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cm:Concept: us-gaap:UndistributedEarningsLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted
Standard label: Undistributed Earnings (Loss) from Discontinued Operations Available to Common Shareholders, Diluted
Name: us-gaap:UndistributedEarningsLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted
Documentation: Amount of undistributed earnings (loss) from discontinued operations, allocated to common stock, as if earnings and addition from assumption of issuance of common shares for dilutive potential common shares, had been distributed. Excludes distributed earnings.
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:UndistributedEarningsLossFromDiscontinuedOperationsAvailableToCommonShareholdersDiluted

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Labels
Label Role Language
Undistributed Earnings (Loss) from Discontinued Operations Available to Common Shareholders, Diluted 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 (b) http://fasb.org/us-gaap/role/ref/legacyRef 260
FASB Accounting Standards Codification 260 10 45 16 http://fasb.org/us-gaap/role/ref/legacyRef 260
FASB Accounting Standards Codification 260 10 45 65 http://fasb.org/us-gaap/role/ref/legacyRef 260
FASB Accounting Standards Codification 260 10 45 66 http://fasb.org/us-gaap/role/ref/legacyRef 260
FASB Accounting Standards Codification 270 10 S99 1 (b)(5) http://fasb.org/us-gaap/role/ref/legacyRef 270