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cm:Concept: us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange
Standard label: Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Reinsurance, after Cash Flow Change
Name: us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange
Documentation: Amount, before effect of reinsurance and after current period update of cash flow assumption, of expected net premium component for liability for future policy benefit, discounted at original rate.
Object type: cm:Concept
Data type: Monetary (xbrli:monetaryItemType)
Period type: As Of (instant)
Balance type: Debit
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange

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Labels
Label Role Language
Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Reinsurance, after Cash Flow Change http://www.xbrl.org/2003/role/label en-US
Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Reinsurance, after Cash Flow Change, Ending Balance http://www.xbrl.org/2003/role/periodEndLabel en-US
Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Reinsurance, after Cash Flow Change, Beginning Balance http://www.xbrl.org/2003/role/periodStartLabel en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 944 40 55 29E http://www.xbrl.org/2003/role/exampleRef 944
FASB Accounting Standards Codification 944 40 65 2 (g)(1) http://www.xbrl.org/2009/role/commonPracticeRef 944
FASB Accounting Standards Codification 944 40 50 6 (a) http://www.xbrl.org/2009/role/commonPracticeRef 944