Shareholders' Equity of the Company Narrative (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	May 31, 2023	Apr. 30, 2023	Dec. 31, 2021	Feb. 28, 2021
Share Repurchase Program [Line Items]
Common shares, par value (in dollars per share)							$ 0.01
At Market Stock Aggregate Gross Sales Price of Common Shares							$ 400.0
Number of common shares settled during the period (in shares)	1,915,762	3,374,184	3,494,919
At Market Stock Remaining of Common Shares	$ 400.0
Forward Sale Agreements
Share Repurchase Program [Line Items]
Initial gross value	$ 69.7
Tanger Factory Outlet Centers, Inc. [Member]
Share Repurchase Program [Line Items]
Common shares, par value (in dollars per share)	$ 0.01	$ 0.01
Authorized repurchase amount				$ 200.0	$ 100.0
Remaining amount authorized to be repurchase						$ 200.0