cm:Concept: us-gaap:IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities
Increase (Decrease) in Financial Instruments Used in Operating Activities |
us-gaap:IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities |
The increase (decrease) during the reporting period in the aggregate value of financial instruments used in operating activities, including trading securities, risk management instruments, and other short-term trading instruments. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Credit |
false |
us-gaap:IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities |