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cm:Concept: us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent
Standard label: OCI, before Reclassifications, Net of Tax, Attributable to Parent
Name: us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent
Documentation: Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.
Object type: cm:Concept
Data type: Monetary (xbrli:monetaryItemType)
Period type: For Period (duration)
Balance type: Credit
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent

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Labels
Label Role Language
OCI, before Reclassifications, Net of Tax, Attributable to Parent http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 220 10 45 14A http://fasb.org/us-gaap/role/ref/legacyRef 220
FASB Accounting Standards Codification 220 10 55 15 http://fasb.org/us-gaap/role/ref/legacyRef 220