| Name | ValuationAllowanceForImpairmentOfRecognizedServicingAssetsSales |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Valuation Allowance for Impairment of Recognized Servicing Assets, Sales | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Reduction in valuation allowance of servicing assets based on sale of the related asset. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Publisher | FASB | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Accounting Standards Codification | http://fasb.org/us-gaap/role/ref/legacyRef |
| Topic | 860 | http://fasb.org/us-gaap/role/ref/legacyRef |
| SubTopic | 50 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Section | 50 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Paragraph | 4 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Subparagraph | (e) | http://fasb.org/us-gaap/role/ref/legacyRef |
| URI | http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:ValuationAllowanceForImpairmentOfRecognizedServicingAssetsSalesAndDisposalsAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicing | |
us-gaap:ValuationAllowanceForImpairmentOfRecognizedServicingAssetsSalesAndDisposals | summation-item | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicing | |
us-gaap:ValuationAllowanceForImpairmentOfRecognizedServicingAssetsSalesAndDisposalsAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/TransfersAndServicingValuationAllowanceForImpairmentOfRecognizedServicingAssetsTable |