 | us-gaap:DerivativeCollateralRightToReclaimCash | parent-child | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivities |
 | us-gaap:DerivativeCollateralRightToReclaimSecurities | parent-child | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivities |
 | us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset | parent-child | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivities |
 | us-gaap:DerivativeCollateralObligationToReturnCash | parent-child | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivities |
 | us-gaap:DerivativeCollateralObligationToReturnSecurities | parent-child | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivities |
 | us-gaap:DerivativeAssetCollateralObligationToReturnCashOffset | parent-child | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivities |
 | us-gaap:DerivativeCollateralRightToReclaimCash | domain-member | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivitiesDerivativeTable |
 | us-gaap:DerivativeCollateralRightToReclaimSecurities | domain-member | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivitiesDerivativeTable |
 | us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset | domain-member | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivitiesDerivativeTable |
 | us-gaap:DerivativeCollateralObligationToReturnCash | domain-member | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivitiesDerivativeTable |
 | us-gaap:DerivativeCollateralObligationToReturnSecurities | domain-member | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivitiesDerivativeTable |
 | us-gaap:DerivativeAssetCollateralObligationToReturnCashOffset | domain-member | http://fasb.org/us-gaap/role/disclosure/DerivativeInstrumentsAndHedgingActivitiesDerivativeTable |