cm:Concept: us-gaap:MalpracticeInsuranceRetrospectivelyRated
| Malpractice Insurance, Retrospectively Rated [Fixed List] |
| us-gaap:MalpracticeInsuranceRetrospectivelyRated |
| State whether the insurance arrangement is retrospectively rated. A retrospectively rated insurance arrangement has a premium that is adjustable based on the experience of the insured entity, or group of entities, during the policy term. |
| cm:Concept |
| Yes/No (us-types:yesNoItemType) |
| For Period (duration) |
| (no balance type) |
| false |
| us-gaap:MalpracticeInsuranceRetrospectivelyRated |