| Name | StatutoryAccountingPracticesLineItems |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Statutory Accounting Practices [Line Items] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:StatutoryAccountingPracticesStatutoryToGAAPDescriptionOfReconcilingItem | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StateInsuranceDepartmentStatutoryToNAICDescriptionOfReconcilingItem | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:DescriptionOfRegulatoryCapitalRequirementsUnderInsuranceRegulations | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesStatutoryCapitalAndSurplusRequired | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryCapitalAndSurplusApplyingNationalAssociationOfInsuranceCommissionersNAICPractices | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesRiskBasedCapitalRequirementsComplianceAssertion | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesStatutoryCapitalAndSurplusVariations | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesStatutoryNetIncomeAmount | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesPrescribedPracticeAmount | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesDescriptionOfPrescribedPractice | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesDescriptionOfPermittedPractice | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesPermittedPracticeAmount | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesRetainedEarningsNotAvailableForDividends | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesPortionOfExcessRetainedEarningsNotTaxed | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPaymentsAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesFutureDividendPaymentsRestrictions | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesDividendsPaidWithApprovalOfRegulatoryAgency | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:AssetsHeldByInsuranceRegulators | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance | |
us-gaap:StatutoryAccountingPracticesTable | all | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesStatutoryToGAAPDescriptionOfReconcilingItem | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StateInsuranceDepartmentStatutoryToNAICDescriptionOfReconcilingItem | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:DescriptionOfRegulatoryCapitalRequirementsUnderInsuranceRegulations | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesStatutoryCapitalAndSurplusRequired | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryCapitalAndSurplusApplyingNationalAssociationOfInsuranceCommissionersNAICPractices | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesRiskBasedCapitalRequirementsComplianceAssertion | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesStatutoryCapitalAndSurplusVariations | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesStatutoryNetIncomeAmount | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesPrescribedPracticeAmount | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesDescriptionOfPrescribedPractice | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesDescriptionOfPermittedPractice | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesPermittedPracticeAmount | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesRetainedEarningsNotAvailableForDividends | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesPortionOfExcessRetainedEarningsNotTaxed | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPaymentsAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesFutureDividendPaymentsRestrictions | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:StatutoryAccountingPracticesDividendsPaidWithApprovalOfRegulatoryAgency | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable | |
us-gaap:AssetsHeldByInsuranceRegulators | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceStatutoryAccountingPracticesTable |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:StatutoryAccountingPracticesTable | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsurance |