cm:Concept: us-gaap:FairValueOptionLoansHeldAsAssetsAggregateDifference
Fair Value, Option, Loans Held as Assets, Aggregate Difference |
us-gaap:FairValueOptionLoansHeldAsAssetsAggregateDifference |
For loans held as assets for which the fair value option has been elected, this item represents the difference between the aggregate fair value and the aggregate unpaid principal balance of those loans that are 90 days or more past due, in nonaccrual status, or both. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
As Of (instant) |
Debit |
false |
us-gaap:FairValueOptionLoansHeldAsAssetsAggregateDifference |