Shareholders' Equity of the Company (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2023	May 31, 2023	Apr. 30, 2023	Feb. 28, 2021
Distribution Made to Limited Partner [Line Items]
Common dividends (in dollars per share)	$ 0.26	$ 0.26	$ 0.22
Common distributions (in dollars per share)		$ 0.26
Common shares, par value (in dollars per share)	$ 0.01			$ 0.01			$ 0.01
Aggregate gross sales price of common shares							$ 250.0
At-the-Market offering, stock remaining available for sale	$ 220.1
Common shares sold (in shares)	0		0
Authorized repurchase amount					$ 100.0	$ 80.0
Shares repurchased during the period (in shares)	0		0
Remaining amount authorized to be repurchase	$ 100.0
Tanger Properties Limited Partnership
Distribution Made to Limited Partner [Line Items]
Common distributions (in dollars per share)	$ 0.26		$ 0.22