cm:Concept: us-gaap:LifeSettlementContractsFairValueMethodChangeInExpectations
| Life Settlement Contracts, Fair Value Method, Change in Expectations |
| us-gaap:LifeSettlementContractsFairValueMethodChangeInExpectations |
| This element represents discussion of the reasons for changes in the Company's expectation of the timing of the realization of the investments in life settlement contracts accounted for under the fair value method. This includes disclosing significant changes to the amounts disclosed including number of contracts, carrying value, and face value. |
| cm:Concept |
| Text/String (xbrli:stringItemType) |
| For Period (duration) |
| (no balance type) |
| false |
| us-gaap:LifeSettlementContractsFairValueMethodChangeInExpectations |