cm:Concept: us-gaap:HealthCareOrganizationRevenueNetOfPatientServiceRevenueProvisions
| Health Care Organization, Revenue Net of Patient Service Revenue Provisions |
| us-gaap:HealthCareOrganizationRevenueNetOfPatientServiceRevenueProvisions |
| Amount of patient service revenue recognized, net of contractual allowances and discounts, less the provision for bad debts related to patient service revenue plus all other revenue. |
| cm:Concept |
| Monetary (xbrli:monetaryItemType) |
| For Period (duration) |
| Credit |
| false |
| us-gaap:HealthCareOrganizationRevenueNetOfPatientServiceRevenueProvisions |