Quarterly report pursuant to Section 13 or 15(d)

Equity-Based Compensation of the Company (Outperformance Plan) (Details)

v3.20.2
Equity-Based Compensation of the Company (Outperformance Plan) (Details) - Tanger Factory Outlet Centers, Inc. [Member] - Performance Shares [Member] - $ / shares
1 Months Ended
Apr. 30, 2020
Feb. 29, 2020
Sep. 30, 2020
Shares/Units, granted (in shares/units)   697,000  
2020 OPP [Member]      
Maximum number of restricted common shares that may be earned     902,167
Granted (in dollars per share) $ 3.11 $ 7.30  
Absolute portion of award [Member] | 2020 OPP [Member]      
Percent of total award     33.30%
Relative portion of award [Member] | 2020 OPP [Member]      
Percent of total award     66.70%
Minimum [Member] | Absolute portion of award [Member] | 2020 OPP [Member]      
Absolute total shareholder return     36.80%
Percentage of units to be earned     20.00%
Minimum [Member] | Relative portion of award [Member] | 2020 OPP [Member]      
Percentage of units to be earned     20.00%
Percentile rank of peer group range     30.00%
Maximum [Member] | Absolute portion of award [Member] | 2020 OPP [Member]      
Absolute total shareholder return     52.10%
Percentage of units to be earned     100.00%
Maximum [Member] | Relative portion of award [Member] | 2020 OPP [Member]      
Percentage of units to be earned     100.00%
Percentile rank of peer group range     80.00%
President and COO [Member] | 2020 OPP [Member]      
Shares/Units, granted (in shares/units) 205,480