| Name | PledgedAssetsNotSeparatelyReportedOnStatementOfFinancialPositionAbstract |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| 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 |
|---|---|---|---|
| Pledged Assets, Other, Not Separately Reported on Statement of Financial Position [Abstract] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:PledgedAssetsNotSeparatelyReportedFinanceReceivables | parent-child | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicing | |
us-gaap:PledgedAssetsNotSeparatelyReportedRealEstate | parent-child | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicing | |
us-gaap:PledgedAssetsNotSeparatelyReportedNonsecuritizedInvestments | parent-child | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicing | |
us-gaap:PledgedAssetsNotSeparatelyReportedOtherFinancialInstruments | parent-child | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicing | |
us-gaap:PledgedAssetsNotSeparatelyReportedOnStatementOfFinancialPosition | parent-child | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicing |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedOnStatementOfFinancialPositionAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicing |