XML 19 R78.htm IDEA: XBRL DOCUMENT v2.4.1.9
Fair Value Measurements (Quantitative Information About Significant Unobservable Inputs (Level 3) Used) (Details) (Significant Unobservable Inputs (Level 3) [Member], USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Discounted Cash Flows [Member] | Fixed-Rate Debt [Member] | Minimum [Member]
    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value Input, Discount Rate 1.90%us-gaap_FairValueInputsDiscountRate
/ us-gaap_DebtInstrumentAxis
= wri_FixedRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember		 1.30%us-gaap_FairValueInputsDiscountRate
/ us-gaap_DebtInstrumentAxis
= wri_FixedRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember
Discounted Cash Flows [Member] | Fixed-Rate Debt [Member] | Maximum [Member]
    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value Input, Discount Rate 5.10%us-gaap_FairValueInputsDiscountRate
/ us-gaap_DebtInstrumentAxis
= wri_FixedRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember		 5.10%us-gaap_FairValueInputsDiscountRate
/ us-gaap_DebtInstrumentAxis
= wri_FixedRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember
Discounted Cash Flows [Member] | Variable-Rate Debt [Member] | Minimum [Member]
    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value Input, Discount Rate 1.20%us-gaap_FairValueInputsDiscountRate
/ us-gaap_DebtInstrumentAxis
= wri_VariableRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember		 1.20%us-gaap_FairValueInputsDiscountRate
/ us-gaap_DebtInstrumentAxis
= wri_VariableRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember
Discounted Cash Flows [Member] | Variable-Rate Debt [Member] | Maximum [Member]
    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value Input, Discount Rate 2.90%us-gaap_FairValueInputsDiscountRate
/ us-gaap_DebtInstrumentAxis
= wri_VariableRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember		 2.90%us-gaap_FairValueInputsDiscountRate
/ us-gaap_DebtInstrumentAxis
= wri_VariableRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember
Discounted Cash Flows [Member] | Tax Increment Revenue Bonds [Member]
    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value Input, Discount Rate 7.50%us-gaap_FairValueInputsDiscountRate
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember		 7.50%us-gaap_FairValueInputsDiscountRate
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember
Discounted Cash Flows [Member] | Tax Increment Revenue Bonds [Member] | Minimum [Member]
    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value Input, Expected Future Growth Rate 1.00%us-gaap_FairValueInputsLongTermRevenueGrowthRate
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember		 1.00%us-gaap_FairValueInputsLongTermRevenueGrowthRate
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember
Fair Value Input, Expected Future Inflation Rate 1.00%us-gaap_FairValueAssumptionsExpectedVolatilityRate
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember		 1.00%us-gaap_FairValueAssumptionsExpectedVolatilityRate
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember
Discounted Cash Flows [Member] | Tax Increment Revenue Bonds [Member] | Maximum [Member]
    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Fair Value Input, Expected Future Growth Rate 5.00%us-gaap_FairValueInputsLongTermRevenueGrowthRate
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember		 2.00%us-gaap_FairValueInputsLongTermRevenueGrowthRate
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember
Fair Value Input, Expected Future Inflation Rate 2.00%us-gaap_FairValueAssumptionsExpectedVolatilityRate
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember		 2.00%us-gaap_FairValueAssumptionsExpectedVolatilityRate
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_ValuationTechniqueAxis
= wri_DiscountedCashFlowsMember
Fair Value [Member] | Fixed-Rate Debt [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Debt 1,809,751us-gaap_DebtInstrumentFairValue
/ us-gaap_DebtInstrumentAxis
= wri_FixedRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_EstimateOfFairValueFairValueDisclosureMember		 1,719,775us-gaap_DebtInstrumentFairValue
/ us-gaap_DebtInstrumentAxis
= wri_FixedRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_EstimateOfFairValueFairValueDisclosureMember
Fair Value [Member] | Variable-Rate Debt [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Debt 207,191us-gaap_DebtInstrumentFairValue
/ us-gaap_DebtInstrumentAxis
= wri_VariableRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_EstimateOfFairValueFairValueDisclosureMember		 292,972us-gaap_DebtInstrumentFairValue
/ us-gaap_DebtInstrumentAxis
= wri_VariableRateDebtMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_EstimateOfFairValueFairValueDisclosureMember
Fair Value [Member] | Tax Increment Revenue Bonds [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Investments 25,377us-gaap_HeldToMaturitySecuritiesFairValue
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_EstimateOfFairValueFairValueDisclosureMember		 [1] 25,392us-gaap_HeldToMaturitySecuritiesFairValue
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_EstimateOfFairValueFairValueDisclosureMember		 [1]
[1] At March 31, 2015 and December 31, 2014, the credit loss balance on our tax increment revenue bonds was $31.0 million.