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
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Schedule of Components of Basic and Diluted Earnings Per Unit [Line Items]        
Net income attributable to partners of the Operating Partnership $ 30,947 $ 77,314 $ 54,461 $ 105,908
Numerator:        
Less allocation of earnings to participating securities (306) (725) (601) (1,019)
Net income available to common shareholders/unitholders of Tanger Factory Outlet Centers, Inc./the Operating Partnership $ 30,641 $ 76,589 $ 53,860 $ 104,889
Denominator:        
Basic weighted average common shares (in shares) 100,053,000 100,177,000 100,245,000 100,087,000
Effect of notional units (in shares) 0 183,000 0 167,000
Effect of outstanding options and restricted common shares (in shares) 5,000 68,000 35,000 64,000
Diluted weighted average common shares (in shares) 100,058,000 100,428,000 100,280,000 100,318,000
Basic earnings per common share/unit:        
Net income, basic (in dollars per share) $ 0.31 $ 0.76 $ 0.54 $ 1.05
Diluted earnings per common unit:        
Net income, diluted (in dollars per share) $ 0.31 $ 0.76 $ 0.54 $ 1.05
Antidilutive incremental common shares attributable to notional units excluded from computation of earnings per share (in units) 871,116 775,073 871,116 791,131
Antidilutive securities excluded from computation of earnings per share (in shares) 176,300 194,900 176,300 194,900