cm:Concept: us-gaap:ClosedBlockOperationsNetInvestmentIncome
Closed Block Operations, Net Investment Income |
us-gaap:ClosedBlockOperationsNetInvestmentIncome |
Income for the period from the investments allocated to an insurance entity's segregated group of participating or dividend-paying policies and contracts (known as a closed block), net of investment expenses, which are typically reported in a table of closed block operations. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Credit |
false |
us-gaap:ClosedBlockOperationsNetInvestmentIncome |