Investments in Unconsolidated Real Estate Joint Ventures - Summary Statements of Operations for Unconsolidated Joint Ventures (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Unconsolidated Properties [Member]
Summary Statements of Operations of Unconsolidated Joint Ventures [Line Items]
Revenues	$ 100,656	$ 94,251	$ 90,616
Expenses:
Property operating	36,920	35,475	35,212
General and administrative	55	67	334
Depreciation and amortization	19,597	18,512	20,728
Total expenses	56,572	54,054	56,274
Interest expense	(17,501)	(18,214)	(18,107)
Other non-operating income	546	764	549
Total other income (expense)	(16,955)	(17,450)	(17,558)
Net income	27,129	22,747	16,784
Tanger Factory Outlet Centers, Inc. [Member]
Summary Statements of Operations of Unconsolidated Joint Ventures [Line Items]
Revenues	581,562	526,063	464,407
Expenses:
Property operating	176,502	158,729	145,547
General and administrative	78,722	78,020	76,130
Depreciation and amortization	150,976	138,690	108,889
Total expenses	410,449	375,439	330,566
Interest expense	(65,860)	(60,637)	(47,928)
Other non-operating income	668	1,484	9,729
Total other income (expense)	(65,192)	(59,153)	(38,199)
Net income	119,501	102,760	103,882
The Company and Operating Partnership's share of:
Net income	13,580	11,289	8,240
Depreciation, amortization and asset impairments (real estate related)	$ 9,790	$ 9,334	$ 10,514