Annual report pursuant to Section 13 and 15(d)

Equity-Based Compensation - Restricted Share Activity (Details)

v3.8.0.1
Equity-Based Compensation - Restricted Share Activity (Details) - Tanger Factory Outlet Centers, Inc. [Member] - Restricted Shares [Member] - $ / shares
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Number of shares      
Beginning balance 879,268 1,085,995 1,099,450
Granted 253,431 286,524 357,844
Vested (368,043) (388,851) (371,299)
Forfeited (14,750) (104,400) 0
Ending balance 749,906 879,268 1,085,995
Weighted-average grant date fair value      
Beginning balance (in dollars per share) $ 31.09 $ 31.84 $ 29.01
Granted (in dollars per share) 33.07 29.64 36.69
Vested (in dollars per share) 29.87 31.30 28.12
Forfeited (in dollars per share) 34.39 34.13 0.00
Ending balance (in dollars per share) $ 32.30 $ 31.09 $ 31.84