cm:Concept: us-gaap:JuniorSubordinatedLongTermNotes
Junior Subordinated Notes, Noncurrent |
us-gaap:JuniorSubordinatedLongTermNotes |
Carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments, excluding current portion. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
As Of (instant) |
Credit |
false |
us-gaap:JuniorSubordinatedLongTermNotes |