*

cm:Level3TextBlock: us-gaap:ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock
Standard label: Derivatives Not Designated as Hedging Instruments [Table Text Block]
Name: us-gaap:ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock
Documentation: Tabular disclosure of derivative instrument not designated or qualifying as hedging instrument.
Object type: cm:Level3TextBlock
Data type: Text Block (HTML) (nonnum:textBlockItemType)
Period type: For Period (duration)
Balance type: (no balance type)
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock

*

Labels
Label Role Language
Derivatives Not Designated as Hedging Instruments [Table Text Block] http://www.xbrl.org/2003/role/label en-US

*

References
Reference Role Topic
FASB Accounting Standards Codification 815 10 50 4CC http://www.xbrl.org/2009/role/commonPracticeRef 815
FASB Accounting Standards Codification 815 10 50 4C (e) http://fasb.org/us-gaap/role/ref/legacyRef 815