cm:Concept: us-gaap:InsuranceSettlementsReceivableCurrent
| Insurance Settlements Receivable, Current |
| us-gaap:InsuranceSettlementsReceivableCurrent |
| Amount due in settlement of a claim for reimbursement from an insurance company when the Company has suffered a loss covered under an insurance policy. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer. |
| cm:Concept |
| Monetary (xbrli:monetaryItemType) |
| As Of (instant) |
| Debit |
| false |
| us-gaap:InsuranceSettlementsReceivableCurrent |