Annual report pursuant to Section 13 and 15(d)

Equity-Based Compensation - Outperformance Plan Rollforward (Details)

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Equity-Based Compensation - Outperformance Plan Rollforward (Details) - Tanger Factory Outlet Centers, Inc. [Member] - Performance Shares [Member] - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Number of units      
Beginning balance 1,709,774 1,123,904 1,013,383
Awarded 668,824 902,167 531,827
Earned (76,478) 0 0
Forfeited (475,854) (316,297) (421,306)
Ending balance 1,826,266 1,709,774 1,123,904
Weighted-average grant date fair value      
Beginning balance (in dollars per share) $ 9.17 $ 13.36 $ 14.44
Awarded (in dollars per share) 9.76 6.35 12.09
Earned (in dollars per share) 12.42 0 0
Forfeited (in dollars per share) 11.03 16.01 14.36
Ending balance (in dollars per share) $ 8.82 $ 9.17 $ 13.36