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cm:Member: us-gaap:FairValueConcentrationOfRiskMaximumAmountOfLossMember
Standard label: Fair Value, Concentration of Risk, Maximum Amount of Loss [Member]
Name: us-gaap:FairValueConcentrationOfRiskMaximumAmountOfLossMember
Documentation: This item represents the maximum amount of loss due to credit risk that, based on the gross fair value of the financial instrument, would be incurred if parties to the financial instruments that make up the concentration failed completely to perform according to the terms of the contracts and the collateral or other security, if any, for the amount due proved to be of no value.
Object type: cm:Member
Data type: [Member] (nonnum:domainItemType)
Period type: For Period (duration)
Balance type: (no balance type)
Abstract: true
Workiva Wdesk Taxonomy Analyzer: us-gaap:FairValueConcentrationOfRiskMaximumAmountOfLossMember

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Labels
Label Role Language
Fair Value, Concentration of Risk, Maximum Amount of Loss [Member] http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 825 10 50 21 (b) http://fasb.org/us-gaap/role/ref/legacyRef 825