| Standard label: | Ceded Credit Risk, Disclosure |
| Name: | us-gaap:ConcentrationRiskCreditRiskReinsurance |
| Documentation: | Description of ceding entity's credit risk concentration associated with reinsurance recoverable and prepaid reinsurance premium. Includes, but is not limited to, concentration of activity, region, or economic characteristic. |
| Object type: | cm:Concept |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:ConcentrationRiskCreditRiskReinsurance |
| Label | Role | Language |
| Ceded Credit Risk, Disclosure | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 944 825 50 1B | http://www.xbrl.org/2003/role/disclosureRef | 944 |