| Name | PaymentsToPurchaseMortgageLoansHeldForSale |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Payments to Purchase Mortgage Loans Held-for-sale | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The cash outflow used to purchase loans that are secured with real estate mortgage and are held with the intention to resell in the near future. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Publisher | FASB | http://www.xbrl.org/2003/role/exampleRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/exampleRef |
| Topic | 230 | http://www.xbrl.org/2003/role/exampleRef |
| SubTopic | 10 | http://www.xbrl.org/2003/role/exampleRef |
| Section | 45 | http://www.xbrl.org/2003/role/exampleRef |
| Paragraph | 21 | http://www.xbrl.org/2003/role/exampleRef |
| URI | http://asc.fasb.org/extlink&oid=121586364&loc=d3e3461-108585 | http://www.xbrl.org/2003/role/exampleRef |