| Type | including |
|---|---|
| Role | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesTmp021DebtSecuritiesAvailableForSaleTable |
| Type | Element |
|---|---|
| Hypercube | us-gaap:DebtSecuritiesAvailableForSaleTable |
| Explicit | us-gaap:FinancialInstrumentAxis |
| Member | us-gaap:TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain |
| Member | us-gaap:USTreasurySecuritiesMember |
| Member | us-gaap:ForeignGovernmentDebtSecuritiesMember |
| Member | us-gaap:DomesticCorporateDebtSecuritiesMember |
| Member | us-gaap:ForeignCorporateDebtSecuritiesMember |
| Member | us-gaap:CollateralizedLoanObligationsMember |
| Member | us-gaap:USStatesAndPoliticalSubdivisionsMember |
| Member | us-gaap:MortgageBackedSecuritiesMember |
| Label/QName |
|---|
us-gaap:ScheduleOfAvailableForSaleSecuritiesLineItems |
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAbstract |
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue |
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue |
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue |
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue |
us-gaap:AvailableForSaleSecuritiesDebtSecurities |
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisAbstract |
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost |
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost |
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost |
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost |
us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis |