| Name | MortgageLoansOnRealEstatePriorLiens1 |
|---|---|
| Namespace | http://fasb.org/srt/2020-01-31 |
| Prefix | srt |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Prior Lien, Amount | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Amount of prior lien on real estate securing mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Publisher | SEC | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Regulation S-X (SX) | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 210 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 12 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | Column E | http://www.xbrl.org/2003/role/disclosureRef |
| Subsection | 29 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Relation Type | Role | |
|---|---|---|---|
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] srt:MortgageLoansOnRealEstateLineItems | parent-child | http://fasb.org/srt/role/disclosure/SECScheduleArticle12-29MortgageLoansOnRealEstate | |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] srt:MortgageLoansOnRealEstateLineItems | domain-member | http://fasb.org/srt/role/disclosure/SECScheduleArticle12-29MortgageLoansOnRealEstateMortgageLoansOnRealEstateScheduleTable |