 | us-gaap:ShortTermDebtTypeDomain | parent-child | http://fasb.org/us-gaap/role/disclosure/Debt |
 | us-gaap:ShortTermDebtTypeDomain | dimension-default | http://fasb.org/us-gaap/role/disclosure/DebtObligationWithJointAndSeveralLiabilityArrangementTable |
 | us-gaap:ShortTermDebtTypeDomain | dimension-domain | http://fasb.org/us-gaap/role/disclosure/DebtObligationWithJointAndSeveralLiabilityArrangementTable |
 | us-gaap:ShortTermDebtTypeDomain | dimension-default | http://fasb.org/us-gaap/role/disclosure/DebtScheduleOfShortTermDebtTable |
 | us-gaap:ShortTermDebtTypeDomain | dimension-domain | http://fasb.org/us-gaap/role/disclosure/DebtScheduleOfShortTermDebtTable |
 | us-gaap:ShortTermDebtTypeDomain | parent-child | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicing |
 | us-gaap:ShortTermDebtTypeDomain | dimension-default | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicingTransferOfFinancialAssetsAccountedForAsSalesTable |
 | us-gaap:ShortTermDebtTypeDomain | dimension-domain | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicingTransferOfFinancialAssetsAccountedForAsSalesTable |
 | us-gaap:ShortTermDebtTypeDomain | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThrift |
 | us-gaap:ShortTermDebtTypeDomain | dimension-default | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThriftTransferOfFinancialAssetsAccountedForAsSalesTable |
 | us-gaap:ShortTermDebtTypeDomain | dimension-domain | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThriftTransferOfFinancialAssetsAccountedForAsSalesTable |
 | us-gaap:ShortTermDebtTypeDomain | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBrokersAndDealers |
 | us-gaap:ShortTermDebtTypeDomain | dimension-default | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBrokersAndDealersTransferOfFinancialAssetsAccountedForAsSalesTable |
 | us-gaap:ShortTermDebtTypeDomain | dimension-domain | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBrokersAndDealersTransferOfFinancialAssetsAccountedForAsSalesTable |