Accumulated Other Comprehensive Income of the Operating Partnership (Details) (Tanger Properties Limited Partnership [Member], USD $) In Thousands, unless otherwise specified							3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended	3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended	3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended
	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Jun. 30, 2014 Amortization of Cash Flow Hedges [Member]	Jun. 30, 2013 Amortization of Cash Flow Hedges [Member]	Jun. 30, 2014 Amortization of Cash Flow Hedges [Member]	Jun. 30, 2013 Amortization of Cash Flow Hedges [Member]	Jun. 30, 2014 Unrealized Gain (Loss) on Foreign Currency Translation [Member]	Jun. 30, 2013 Unrealized Gain (Loss) on Foreign Currency Translation [Member]	Jun. 30, 2014 Unrealized Gain (Loss) on Foreign Currency Translation [Member]	Jun. 30, 2013 Unrealized Gain (Loss) on Foreign Currency Translation [Member]	Jun. 30, 2013 Realized Loss on Foreign Currency [Member]	Jun. 30, 2013 Realized Loss on Foreign Currency [Member]	Jun. 30, 2014 Change in Fair Value, Cash Flow Hedges [Member]	Jun. 30, 2014 Change in Fair Value, Cash Flow Hedges [Member]	Jun. 30, 2014 Foreign Currency [Member]	Jun. 30, 2013 Foreign Currency [Member]	Jun. 30, 2014 Foreign Currency [Member]	Jun. 30, 2013 Foreign Currency [Member]	Jun. 30, 2014 Foreign Currency [Member] Unrealized Gain (Loss) on Foreign Currency Translation [Member]	Jun. 30, 2013 Foreign Currency [Member] Unrealized Gain (Loss) on Foreign Currency Translation [Member]	Jun. 30, 2014 Foreign Currency [Member] Unrealized Gain (Loss) on Foreign Currency Translation [Member]	Jun. 30, 2013 Foreign Currency [Member] Unrealized Gain (Loss) on Foreign Currency Translation [Member]	Jun. 30, 2013 Foreign Currency [Member] Realized Loss on Foreign Currency [Member]	Jun. 30, 2013 Foreign Currency [Member] Realized Loss on Foreign Currency [Member]	Jun. 30, 2014 Cash flow hedges [Member]	Jun. 30, 2013 Cash flow hedges [Member]	Jun. 30, 2014 Cash flow hedges [Member]	Jun. 30, 2013 Cash flow hedges [Member]	Jun. 30, 2014 Cash flow hedges [Member] Amortization of Cash Flow Hedges [Member]	Jun. 30, 2013 Cash flow hedges [Member] Amortization of Cash Flow Hedges [Member]	Jun. 30, 2014 Cash flow hedges [Member] Amortization of Cash Flow Hedges [Member]	Jun. 30, 2013 Cash flow hedges [Member] Amortization of Cash Flow Hedges [Member]	Jun. 30, 2014 Cash flow hedges [Member] Change in Fair Value, Cash Flow Hedges [Member]	Jun. 30, 2014 Cash flow hedges [Member] Change in Fair Value, Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ (3,605)	$ (5,977)	$ (2,721)	$ 1,257	$ 1,085	$ 1,107													$ (7,684)	$ 63	$ (4,844)	$ (5)							$ 1,707	$ 1,022	$ 2,123	$ 1,112
Amounts reclassified from accumulated other comprehensive income							(98)	(92)	(194)	(182)	3,488	135	648	203	129	129	(1,018)	(1,338)	0	129	0	129	3,488	135	648	203	129	129	(98)	(92)	(194)	(182)	(98)	(92)	(194)	(182)	(1,018)	(1,338)
Ending balance	$ (3,605)	$ (5,977)	$ (2,721)	$ 1,257	$ 1,085	$ 1,107													$ (4,196)	$ 327	$ (4,196)	$ 327							$ 591	$ 930	$ 591	$ 930