Quarterly report pursuant to Section 13 or 15(d)

Investments in Unconsolidated Real Estate Joint Ventures (Summary Statements of Operations for Unconsolidated Joint Ventures) (Details)

v2.4.1.9
Investments in Unconsolidated Real Estate Joint Ventures (Summary Statements of Operations for Unconsolidated Joint Ventures) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Partnership Interest [Member]    
Summary Statements of Operations of Unconsolidated Joint Ventures [Line Items]    
Revenues $ 23,965us-gaap_Revenues
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
$ 16,755us-gaap_Revenues
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
Property operating 9,144us-gaap_OperatingCostsAndExpenses
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
6,646us-gaap_OperatingCostsAndExpenses
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
General and administrative 218us-gaap_GeneralAndAdministrativeExpense
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
129us-gaap_GeneralAndAdministrativeExpense
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
Depreciation and amortization 7,822us-gaap_DepreciationAndAmortization
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
4,974us-gaap_DepreciationAndAmortization
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
Total expenses 17,184us-gaap_OperatingExpenses
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
11,749us-gaap_OperatingExpenses
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
Operating income 6,781us-gaap_OperatingIncomeLoss
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
5,006us-gaap_OperatingIncomeLoss
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
Interest expense (1,770)us-gaap_InterestExpense
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
(1,226)us-gaap_InterestExpense
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
Interest and other income 8us-gaap_OtherNonoperatingIncomeExpense
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
0us-gaap_OtherNonoperatingIncomeExpense
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
Net income 5,019us-gaap_ProfitLoss
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
3,780us-gaap_ProfitLoss
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= us-gaap_PartnershipInterestMember
Tanger Factory Outlet Centers, Inc [Member]    
Summary Statements of Operations of Unconsolidated Joint Ventures [Line Items]    
Revenues 105,926us-gaap_Revenues
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
102,782us-gaap_Revenues
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Property operating 37,732us-gaap_OperatingCostsAndExpenses
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
36,027us-gaap_OperatingCostsAndExpenses
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
General and administrative 11,305us-gaap_GeneralAndAdministrativeExpense
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
10,722us-gaap_GeneralAndAdministrativeExpense
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Depreciation and amortization 23,989us-gaap_DepreciationAndAmortization
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
26,063us-gaap_DepreciationAndAmortization
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Total expenses 73,026us-gaap_OperatingExpenses
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
74,415us-gaap_OperatingExpenses
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Operating income 32,900us-gaap_OperatingIncomeLoss
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
28,367us-gaap_OperatingIncomeLoss
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Interest expense (13,089)us-gaap_InterestExpense
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
(14,920)us-gaap_InterestExpense
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Interest and other income 306us-gaap_OtherNonoperatingIncomeExpense
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
60us-gaap_OtherNonoperatingIncomeExpense
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Net income 36,386us-gaap_ProfitLoss
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
15,440us-gaap_ProfitLoss
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
The Company and Operating Partnership's share of net income (loss) of unconsolidated joint ventures 2,543us-gaap_IncomeLossFromEquityMethodInvestments
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
1,933us-gaap_IncomeLossFromEquityMethodInvestments
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
The Company and Operating Partnership's share of depreciation and impairment charges (real estate related) of unconsolidated joint ventures $ 4,076skt_EquityMethodInvestmentCompanyandOperatingPartnershipShareofRealEstateRelatedDepreciation
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
$ 2,605skt_EquityMethodInvestmentCompanyandOperatingPartnershipShareofRealEstateRelatedDepreciation
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember