| Name | NonoperatingIncomeExpense |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Nonoperating Income (Expense) | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Nonoperating Income (Expense), Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:InvestmentIncomeNonoperating | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:GainLossOnContractTermination | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:GainLossOnCondemnation | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:LossFromCatastrophes | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:ForeignCurrencyTransactionGainLossBeforeTax | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:SalesTypeLeaseInitialDirectCostExpenseCommencement | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:OperatingLeaseInitialDirectCostExpenseOverTerm | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:GainLossOnSaleOfCapitalLeasesNet | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:GainLossOnSaleOfLeasedAssetsNetOperatingLeases | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:GainsLossesOnSalesOfOtherRealEstate | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:BankOwnedLifeInsuranceIncome | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:RealEstateInvestmentPartnershipRevenue | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:ConversionGainsAndLossesOnForeignInvestments | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:ProfitLossFromRealEstateOperations | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:MortgageServicingRightsMSRImpairmentRecovery | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:DebtInstrumentConvertibleBeneficialConversionFeature | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:OtherNonoperatingIncomeExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:UnusualOrInfrequentItemNetGainLoss | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |