| Name | FinancingReceivableCoveredAndNotCoveredAfterAllowanceForCreditLossFeePremiumAndDiscount |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Amount, after allowance for credit loss and unamortized deferred fee, premium, and discount, of financing receivable covered under loss sharing agreement and financing receivable not covered under loss sharing agreement. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Financing Receivable, Covered and Not Covered, after Allowance for Credit Loss, Fee, Premium, and Discount | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Financing Receivable, Covered and Not Covered, after Allowance for Credit Loss, Fee, Premium, and Discount, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 310 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 10 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 45 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 2 | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522 | http://www.xbrl.org/2009/role/commonPracticeRef |