Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (Parenthetical)

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CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (Parenthetical) - $ / shares
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Tanger Factory Outlet Centers, Inc. [Member]      
Shares/Units issued upon exercise of options (in shares) 0 0 1,800
Grant of restricted common shares awards, net of forfeitures (in shares) 242,167 355,184 411,968
Repurchase of shares (in shares) 1,209,328 919,249 1,911,585
Shares paid for tax withholding for share based compensation (in shares) 131,873 89,437 69,886
Exchange of Operating Partnership units for common shares (in units) 49,511 34,749 32,348
Common shares issued in exchange for Operating Partnership units (in shares) 49,511 34,749 32,348
Dividends declared per common share (in dollars per share) $ 1.415 $ 1.3925 $ 1.3525
Tanger Properties Limited Partnership [Member]      
Distributions Per Limited Partnership Unit Outstanding, Basic $ 1.415 $ 1.3925 $ 1.353
Shares/Units issued upon exercise of options (in shares) 0 0 1,800
Grant of restricted common shares awards, net of forfeitures (in shares) 242,167 355,184 411,968
Repurchase of shares (in shares) 1,209,328 919,249 1,911,585
Shares paid for tax withholding for share based compensation (in shares) 131,873 89,437 69,886