Summary of Significant Accounting Policies - Income Taxes (Details) - $ / shares	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
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)	$ 1.1525	$ 1.085	$ 0.9700
Tanger Factory Outlet Centers, Inc. [Member] | 2024 Ordinary income
Schedule of Common Dividends Per Share [Line Items]
Common dividends per share (in dollars per share)	1.1525
Tanger Factory Outlet Centers, Inc. [Member] | 2023 Ordinary income
Schedule of Common Dividends Per Share [Line Items]
Common dividends per share (in dollars per share)		1.0773
Tanger Factory Outlet Centers, Inc. [Member] | 2022 Ordinary income
Schedule of Common Dividends Per Share [Line Items]
Common dividends per share (in dollars per share)			0.8464
Tanger Factory Outlet Centers, Inc. [Member] | 2024 Capital gain
Schedule of Common Dividends Per Share [Line Items]
Common dividends per share (in dollars per share)	$ 0
Tanger Factory Outlet Centers, Inc. [Member] | 2023 Capital gain
Schedule of Common Dividends Per Share [Line Items]
Common dividends per share (in dollars per share)		$ 0.0077
Tanger Factory Outlet Centers, Inc. [Member] | 2022 Capital gain
Schedule of Common Dividends Per Share [Line Items]
Common dividends per share (in dollars per share)			$ 0.1236