cm:Concept: us-gaap:AccruedPayrollTaxesCurrent
| Accrued Payroll Taxes, Current |
| us-gaap:AccruedPayrollTaxesCurrent |
| Carrying value as of the balance sheet date of obligations incurred and payable for statutory payroll taxes incurred through that date and withheld from employees pertaining to services received from them, including entity's matching share of the employees FICA taxes and contributions to the state and federal unemployment insurance programs. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). |
| cm:Concept |
| Monetary (xbrli:monetaryItemType) |
| As Of (instant) |
| Credit |
| false |
| us-gaap:AccruedPayrollTaxesCurrent |