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cm:Concept: us-gaap:NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic
Standard label: Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic
Name: us-gaap:NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic
Documentation: Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) from continuing operations available to common shareholders.
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:NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic

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Labels
Label Role Language
Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 260 10 45 60B (a) http://fasb.org/us-gaap/role/ref/legacyRef 260
FASB Accounting Standards Codification 260 10 50 1 (a) http://fasb.org/us-gaap/role/ref/legacyRef 260
FASB Accounting Standards Codification 260 10 45 11 http://fasb.org/us-gaap/role/ref/legacyRef 260