 | us-gaap:PolicyholderBenefitsAndClaimsIncurredNet | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:LaborAndRelatedExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:TaxesExcludingIncomeAndExciseTaxes | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:NoninterestExpenseRelatedToPerformanceFees | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:ProfessionalFees | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:NoninterestExpenseInvestmentAdvisoryFees | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:NoninterestExpenseTransferAgentAndCustodianFees | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:NoninterestExpenseDirectorsFees | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:NoninterestExpenseOfferingCost | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:NoninterestExpenseCommissionExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:NoninterestExpensePrintingAndFulfillment | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:FloorBrokerageExchangeAndClearanceFees | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:SubadvisoryFeesForMutualFunds | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:ExpenseRelatedToDistributionOrServicingAndUnderwritingFees | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:BusinessDevelopment | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:CommunicationsInformationTechnologyAndOccupancy | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:ForeclosedRealEstateExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:RealEstateInvestmentPartnershipCostOfSales | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:AccretionExpenseIncludingAssetRetirementObligations | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:DepreciationAndAmortization | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:EquipmentExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:SuppliesAndPostageExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:FederalDepositInsuranceCorporationPremiumExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:SellingGeneralAndAdministrativeExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:MarketingAndAdvertisingExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:LoanProcessingFee | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:RecapitalizationCosts | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:RestructuringSettlementAndImpairmentProvisions | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:RoyaltyExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:PreOpeningCosts | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:LegalFees | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:UnsolicitedTenderOfferCosts | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:OtherNoninterestExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:BusinessCombinationIntegrationRelatedCosts | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:LossContingencyLossInPeriod | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |
 | us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeFirstAlternative |