Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.21.2
Subsequent Events (Details)
$ / shares in Units, $ in Millions
 1 Months Ended 3 Months Ended 6 Months Ended
Aug. 13, 2021
$ / shares
Jul. 31, 2021
USD ($)
Extension
$ / shares
Jun. 30, 2021
USD ($)
$ / shares
Jun. 30, 2021
USD ($)
$ / shares
Jun. 30, 2020
$ / shares
Tanger Factory Outlet Centers, Inc. [Member]          
Subsequent Event [Line Items]          
Common dividends (in dollars per share) | $ / shares     $ 0.1775 $ 0.3550 $ 0.7125
Tanger Factory Outlet Centers, Inc. [Member] | Forecast          
Subsequent Event [Line Items]          
Common dividends paid per common share (in dollars per share) | $ / shares $ 0.1775        
Tanger Properties Limited Partnership [Member]          
Subsequent Event [Line Items]          
Common distributions (in dollars per share) | $ / shares     $ 0.1775 $ 0.3550 $ 0.7125
Tanger Properties Limited Partnership [Member] | Line of Credit [Member]          
Subsequent Event [Line Items]          
LIBOR floor interest rate     0.25% 0.25%  
Maximum Borrowings of Liquidity Line     $ 20.0 $ 20.0  
Maximum Borrowings of Syndicated Line     580.0 580.0  
Maximum Borrowings of Syndicated Line if Accordion Feature is Utilized     $ 1,200.0 $ 1,200.0  
Subsequent Event [Member] | Tanger Factory Outlet Centers, Inc. [Member]          
Subsequent Event [Line Items]          
Common dividends (in dollars per share) | $ / shares   $ 0.1775      
Subsequent Event [Member] | Tanger Properties Limited Partnership [Member]          
Subsequent Event [Line Items]          
Common distributions (in dollars per share) | $ / shares   $ 0.1775      
Subsequent Event [Member] | Tanger Properties Limited Partnership [Member] | Line of Credit [Member]          
Subsequent Event [Line Items]          
Number of extensions | Extension   2      
Term of extension   6 months      
LIBOR floor interest rate   0.25%      
Basis point annual reduction in the interest rate if we meet certain sustainability thresholds   1      
Line of credit borrowing capacity   $ 520.0      
Maximum Borrowings of Liquidity Line   20.0      
Maximum Borrowings of Syndicated Line   $ 500.0      
Percent of facility fee   0.25%      
Maximum Borrowings of Syndicated Line if Accordion Feature is Utilized   $ 1,200.0