| Standard label: | Liability, Premium Deficiency Testing on Short-Duration Contract, Anticipated Investment Income [true false] |
| Name: | us-gaap:LiabilityPremiumDeficiencyTestingOnShortDurationContractAnticipatedInvestmentIncome |
| Documentation: | Indicates (true false) whether anticipated investment income was considered when performing premium deficiency testing on short-duration contract issued by insurance entity. |
| Object type: | cm:Concept |
| Data type: | Yes/No (xbrli:booleanItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:LiabilityPremiumDeficiencyTestingOnShortDurationContractAnticipatedInvestmentIncome |
| Label | Role | Language |
| Liability, Premium Deficiency Testing on Short-Duration Contract, Anticipated Investment Income [true false] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 944 60 50 1 | http://www.xbrl.org/2003/role/disclosureRef | 944 |