 | us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortizationAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeAlternative |
 | us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortizationAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeAlternativeStatementTable |
 | us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortizationAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeRealEstateExcludingREITs |
 | us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortizationAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeRealEstateExcludingREITsStatementTable |
 | us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortizationAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeRealEstateInvestmentTrusts |
 | us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortizationAbstract | 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:CostOfGoodsAndServicesSoldDepreciationAndAmortizationAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortization | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortizationAbstract | 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 |