cm:Concept: us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumIncreaseDecreaseForOtherChange
Liability for Future Policy Benefit, Expected Net Premium, Increase (Decrease) for Other Change |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumIncreaseDecreaseForOtherChange |
Amount of increase (decrease) in expected net premium component for liability for future policy benefit from change, classified as other. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Debit |
false |
us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumIncreaseDecreaseForOtherChange |