Accumulated Other Comprehensive Loss of the Company - Balances of Each Component of AOCI (Details) - Tanger Factory Outlet Centers, Inc. [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	$ 679,674	$ 591,313	$ 513,934
Ending balance	735,104	679,674	591,313
Interest rate swap gain (loss) to be reclassified within twelve months	(1,200)
Foreign Currency Tanger Factory Outlet Centers, Inc. Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	(27,885)	(23,085)	(24,516)
Other comprehensive income (loss) before reclassifications	1,479	(4,800)	1,431
Reclassification out of accumulated other comprehensive income (loss) into other income (expense) for foreign currency and interest expense for cash flow hedges	0	0	0
Ending balance	(26,406)	(27,885)	(23,085)
Cash flow hedges Tanger Factory Outlet Centers, Inc. Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	198	(434)	13,479
Other comprehensive income (loss) before reclassifications	0	0	0
Reclassification out of accumulated other comprehensive income (loss) into other income (expense) for foreign currency and interest expense for cash flow hedges	(2,141)	632	(13,913)
Ending balance	(1,943)	198	(434)
Total Tanger Factory Outlet Centers, Inc. Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	(27,687)	(23,519)	(11,037)
Other comprehensive income (loss) before reclassifications	1,479	(4,800)	1,431
Reclassification out of accumulated other comprehensive income (loss) into other income (expense) for foreign currency and interest expense for cash flow hedges	(2,141)	632	(13,913)
Ending balance	(28,349)	(27,687)	(23,519)
Foreign Currency noncontrolling interest [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	(1,451)	(1,293)	(1,351)
Other comprehensive income (loss) before reclassifications	64	(158)	58
Reclassification out of accumulated other comprehensive income (loss) into other income (expense) for foreign currency and interest expense for cash flow hedges	0	0	0
Ending balance	(1,387)	(1,451)	(1,293)
Cash Flow Hedges noncontrolling interest [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	4	19	638
Other comprehensive income (loss) before reclassifications	0	0	0
Reclassification out of accumulated other comprehensive income (loss) into other income (expense) for foreign currency and interest expense for cash flow hedges	(91)	(15)	(619)
Ending balance	(87)	4	19
Noncontrolling Interest [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	(1,447)	(1,274)	(713)
Other comprehensive income (loss) before reclassifications	64	(158)	58
Reclassification out of accumulated other comprehensive income (loss) into other income (expense) for foreign currency and interest expense for cash flow hedges	(91)	(15)	(619)
Ending balance	$ (1,474)	$ (1,447)	$ (1,274)