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cm:Concept: us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseFromCashFlowChange
Standard label: Liability for Future Policy Benefit, Expected Net Premium, Cumulative Increase (Decrease) from Cash Flow Change
Name: us-gaap:LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseFromCashFlowChange
Documentation: Amount of cumulative increase (decrease) in expected net premium component of liability for future policy benefit from cash flow assumption change for future cash flows.
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:LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseFromCashFlowChange

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Labels
Label Role Language
Liability for Future Policy Benefit, Expected Net Premium, Cumulative Increase (Decrease) from Cash Flow Change http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 944 40 55 13I (g) http://www.xbrl.org/2003/role/exampleRef 944
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