Annual report pursuant to Section 13 and 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
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Numerator      
Net income (loss) attributable to Tanger Factory Outlet Centers, Inc. $ 85,831 $ 9,558 $ (38,203)
Less allocation of earnings to participating securities (869) (804) (692)
Net income (loss) available to common shareholders/unitholders of Tanger Factory Outlet Centers, Inc./the Operating Partnership $ 84,962 $ 8,754 $ (38,895)
Denominator      
Basic weighted average common shares (in shares) 108,446,000 105,208,000 97,521,000
Effect of Notional Units (in shares) 1,240,000 809,000 0
Effect of outstanding options and restricted common shares (in shares) 709,000 752,000 0
Diluted weighted average common shares (in shares) 110,395,000 106,769,000 97,521,000
Basic earnings per common unit:      
Net income (loss) , basic (in dollars per share) $ 0.78 $ 0.08 $ (0.40)
Diluted earnings per common unit:      
Net income (loss), diluted (in dollars per share) $ 0.77 $ 0.08 $ (0.40)
Antidilutive notional units excluded from the computation of earnings per share (in units)   506,000 1,700,000
Antidilutive securities excluded from computation of earnings per share (in shares) 513,000 332,000 1,800,000