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cm:Concept: us-gaap:StockOptionExercisePriceDecrease
Standard label: Stock Option, Exercise Price, Decrease
Name: us-gaap:StockOptionExercisePriceDecrease
Documentation: Per share decrease in exercise price of option. Excludes change due to standard antidilution provision and option granted under share-based payment arrangement.
Object type: cm:Concept
Data type: Share (num:perShareItemType)
Period type: For Period (duration)
Balance type: (no balance type)
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:StockOptionExercisePriceDecrease

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Labels
Label Role Language
Stock Option, Exercise Price, Decrease http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 505 10 50 3 http://www.xbrl.org/2003/role/disclosureRef 505