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 | us-gaap:BankOwnedLifeInsuranceIncome | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue |
 | us-gaap:ProfitLossFromRealEstateOperations | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue |
 | us-gaap:RealEstateInvestmentPartnershipRevenue | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue |
 | us-gaap:ConversionGainsAndLossesOnForeignInvestments | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue |
 | us-gaap:GainOrLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncomeAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue |
 | us-gaap:MortgageServicingRightsMSRImpairmentRecovery | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue |
 | us-gaap:SubleaseIncome | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue |
 | us-gaap:ForeignCurrencyTransactionGainLossBeforeTax | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue |
 | us-gaap:NoninterestIncomeOther | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue |
 | us-gaap:VentureCapitalGainsLossesNet | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |
 | us-gaap:BankOwnedLifeInsuranceIncome | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |
 | us-gaap:ProfitLossFromRealEstateOperations | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |
 | us-gaap:RealEstateInvestmentPartnershipRevenue | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |
 | us-gaap:ConversionGainsAndLossesOnForeignInvestments | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |
 | us-gaap:GainOrLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncomeAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |
 | us-gaap:MortgageServicingRightsMSRImpairmentRecovery | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |
 | us-gaap:SubleaseIncome | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |
 | us-gaap:ForeignCurrencyTransactionGainLossBeforeTax | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |
 | us-gaap:NoninterestIncomeOther | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |