 | us-gaap:PaymentsForProceedsFromLoansReceivableAlternativeAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectRealEstate |
 | us-gaap:PaymentsToAcquireReceivablesAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectRealEstate |
 | us-gaap:PaymentsToAcquireReceivablesAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectRealEstateStatementTable |
 | us-gaap:PaymentsForProceedsFromLoansReceivableAlternativeAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirect |
 | us-gaap:PaymentsToAcquireReceivablesAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirect |
 | us-gaap:PaymentsToAcquireReceivables | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirect |
 | us-gaap:PaymentsToAcquireReceivablesAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectStatementTable |
 | us-gaap:PaymentsForProceedsFromLoansReceivable | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectDepositBasedOperations |
 | us-gaap:PaymentsForProceedsFromLoansReceivableAlternativeAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperations |
 | us-gaap:PaymentsToAcquireReceivablesAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperations |
 | us-gaap:PaymentsToAcquireReceivablesAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperationsStatementTable |
 | us-gaap:PaymentsForProceedsFromLoansReceivableAlternativeAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectSecuritiesBasedOperations |
 | us-gaap:PaymentsToAcquireReceivablesAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectSecuritiesBasedOperations |
 | us-gaap:PaymentsToAcquireReceivablesAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectSecuritiesBasedOperationsStatementTable |