Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Unit of the Operating Partnership (Details)

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Earnings Per Unit of the Operating Partnership (Details) - Tanger Properties Limited Partnership [Member] - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2015
Numerator          
Net income attributable to partners of the Operating Partnership $ 77,314 $ 25,794 $ 105,908 $ 62,161  
Less allocation of earnings to participating securities (725) (308) (1,019) (716)  
Net income available to common shareholders/unitholders of Tanger Factory Outlet Centers, Inc./the Operating Partnership $ 76,589 $ 25,486 $ 104,889 $ 61,445  
Denominator          
Basic weighted average common shares (in shares) 100,177,000 99,819,000 100,087,000 99,717,000  
Effect of notional units (in shares) 183,000 0 167,000   0
Effect of outstanding options and restricted common shares (in shares) 68,000 54,000 64,000 66,000  
Diluted weighted average common shares (in shares) 100,428,000 99,873,000 100,318,000 99,783,000  
Basic earnings per common share/unit:          
Net income, basic (in dollars per share) $ 0.76 $ 0.26 $ 1.05 $ 0.62  
Diluted earnings per common unit:          
Net income, diluted (in dollars per share) $ 0.76 $ 0.26 $ 1.05 $ 0.62  
Antidilutive securities excluded from computation of earnings per share (in shares) 194,900 250,700 194,900 250,800