifications to Nonaccretable Difference `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToNonaccretableDifference`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Reclassifications (to) from Nonaccretable Difference `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Transfers to Loans Held-for-sale `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldTransfersToLoansHeldForSale`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Reclassifications (to) from Nonaccretable Difference [Abstract] `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifferenceAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period [Abstract] `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities Acquired During Period [Line Items] `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities Acquired During Period [Table] `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodTable`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities Acquired During Period [Table Text Block] `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodTableTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Commercial, at Acquisition, at Fair Value `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCommercialAtAcquisitionAtFairValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Commercial, Cash Flows Expected to be Collected at Acquisition `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCommercialCashFlowsExpectedToBeCollectedAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Commercial, Contractually Required Payments Receivable at Acquisition `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCommercialContractuallyRequiredPaymentsReceivableAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Consumer, at Acquisition, at Fair Value `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodConsumerAtAcquisitionAtFairValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Consumer, Cash Flows Expected to be Collected at Acquisition `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodConsumerCashFlowsExpectedToBeCollectedAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Consumer, Contractually Required Payments Receivable at Acquisition `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodConsumerContractuallyRequiredPaymentsReceivableAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Consumer, Outstanding Balance `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesConsumerOutstandingBalance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Commercial, Outstanding Balance `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCommercialOutstandingBalance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Outstanding Balance `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Not Accounted for Using Income Recognition Model, at Acquisition `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodNotAccountedForUsingIncomeRecognitionModelAtAcquisition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses, Decreases `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLossesDecreases1`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Not Accounted for Using Income Recognition Model [Abstract] `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesNotAccountedForUsingIncomeRecognitionModelAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Provision for Loan Losses `us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesProvisionForLoanLosses1`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans and Debt Securities Acquired in Transfer, Allowance for Credit Losses Due to Subsequent Impairment `us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferAllowanceForCreditLossesDueToSubsequentImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans and Debt Securities Acquired in Transfer, Description of how Prepayments are Considered in Determination of Contractual Cash Flows and Cash Flows Expected to be Collected `us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferDescriptionOfHowPrepaymentsAreConsideredInDeterminationOfContractualCashFlowsAndCashFlowsExpectedToBeCollected`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans and Debt Securities Acquired in Transfer, No Allowance Recorded and No Subsequent Impairment `us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferNoAllowanceRecordedAndNoSubsequentImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans and Debt Securities Acquired in Transfer, Recognizing Interest Income on Impaired Loans, Policy [Policy Text Block] `us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferRecognizingInterestIncomeOnImpairedLoansPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans and Debt Securities Acquired in Transfer, Subsequent Impairment [Abstract] `us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferSubsequentImpairmentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Certain Loans and Debt Securities Acquired in Transfer, with Related Allowance for Credit Losses Due to Subsequent Impairment `us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferWithRelatedAllowanceForCreditLossesDueToSubsequentImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt and Equity Securities, Gain (Loss), Excluding Other-than-temporary Impairment Loss [Abstract] `us-gaap:DebtAndEquitySecuritiesGainLossExcludingImpairmentLossAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt and Equity Securities, Gain (Loss), Excluding Other-than-temporary Impairment Loss `us-gaap:DebtAndEquitySecuritiesGainLossExcludingOtherThanTemporaryImpairmentLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt and Equity Securities, Realized Gain (Loss), Excluding Other-than-temporary Impairment [Abstract] `us-gaap:DebtAndEquitySecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairmentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt and Equity Securities, Realized Gain (Loss), Excluding Other-than-temporary Impairment `us-gaap:DebtAndEquitySecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt and Equity Securities, Unrealized Gain (Loss), Excluding Other-than-temporary Impairment [Abstract] `us-gaap:DebtAndEquitySecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairmentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt and Equity Securities, Unrealized Gain (Loss), Excluding Other-than-temporary Impairment `us-gaap:DebtAndEquitySecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Security Category [Axis] `us-gaap:InformationByCategoryOfDebtSecurityAxis`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Available-for-Sale, Realized Gain (Loss), Excluding Other-than-temporary Impairment [Abstract] `us-gaap:AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairmentsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Available-for-Sale, Realized Gain (Loss), Excluding Other-than-temporary Impairment `us-gaap:DebtSecuritiesAvailableForSaleRealizedGainLossExcludingOtherThanTemporaryImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Available-for-Sale, Realized Loss, Excluding Other-than-temporary Impairment `us-gaap:DebtSecuritiesAvailableForSaleRealizedLossExcludingOtherThanTemporaryImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Available-for-Sale, Transfer to Trading, Unrealized Gain (Loss), Excluding Other-than-temporary Impairment `us-gaap:AvailableforsaleSecuritiesTransfersToTradingGainsLossesExcludingOtherThanTemporaryImpairments`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Gain (Loss), Excluding OTTI [Abstract] `us-gaap:DebtSecuritiesGainLossExcludingOttiAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Gain (Loss), Excluding OTTI `us-gaap:DebtSecuritiesGainLossExcludingOtti`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Amortized Cost, before Other-than-temporary Impairment `us-gaap:HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position [Abstract] `us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract] `us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionQualitativeDisclosureAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss `us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss `us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value `us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value `us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Parenthetical Disclosure [Abstract] `us-gaap:HeldToMaturitySecuritiesParentheticalDisclosureAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Sold, Realized Gain (Loss) `us-gaap:HeldToMaturitySecuritiesSoldSecurityRealizedGainLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Transfer to Trading, Unrealized Gain (Loss) `us-gaap:HeldToMaturitySecuritiesTransferredToTradingSecuritiesUnrealizedGainLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss `us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss [Abstract] `us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value `us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value [Abstract] `us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValueAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Realized Gain (Loss), Excluding Other-than-temporary Impairment [Abstract] `us-gaap:DebtSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairmentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Realized Gain (Loss), Excluding Other-than-temporary Impairment `us-gaap:DebtSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Unrealized Gain (Loss), Excluding Other-than-temporary Impairment [Abstract] `us-gaap:DebtSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairmentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Debt Securities, Unrealized Gain (Loss), Excluding Other-than-temporary Impairment `us-gaap:DebtSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Deteriorated Loans Transferred in [Abstract] `us-gaap:DeterioratedLoansTransferredInAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Deteriorated Loans Transferred in, Debt Securities, Accreditable Yield, Period Increase (Decrease) `us-gaap:DeterioratedLoansTransferredInDebtSecuritiesAccreditableYieldPeriodIncreaseDecrease`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Deteriorated Loans Transferred in, Policy [Policy Text Block] `us-gaap:DeterioratedLoansTransferredInPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Cause `us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureCause`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Nature `us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNature`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions `us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other `us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOther`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Default Rate `us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherDefaultRate`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Delinquency Rate `us-gaap:HeldtomaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherDelinquencyRate`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Fair Value Volatility, Rate `us-gaap:HeldtomaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherFairValueVolatilityRate`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Geographic Concentration `us-gaap:HeldtomaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherGeographicConcentration`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Initial Investment `us-gaap:HeldtomaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherVintage`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Key Performance Indicator [Abstract] `us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherKeyPerformanceIndicatorAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Level of Subordination `us-gaap:HeldtomaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherLevelOfSubordination`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Loan to Collateral Value, Ratio `us-gaap:HeldtomaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherLoanToCollateralValueRatio`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Percentage of Nonperforming Assets `us-gaap:HeldtomaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherPercentageOfNonperformingAssets`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Other, Third-Party Guarantees, Amount `us-gaap:HeldtomaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureOtherThirdPartyGuaranteesAmount`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Severity `us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureSeverity`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Fair Value, Option, Events Triggering Election, Reasons `us-gaap:FairValueOptionEventsTriggeringElectionReasons`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Finance, Loan and Lease Receivables, Held-for-investment, Allowance and Nonperforming Loans, Nonperforming Loans Policy [Policy Text Block] `us-gaap:FinanceLoanAndLeaseReceivablesHeldForInvestmentAllowanceAndNonperformingLoansNonperformingLoansPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Finance, Loan and Lease Receivables, Held-for-investment, Allowance and Nonperforming Loans, Policy [Policy Text Block] `us-gaap:FinanceLoanAndLeaseReceivablesHeldForInvestmentAllowanceAndNonperformingLoansPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment `us-gaap:FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Allowance for Credit Losses, Effect of Change in Method `us-gaap:FinancingReceivableAllowanceForCreditLossesEffectOfChangeInMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment `us-gaap:FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Allowance for Credit Losses, Policy for Uncollectible Amounts [Policy Text Block] `us-gaap:FinancingReceivableAllowanceForCreditLossesPolicyForUncollectibleAmounts`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Allowance for Credit Losses, Policy or Methodology Change [Policy Text Block] `us-gaap:FinancingReceivableAllowanceForCreditLossesPolicyOrMethodologyChangePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Collectively Evaluated for Impairment `us-gaap:FinancingReceivableCollectivelyEvaluatedForImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Credit Quality, Additional Information `us-gaap:FinancingReceivableCreditQualityAdditionalInformation`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Credit Quality, Date Ratings Updated `us-gaap:FinancingReceivableCreditQualityDateRatingsUpdated`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Credit Quality, Range of Dates Ratings Updated `us-gaap:FinancingReceivableCreditQualityRangeOfDatesRatingsUpdated`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Impaired [Line Items] `us-gaap:FinancingReceivableImpairedLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down `us-gaap:FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Financing Receivable, Individually Evaluated for Impairment `us-gaap:FinancingReceivableIndividuallyEvaluatedForImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Gain (Loss) on Investments, Excluding Other than Temporary Impairments [Abstract] `us-gaap:GainLossOnInvestmentsExcludingOtherThanTemporaryImpairmentsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Held-to-Maturity Securities [Member] `us-gaap:HeldtomaturitySecuritiesMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Average Recorded Investment `us-gaap:ImpairedFinancingReceivableAverageRecordedInvestment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Average Recorded Investment [Abstract] `us-gaap:ImpairedFinancingReceivableAverageRecordedInvestmentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Interest Income, Accrual Method `us-gaap:ImpairedFinancingReceivableInterestIncomeAccrualMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Interest Income, Accrual Method [Abstract] `us-gaap:ImpairedFinancingReceivableInterestIncomeAccrualMethodAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Interest Income, Cash Basis Method `us-gaap:ImpairedFinancingReceivableInterestIncomeCashBasisMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Interest Income, Cash Basis Method [Abstract] `us-gaap:ImpairedFinancingReceivableInterestIncomeCashBasisMethodAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Policy [Policy Text Block] `us-gaap:ImpairedFinancingReceivablePolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Recorded Investment `us-gaap:ImpairedFinancingReceivableRecordedInvestment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Recorded Investment [Abstract] `us-gaap:ImpairedFinancingReceivableRecordedInvestmentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Related Allowance `us-gaap:ImpairedFinancingReceivableRelatedAllowance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivables [Table Text Block] `us-gaap:ImpairedFinancingReceivablesTableTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Unpaid Principal Balance `us-gaap:ImpairedFinancingReceivableUnpaidPrincipalBalance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, Unpaid Principal Balance [Abstract] `us-gaap:ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment `us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, with No Related Allowance, Interest Income, Accrual Method `us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method `us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, with No Related Allowance, Recorded Investment `us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance `us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment `us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, with Related Allowance, Interest Income, Accrual Method `us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method `us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, with Related Allowance, Recorded Investment `us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance `us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Impairment of Retained Interest `us-gaap:ImpairmentOfRetainedInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans Acquired, Accounted for as Debt Securities, Available-for-Sale Category [Abstract] `us-gaap:LoansAcquiredAccountedForAsDebtSecuritiesAvailableForSaleCategoryAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans Acquired, Accounted for as Debt Securities, Disclosure [Abstract] `us-gaap:LoansAcquiredAccountedForAsDebtSecuritiesDisclosureAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans Acquired, Accounted for as Debt Securities, Held-to-Maturity Category [Abstract] `us-gaap:LoansAcquiredAccountedForAsDebtSecuritiesHeldToMaturityCategoryAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Allowance `us-gaap:LoansAndLeasesReceivableAllowance`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, before Fees, Gross `us-gaap:LoansAndLeasesReceivableBeforeFeesGross`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Deferred Income `us-gaap:LoansAndLeasesReceivableDeferredIncome`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable Disclosure [Abstract] `us-gaap:LoansAndLeasesReceivableDisclosureAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable Disclosure [Line Items] `us-gaap:LoansAndLeasesReceivableDisclosureLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable Disclosure [Table] `us-gaap:LoansAndLeasesReceivableDisclosureTable`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Impaired, Description `us-gaap:LoansAndLeasesReceivableImpairedDescription`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Impaired, Interest Income Recognized, Change in Present Value Attributable to Passage of Time `us-gaap:LoansAndLeasesReceivableImpairedInterestIncomeRecognizedChangeInPresentValueAttributableToPassageOfTime`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans `us-gaap:LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Impaired, Troubled Debt, Interest Income `us-gaap:LoansAndLeasesReceivableImpairedTroubledDebtInterestIncome`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Gross `us-gaap:LoansAndLeasesReceivableGrossCarryingAmount`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Gross, Carrying Amount [Abstract] `us-gaap:LoansAndLeasesReceivableGrossCarryingAmountAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Loans in Process `us-gaap:LoansAndLeasesReceivableLoansInProcess`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Net Amount `us-gaap:LoansAndLeasesReceivableNetReportedAmount`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Net Amount [Abstract] `us-gaap:LoansAndLeasesReceivableNetReportedAmountAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Net of Deferred Income `us-gaap:LoansAndLeasesReceivableNetOfDeferredIncome`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Net of Deferred Income [Abstract] `us-gaap:LoansAndLeasesReceivableNetOfDeferredIncomeAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Nonperforming, Accrual of Interest `us-gaap:LoansAndLeasesReceivableImpairedNonperformingAccrualOfInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest `us-gaap:LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loan and Lease Receivables, Impaired [Abstract] `us-gaap:LoanAndLeaseReceivablesImpairedAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Loans Acquired, Accounted for as Debt Securities, General Items [Abstract] `us-gaap:LoansAcquiredAccountedForAsDebtSecuritiesGeneralItemsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Marketable Securities, Gain (Loss) `us-gaap:MarketableSecuritiesGainLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Marketable Securities, Gain (Loss), Excluding Other-than-temporary Impairment Loss [Abstract] `us-gaap:MarketableSecuritiesGainLossExcludingOtherThanTemporaryImpairmentsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Marketable Securities, Realized Gain (Loss) `us-gaap:MarketableSecuritiesRealizedGainLoss`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Marketable Securities, Unrealized Gain (Loss), Excluding Other-than-temporary Impairment Loss `us-gaap:MarketableSecuritiesUnrealizedGainLossExcludingOtherThanTemporaryImpairments`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Adjustment from AOCI for Accretion of Noncredit Portion of OTTI, after Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityAdjustmentFromAociForAccretionOfNoncreditPortionOfOttiAfterTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Adjustment from AOCI for Accretion of Noncredit Portion of OTTI, before Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityAdjustmentFromAociForAccretionOfNoncreditPortionOfOttiBeforeTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Adjustment from AOCI for Accretion of Noncredit Portion of OTTI, Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityAdjustmentFromAociForAccretionOfNoncreditPortionOfOttiTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, after Adjustments, Tax [Abstract] `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTaxAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, after Adjustments, Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, after Adjustments, Tax, Attributable to Noncontrolling Interest `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTaxAttributableToNoncontrollingInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, after Adjustments, Tax, Attributable to Parent `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTaxAttributableToParent`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, after Adjustments, Tax, Attributable to Parent [Abstract] `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTaxAttributableToParentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, after Tax and Adjustments `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, after Tax and Adjustments [Abstract] `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustmentsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, after Tax and Adjustments, Attributable to Parent `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustmentsAttributableToParent`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, after Tax and Adjustments, Attributable to Parent [Abstract] `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustmentsAttributableToParentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, after Tax and Adjustments, Attributable to Noncontrolling Interest `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustmentsAttributableToNoncontrollingInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, before Tax, after Adjustments `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustments`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, before Tax, after Adjustments [Abstract] `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustmentsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, before Tax, after Adjustments, Attributable to Noncontrolling Interest `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustmentsAttributableToNoncontrollingInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, before Tax, after Adjustments, Attributable to Parent `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustmentsAttributableToParent`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, OTTI, before Tax, after Adjustments, Attributable to Parent [Abstract] `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustmentsAttributableToParentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, Additional Credit Loss, after Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiAdditionalCreditLossAfterTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, Additional Credit Loss, Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiAdditionalCreditLossTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, Additional Credit Loss, before Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiAdditionalCreditLossBeforeTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, after Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiAfterTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, after Tax [Abstract] `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiAfterTaxAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, before Tax `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsReclassificationAdjustmentOfNoncreditPortionIncludedInNetIncomeHeldtomaturitySecuritiesBeforeTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, before Tax [Abstract] `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiBeforeTaxAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, Tax [Abstract] `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiTaxAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, Sale, after Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiSaleAfterTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, Sale, before Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiSaleBeforeTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other Comprehensive Loss, Held-to-Maturity Security, Reclassification Adjustment from AOCI for Noncredit Portion of OTTI, Sale, Tax `us-gaap:OtherComprehensiveLossHeldToMaturitySecurityReclassificationAdjustmentFromAociForNoncreditPortionOfOttiSaleTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Held-to-Maturity, Recognized in Other Comprehensive Loss, before Tax, Including Portion Attributable to Noncontrolling Interest `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items] `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Roll Forward] `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsRollForward`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table Text Block] `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, Additional Credit Losses `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, No Previous Impairment `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain] `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Credit Losses on Debt Securities Held `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Period Increase (Decrease) `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Cash Flows `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsCashFlows`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Change in Status `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsChangeInStatus`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Securities Sold `us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsSecuritiesSold`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Available-for-Sale `us-gaap:OtherThanTemporaryImpairmentLossDebtSecuritiesAvailableForSale`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Available-for-Sale [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Available-for-Sale, Portion in Other Comprehensive Loss, before Tax, Including Portion Attributable to Noncontrolling Interest `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Available-for-Sale, Recognized in Earnings `us-gaap:OtherThanTemporaryImpairmentLossDebtSecuritiesAvailableForSaleRecognizedInEarnings`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Available-for-Sale, Reportable Items [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesReportableItemsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Held-to-Maturity, Accretion of Noncredit Portion, before Tax `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAccretionOfNoncreditPortionHeldtomaturitySecuritiesBeforeTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Held-to-Maturity, before Tax [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Held-to-Maturity, Recognized in Earnings, before Tax `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Held-to-Maturity, before Tax `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Portion Recognized in Earnings `us-gaap:OtherThanTemporaryImpairmentLossDebtSecuritiesPortionRecognizedInEarnings`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other-than-temporary Impairment Loss, Debt Securities, Portion Recognized in Earnings [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetByInvestmentCategoryAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Loss, Investments, Portion in Other Comprehensive Loss, before Tax, Attributable to Parent, Held-to-Maturity Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Loss, Investments, Portion in Other Comprehensive Loss, before Tax, Attributable to Parent, Held-to-Maturity Securities [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossInvestmentsPortionInOtherComprehensiveLossBeforeTaxAttributableToParentHeldToMaturitySecuritiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Loss, Investments, Portion in Other Comprehensive Loss, Net of Tax, Attributable to Parent, Held-to-Maturity Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Loss, Investments, Portion in Other Comprehensive Loss, Net of Tax, Attributable to Parent, Held-to-Maturity Securities [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossInvestmentsPortionInOtherComprehensiveLossNetOfTaxAttributableToParentHeldToMaturitySecuritiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Loss, Investments, Portion in Other Comprehensive Loss, Tax, Attributable to Parent, Held-to-Maturity Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxPortionAttributableToParentHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Loss, Investments, Portion in Other Comprehensive Loss, Tax, Attributable to Parent, Held-to-Maturity Securities [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossInvestmentsPortionInOtherComprehensiveLossTaxAttributableToParentHeldToMaturitySecuritiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Default Rate `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresDefaultRate`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Delinquency Rate `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresDelinquencyRate`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Geographic Concentration `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresGeographicConcentration`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Initial Investment `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresVintage`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Key Performance Indicator [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresKeyPerformanceIndicatorAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Level of Subordination `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresLevelOfSubordination`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Loan to Collateral Value `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresLoanToCollateralValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Methodology `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresMethodology`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Percentage of Nonperforming Assets `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresPercentageOfNonperformingAssets`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Significant Inputs `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresSignificantInputs`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Available-for-Sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Third-Party Guarantees, Amount `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresThirdPartyGuaranteesAmount`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Including Portion Attributable to Noncontrolling Interest [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Portion Attributable to Parent [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Loss, Investments, Portion in Other Comprehensive Loss, before Tax, Portion Attributable to Parent, Available-for-Sale Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAvailableforsaleSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Portion Attributable to Parent [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Portion Attributable to Noncontrolling Interest [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterestAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Default Rate `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresDefaultRate`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Delinquency Rate `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresDelinquencyRate`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Geographic Concentration `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresGeographicConcentration`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Initial Investment `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresVintage`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Key Performance Indicator [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresKeyPerformanceIndicatorAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Level of Subordination `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresLevelOfSubordination`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Loan to Collateral Value `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresLoanToCollateralValue`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Methodology `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresMethodology`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Percentage of Nonperforming Assets `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresPercentageOfNonperformingAssets`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Significant Inputs `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresSignificantInputs`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Third-Party Guarantees, Amount `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesPortionRecognizedInEarningsNetQualitativeDisclosuresThirdPartyGuaranteesAmount`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Held-to-Maturity Securities, Reportable Items [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecuritiesReportableItemsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Income Loss, Tax, Including Portion Attributable to Noncontrolling Interest, Available-for-Sale Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Portion Attributable to Noncontrolling Interest, Available-for-Sale Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Including Portion Attributable to Noncontrolling Interest `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Portion Attributable to Noncontrolling Interest [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterestAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Portion Attributable to Noncontrolling Interest, Available-for-Sale Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Portion Attributable to Noncontrolling Interest, Held-to-Maturity Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterestHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Portion Attributable to Noncontrolling Interest `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Portion Attributable to Parent `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Including Portion Attributable to Noncontrolling Interest `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterestAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Including Portion Attributable to Noncontrolling Interest, Available-for-Sale Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Including Portion Attributable to Noncontrolling Interest, Held-to-Maturity Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterestHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Portion Attributable to Noncontrolling Interest `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Portion Attributable to Noncontrolling Interest [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterestAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Portion Attributable to Noncontrolling Interest, Held-to-Maturity Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterestHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Portion Attributable to Parent, Available-for-Sale Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAvailableforsaleSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Portion Attributable to Parent `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Including Portion Attributable to Noncontrolling Interest [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxIncludingPortionAttributableToNoncontrollingInterestAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Including Portion Attributable to Noncontrolling Interest `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxIncludingPortionAttributableToNoncontrollingInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Including Portion Attributable to Noncontrolling Interest, Held-to-Maturity Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxIncludingPortionAttributableToNoncontrollingInterestHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Portion Attributable to Noncontrolling Interest, Available-for-Sale Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Portion Attributable to Noncontrolling Interest, Held-to-Maturity Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterestHeldtomaturitySecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Portion Attributable to Noncontrolling Interest `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxPortionAttributableToNoncontrollingInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Portion Attributable to Parent `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxPortionAttributableToParent`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Portion Attributable to Parent, Available-for-Sale Securities `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxPortionAttributableToParentAvailableforsaleSecurities`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Tax, Portion Attributable to Parent [Abstract] `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxPortionAttributableToParentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments `us-gaap:ImpairmentOfInvestments`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Reclassification Adjustment of Noncredit Portion from Held-to-Maturity to Available-for-Sale Securities, before Tax `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsReclassificationAdjustmentOfNoncreditPortionFromHeldtomaturityToAvailableforsaleSecuritiesBeforeTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Other than Temporary Impairment Losses, Investments, Reclassification Adjustment of Noncredit Portion Included in Net Income, Available-for-Sale Securities, before Tax `us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsReclassificationAdjustmentOfNoncreditPortionIncludedInNetIncomeAvailabeforsaleSecuritiesBeforeTax`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Provision for Loan and Lease Losses `us-gaap:ProvisionForLoanAndLeaseLosses`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Provision for Loan and Lease Losses [Abstract] `us-gaap:ProvisionForLoanAndLeaseLossesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Schedule of Impaired Financing Receivable [Table] `us-gaap:ScheduleOfImpairedFinancingReceivableTable`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Schedule of Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table] `us-gaap:ScheduleOfOtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTable`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Schedule of Temporary Impairment Losses, Investments [Table Text Block] `us-gaap:ScheduleOfTemporaryImpairmentLossesInvestmentsTableTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Schedule of Unrealized Loss on Investments [Table Text Block] `us-gaap:ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Threshold Percentage of Value Decline in Equity Securities to be considered Other than Temporary Impairment `us-gaap:ThresholdPercentageOfValueDeclineInEquitySecuritiesToBeConsideredOtherThanTemporaryImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Threshold Period of Value Decline in Equity Securities to be considered Other than Temporary Impairment `us-gaap:ThresholdPeriodOfValueDeclineInEquitySecuritiesToBeConsideredOtherThanTemporaryImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums `us-gaap:UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses

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	Name	Relation Type	Role
	Credit Loss [Abstract] `us-gaap:CreditLossAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CreditLosses