Annual report pursuant to Section 13 and 15(d)

Equity-Based Compensation - Options Awards Narrative (Details)

v3.19.3.a.u2
Equity-Based Compensation - Options Awards Narrative (Details) - Tanger Factory Outlet Centers, Inc. [Member] - USD ($)
$ / shares in Units, shares in Thousands
1 Months Ended 12 Months Ended
Feb. 28, 2018
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Options Outstanding, Weighted average exercise price (in dollars per share)       $ 25.57
Intrinsic value of options exercised during the period   $ 0 $ 8,000  
Share-based Payment Arrangement, Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted 331      
Options Outstanding, Weighted average exercise price (in dollars per share) $ 21.94      
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 10 years      
Award Vesting Rights, Percentage 20.00%      
Vesting period 5 years      
Share-based Compensation Arrangement by Share-based Payment Award, vesting period commencement 1 year      
Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price $ 3.62      
Expected Dividend Rate 6.24%      
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term 7 years 1 month 6 days      
Expected Volatility Rate 32.47%      
Risk Free Interest Rate 2.80%      
Share-based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Forfeiture Rate Used, Minimum 3.00%      
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Forfeiture Rate Used, Maximum 10.00%