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, shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Numerator:        
Net income (loss) attributable to partners of the Operating Partnership $ (23,890) $ 14,457 $ (52,199) $ 80,103
Less allocation of earnings to participating securities (176) (114) (692) (725)
Net income (loss) available to common shareholders/unitholders $ (24,066) $ 14,343 $ (52,891) $ 79,378
Denominator:        
Basic weighted average common shares (in shares) 97,543 98,147 97,480 98,205
Diluted weighted average common shares (in shares) 97,543 98,147 97,480 98,205
Basic earnings per common share/unit:        
Net income (loss), basic (in dollars per share) $ (0.25) $ 0.15 $ (0.54) $ 0.81
Diluted earnings per common unit:        
Net income (loss), diluted (in dollars per share) $ (0.25) $ 0.15 $ (0.54) $ 0.81
Antidilutive Incremental Common Shares Attributable to Notional Units 1,700 1,100 1,700 1,100
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 1,500 526 1,500 526