| Name | LifeSettlementContractsFairValueMaturingInRemainderOfFiscalYear |
|---|---|
| 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 |
|---|---|---|---|
| Life Settlement Contract, Fair Value, Maturity, Remainder of Fiscal Year | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Fair value of life settlement contract accounted for under fair value method maturing in remainder of current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |