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cm:Concept: us-gaap:CommonStockHeldBySubsidiary
Standard label: Common Stock Held by Subsidiary
Name: us-gaap:CommonStockHeldBySubsidiary
Documentation: Value of entity shares held by subsidiary, which are purchased for the purpose of granting the shares to senior employees as part of an employee stock option plan approved by the Entity's Board of Directors. Presented as a reduction of shareholders' equity at their cost to the subsidiary.
Object type: cm:Concept
Data type: Monetary (xbrli:monetaryItemType)
Period type: As Of (instant)
Balance type: Debit
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:CommonStockHeldBySubsidiary

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Labels
Label Role Language
Common Stock Held by Subsidiary http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 210 10 S99 1 (SX 210.5-02.29) http://fasb.org/us-gaap/role/ref/legacyRef 210

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Roll Up Relations
Part Of Roll Up:
us-gaap:StockholdersEquity