 | us-gaap:AmortizationOfDeferredChargesAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeAlternative |
 | us-gaap:AmortizationOfDeferredChargesAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeAlternativeStatementTable |
 | us-gaap:AmortizationOfDeferredChargesAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeRealEstateExcludingREITs |
 | us-gaap:AmortizationOfDeferredChargesAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeRealEstateExcludingREITsStatementTable |
 | us-gaap:AmortizationOfDeferredChargesAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeRealEstateInvestmentTrusts |
 | us-gaap:AmortizationOfDeferredChargesAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeRealEstateInvestmentTrustsStatementTable |
 | us-gaap:AdjustmentForAmortizationAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectRealEstate |
 | us-gaap:AdjustmentForAmortizationAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectRealEstateStatementTable |
 | us-gaap:AmortizationOfDeferredChargesAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:AmortizationOfDeferredCharges | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:LeaseCost | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeDiscontinuedOperationsAlternate |
 | us-gaap:AmortizationOfDeferredChargesAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeStatementTable |
 | us-gaap:AdjustmentForAmortizationAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirect |
 | us-gaap:AdjustmentForAmortization | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirect |
 | us-gaap:AdjustmentForAmortizationAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectStatementTable |
 | us-gaap:IncomeAndExpensesLesseeAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/Leases842 |
 | us-gaap:LeaseCostAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/Leases842 |