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cm:Table: us-gaap:ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable
Standard label: Investment Income [Table]
Name: us-gaap:ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable
Documentation: Disclosure of information about investment income, including, but not limited to, interest and dividend income and amortization of discount (premium) derived from debt and equity securities. Excludes realized and unrealized gain (loss) on investments.
Object type: cm:Table
Data type: Text/String (xbrli:stringItemType)
Period type: For Period (duration)
Balance type: (no balance type)
Abstract: true
Workiva Wdesk Taxonomy Analyzer: us-gaap:ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable

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Labels
Label Role Language
Investment Income [Table] http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 220 10 S99 2 (SX 210.5-03.7(a),(b)) http://fasb.org/us-gaap/role/ref/legacyRef 220
FASB Accounting Standards Codification 220 10 S99 2 (SX 210.5-03.8) http://fasb.org/us-gaap/role/ref/legacyRef 220
FASB Accounting Standards Codification 220 10 S99 2 (SX 210.5-03.9) http://fasb.org/us-gaap/role/ref/legacyRef 220
FASB Accounting Standards Codification 944 220 S99 1 (SX 210.7-04.2) http://fasb.org/us-gaap/role/ref/legacyRef 944