Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical)

v2.4.1.9
CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Tanger Factory Outlet Centers, Inc [Member]    
Common shares, par value (in dollars per share) 0.01us-gaap_CommonStockParOrStatedValuePerShare
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
0.01us-gaap_CommonStockParOrStatedValuePerShare
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Common shares, authorized 300,000,000us-gaap_CommonStockSharesAuthorized
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
300,000,000us-gaap_CommonStockSharesAuthorized
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Common shares, issued 95,836,347us-gaap_CommonStockSharesIssued
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
95,509,781us-gaap_CommonStockSharesIssued
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Common shares, outstanding 95,836,347us-gaap_CommonStockSharesOutstanding
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
95,509,781us-gaap_CommonStockSharesOutstanding
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Tanger Factory Outlet Centers, Inc [Member] | Senior Notes [Member]    
Discount (Premium), Net 6,259us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
6,426us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
Tanger Factory Outlet Centers, Inc [Member] | Unsecured Term Loan and Notes Payable [Member]    
Discount (Premium), Net 202us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
/ us-gaap_LongtermDebtTypeAxis
= skt_UnsecuredTermLoanandNotesPayableMember
241us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
/ us-gaap_LongtermDebtTypeAxis
= skt_UnsecuredTermLoanandNotesPayableMember
Tanger Factory Outlet Centers, Inc [Member] | Mortgages [Member]    
Discount (Premium), Net (2,838)us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_MortgagesMember
(3,031)us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_MortgagesMember
Tanger Properties Limited Partnership [Member]    
Discount (Premium), Net 3,623us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
3,636us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
General partner units, outstanding 1,000,000us-gaap_GeneralPartnersCapitalAccountUnitsOutstanding
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
1,000,000us-gaap_GeneralPartnersCapitalAccountUnitsOutstanding
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
Tanger Properties Limited Partnership [Member] | Senior Notes [Member]    
Discount (Premium), Net 6,259us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
6,426us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
Tanger Properties Limited Partnership [Member] | Unsecured Term Loan and Notes Payable [Member]    
Discount (Premium), Net 202us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_LongtermDebtTypeAxis
= skt_UnsecuredTermLoanandNotesPayableMember
241us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_LongtermDebtTypeAxis
= skt_UnsecuredTermLoanandNotesPayableMember
Tanger Properties Limited Partnership [Member] | Mortgages [Member]    
Discount (Premium), Net (2,838)us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_MortgagesMember
(3,031)us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_MortgagesMember
Class A Limited Partnership Units [Member] | Tanger Properties Limited Partnership [Member]    
Limited partners units, outstanding 5,078,406us-gaap_LimitedPartnersCapitalAccountUnitsOutstanding
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementClassOfStockAxis
= skt_ClassALimitedPartnershipUnitsMember
5,078,406us-gaap_LimitedPartnersCapitalAccountUnitsOutstanding
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementClassOfStockAxis
= skt_ClassALimitedPartnershipUnitsMember
Class B Limited Partnership Units [Member] | Tanger Properties Limited Partnership [Member]    
Limited partners units, outstanding 94,836,347us-gaap_LimitedPartnersCapitalAccountUnitsOutstanding
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementClassOfStockAxis
= skt_ClassBLimitedPartnershipUnitsMember
94,509,781us-gaap_LimitedPartnersCapitalAccountUnitsOutstanding
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementClassOfStockAxis
= skt_ClassBLimitedPartnershipUnitsMember