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cm:Concept: us-gaap:DebtSecuritiesAvailableForSaleFairValueByFairValueHierarchyLevelExtensibleList
Standard label: Debt Securities, Available-for-sale, Fair Value by Fair Value Hierarchy Level [Extensible List]
Name: us-gaap:DebtSecuritiesAvailableForSaleFairValueByFairValueHierarchyLevelExtensibleList
Documentation: Indicates level within fair value hierarchy of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).
Object type: cm:Concept
Data type: srt-types:extensibleListItemType
Period type: As Of (instant)
Balance type: (no balance type)
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:DebtSecuritiesAvailableForSaleFairValueByFairValueHierarchyLevelExtensibleList

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Labels
Label Role Language
Debt Securities, Available-for-sale, Fair Value by Fair Value Hierarchy Level [Extensible List] http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 820 10 50 2 (b) http://www.xbrl.org/2003/role/disclosureRef 820