cm:Table: us-gaap:TroubledDebtRestructuringDebtorSubsequentPeriodsTable
| Troubled Debt Restructuring, Debtor, Subsequent Periods [Table] |
| us-gaap:TroubledDebtRestructuringDebtorSubsequentPeriodsTable |
| A table or schedule providing information pertaining to troubled debt restructurings in the periods following the restructuring, including: (1) a description of the portion of the recorded [restructured] debt which is contingently payable based on the occurrence of future events or circumstances; (2) the dollar amount of the portion of the recorded [restructured] debt which is contingently payable based on the occurrence of future events or circumstances; and (3) a description of the circumstance, events, or conditions that would cause payments to occur or the creditor to forgive the contingent portion of recorded debt. |
| cm:Table |
| Text/String (xbrli:stringItemType) |
| For Period (duration) |
| (no balance type) |
| true |
| us-gaap:TroubledDebtRestructuringDebtorSubsequentPeriodsTable |