Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Income Taxes (Details)

v3.22.0.1
Summary of Significant Accounting Policies - Income Taxes (Details) - $ / shares
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Schedule of Common Dividends Per Share [Line Items]      
REIT annual taxable income distribution requirement percentage 90.00%    
Tanger Factory Outlet Centers, Inc. [Member]      
Schedule of Common Dividends Per Share [Line Items]      
Common dividends per share (in dollars per share) $ 0.7150 $ 0.7125 $ 1.4150
Tanger Factory Outlet Centers, Inc. [Member] | Return Of Capital [Member]      
Schedule of Common Dividends Per Share [Line Items]      
Common dividends per share (in dollars per share) 0.7150 0 0.0889
Tanger Factory Outlet Centers, Inc. [Member] | Capital Gain [Member]      
Schedule of Common Dividends Per Share [Line Items]      
Common dividends per share (in dollars per share) 0 0 0
Tanger Factory Outlet Centers, Inc. [Member] | Ordinary Income [Member]      
Schedule of Common Dividends Per Share [Line Items]      
Common dividends per share (in dollars per share) $ 0 $ 0.7125 $ 1.3261