Fair Value Measurements (Debt) (Details) - Tanger Properties Limited Partnership [Member] - USD ($) $ in Thousands		Jun. 30, 2016	Dec. 31, 2015
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of debt		$ 1,694,512	$ 1,615,833
Recorded value of debt	[1]	$ 1,602,847	$ 1,551,924

[1] Including premiums and net of debt discount and net debt origination costs.