cm:Concept: us-gaap:SalariesWagesAndOfficersCompensation
| Salary and Wage, Excluding Cost of Good and Service Sold |
| us-gaap:SalariesWagesAndOfficersCompensation |
| Amount of expense for salary and wage arising from service rendered by nonofficer and officer employees. Excludes allocated cost, labor-related nonsalary expense, and direct and overhead labor cost included in cost of good and service sold. |
| cm:Concept |
| Monetary (xbrli:monetaryItemType) |
| For Period (duration) |
| Debit |
| false |
| us-gaap:SalariesWagesAndOfficersCompensation |