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Accumulated Other Comprehensive Income of the Operating Partnership (Details 2) (Tanger Properties Limited Partnership [Member], USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]    
Amounts reclassified from accumulated other comprehensive income $ 0us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax $ (96)us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
Interest Expense [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Cash flow hedges [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]    
Amounts reclassified from accumulated other comprehensive income $ 0us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember		 $ (96)us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember