Tanger Inc. Annual report pursuant to Section 13 and 15(d)

Accumulated Other Comprehensive Income of the Operating Partnership - Balances of Each Component (Details)

Accumulated Other Comprehensive Income of the Operating Partnership - Balances of Each Component (Details) (Tanger Properties Limited Partnership [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), beginning balance	$ (2,721)	$ 1,107	$ 1,463
Amortization of cash flow hedges	(741)	(371)	(351)
Unrealized loss on foreign currency translation adjustments	(10,042)	(4,968)	(5)
Change in fair value of cash flow hedges	(1,287)	1,382	0
Realized loss on foreign currency		129
Accumulated other comprehensive income (loss), ending balance	(14,791)	(2,721)	1,107
Foreign Currency [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), beginning balance	(4,844)	(5)	0
Unrealized loss on foreign currency translation adjustments	(10,042)	(4,968)	(5)
Realized loss on foreign currency		129
Accumulated other comprehensive income (loss), ending balance	(14,886)	(4,844)	(5)
Cash flow hedges [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), beginning balance	2,123	1,112	1,463
Amortization of cash flow hedges	(741)	(371)	(351)
Change in fair value of cash flow hedges	(1,287)	1,382
Realized loss on foreign currency		0
Accumulated other comprehensive income (loss), ending balance	$ 95	$ 2,123	$ 1,112

- Definition

Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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- Definition

Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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