Debt of the Operating Partnership (Schedule of Debt) (Details) (Tanger Properties Limited Partnership [Member], USD $)	6 Months Ended		12 Months Ended
	Jun. 30, 2014		Dec. 31, 2013
Debt Instrument [Line Items]
Principal	$ 1,403,618,000		$ 1,330,398,000
Debt Instrument, Unamortized (Discount) Premium, Net	(2,335,000)		(2,349,000)
Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Unamortized (Discount) Premium, Net	(5,433,000)		(5,752,000)
Senior Notes [Member] | 6.15% Senior Notes [Member]
Debt Instrument [Line Items]
Stated Interest Rate(s)	6.15%		6.15%
Maturity Date	Nov. 01, 2015
Principal	250,000,000		250,000,000
Discount	(156,000)		(211,000)
Senior Notes [Member] | 6.125% Senior Notes [Member]
Debt Instrument [Line Items]
Stated Interest Rate(s)	6.125%		6.125%
Maturity Date	Jun. 01, 2020
Principal	300,000,000		300,000,000
Discount	(1,374,000)		(1,469,000)
Senior Notes [Member] | 3.875% Senior Notes [Member] [Member]
Debt Instrument [Line Items]
Stated Interest Rate(s)	3.875%		3.875%
Maturity Date	Dec. 01, 2023
Principal	250,000,000		250,000,000
Discount	(3,903,000)		(4,072,000)
Mortgages Payable [Member]
Debt Instrument [Line Items]
Debt Instrument, Unamortized (Discount) Premium, Net	3,418,000		3,799,000
Mortgages Payable [Member] | Atlantic City Outlets The Walk [Member]
Debt Instrument [Line Items]
Stated Interest Rate(s), Minimum	5.14%	[1]	5.14%	[1]
Stated Interest Rate(s), Maximum	7.65%	[1]	7.65%	[1]
Maturity Date Range, Start	Nov. 01, 2021
Maturity Date Range, End	Dec. 01, 2026
Principal	47,284,000	[1]	48,535,000	[1]
Premium	3,893,000	[1]	4,091,000	[1]
Mortgages Payable [Member] | Deer Park [Member]
Debt Instrument [Line Items]
Basis spread on variable rate	1.50%		1.50%
Maturity Date	Aug. 01, 2018
Principal	150,000,000		150,000,000
Discount	(1,319,000)		(1,478,000)
Mortgages Payable [Member] | The Outlets at Hershey [Member]
Debt Instrument [Line Items]
Stated Interest Rate(s), Minimum	5.17%	[1]	5.17%	[1]
Stated Interest Rate(s), Maximum	8.00%	[1]	8.00%	[1]
Maturity Date	Aug. 01, 2015	[1]
Principal	29,623,000	[1]	29,970,000	[1]
Premium	698,000	[1]	993,000	[1]
Mortgages Payable [Member] | Ocean City Factory Outlets [Member]
Debt Instrument [Line Items]
Stated Interest Rate(s)	5.24%	[1]	5.24%	[1]
Maturity Date	Jan. 01, 2016	[1]
Principal	18,011,000	[1]	18,193,000	[1]
Premium	146,000	[1]	193,000	[1]
Notes Payable [Member]
Debt Instrument [Line Items]
Stated Interest Rate(s)	1.50%	[1]	1.50%	[1]
Maturity Date	Jun. 30, 2016	[1]
Principal	10,000,000	[1]	10,000,000	[1]
Discount	(320,000)	[1]	(396,000)	[1]
Unsecured Term Loan [Member]
Debt Instrument [Line Items]
Basis spread on variable rate	1.60%	[2]	1.60%	[2]
Maturity Date	Feb. 23, 2019	[2]
Principal	250,000,000	[2]	250,000,000	[2]
Discount	0	[2]	0	[2]
Debt Instrument, Unamortized (Discount) Premium, Net	(320,000)		(396,000)
Unsecured Term Note [Member]
Debt Instrument [Line Items]
Basis spread on variable rate	1.30%		1.30%
Maturity Date	Aug. 01, 2017
Principal	7,500,000		7,500,000
Discount	0		0
Line of Credit [Member]
Debt Instrument [Line Items]
Basis spread on variable rate	1.00%		1.00%
Maturity Date	Nov. 10, 2015
Principal	91,200,000		16,200,000
Discount	$ 0		$ 0

[1] The effective interest rates assigned during the purchase price allocation to these assumed mortgages and note payable during acquisitions in 2011 were as follows: Atlantic City 5.05%, Ocean City 4.68%, Hershey 3.40% and note payable 3.15%.

[2] In July 2014, we completed an amendment to this loan which reduced the interest rate from LIBOR + 1.60% to LIBOR + 1.05%.