 | us-gaap:AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectRealEstate |
 | us-gaap:AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectRealEstateStatementTable |
 | us-gaap:GainLossOnSalesOfLoansNet | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:GainLossOnSalesOfLoansNetAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue |
 | us-gaap:GainLossOnSalesOfLoansNetAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable |
 | us-gaap:GainLossOnSalesOfLoansNetAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectDepositBasedOperations |
 | us-gaap:GainLossOnSalesOfLoansNetAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectDepositBasedOperationsStatementTable |
 | us-gaap:AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperations |
 | us-gaap:AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperationsStatementTable |