cm:Concept: us-gaap:IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
Increase (Decrease) in Future Policy Benefit Reserves and Other Insurance Liabilities |
us-gaap:IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities |
Amount of increase (decrease) in estimated future policy benefit obligations under insurance contracts, and obligations under insurance contracts classified as other. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Debit |
false |
us-gaap:IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities |