| Standard label: | Malpractice Insurance, Percentage of Ownership in Captive Insurer |
| Name: | us-gaap:MalpracticeInsurancePercentageOfOwnershipInCaptiveInsurer |
| Documentation: | State the entity's ownership interest in the captive insurer. |
| Object type: | cm:Concept |
| Data type: | Percent (num:percentItemType) |
| Period type: | As Of (instant) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:MalpracticeInsurancePercentageOfOwnershipInCaptiveInsurer |
| Label | Role | Language |
| Malpractice Insurance, Percentage of Ownership in Captive Insurer | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 954 720 50 3 (b) | http://fasb.org/us-gaap/role/ref/legacyRef | 954 |