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cm:Concept: us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsImpactOfChangesInFairValueOfSharesOnAmount
Standard label: Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Impact of Changes in Fair Value of Shares on Amount
Name: us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsImpactOfChangesInFairValueOfSharesOnAmount
Documentation: Increase (decrease) in settlement amount from change in fair value of issuer's equity shares. For example, but not limited to, issuer obligated to pay an additional Y dollars in cash for each $1 decrease in the fair value of one share.
Object type: cm:Concept
Data type: Monetary (xbrli:monetaryItemType)
Period type: As Of (instant)
Balance type: Credit
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsImpactOfChangesInFairValueOfSharesOnAmount

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Labels
Label Role Language
Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Impact of Changes in Fair Value of Shares on Amount http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 480 10 50 2 (b) http://fasb.org/us-gaap/role/ref/legacyRef 480