cm:Concept: us-gaap:ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivablesCategorizedAsAvailableForSale
Proceeds from Collection of Retained Interest in Securitized Receivables categorized as Available-for-sale |
us-gaap:ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivablesCategorizedAsAvailableForSale |
Amount of cash inflow from collection on beneficial interest in securitization of loan receivable measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Debit |
false |
us-gaap:ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivablesCategorizedAsAvailableForSale |