Accumulated Other Comprehensive Income (Loss) of the Operating Partnership (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Interest rate swap gain (loss) to be reclassified within twelve months			$ 638
Tanger Properties Limited Partnership
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning Balance			679,674
Other comprehensive income (loss) before reclassifications	$ (372)	$ (140)	976	$ (1,053)
Reclassification out of accumulated other comprehensive income (loss) into other income (expense) for foreign currency and interest expense for cash flow hedges	(186)	(6,895)	(2,284)	(3,007)
Ending Balance	732,151		732,151
Tanger Properties Limited Partnership | Foreign Currency
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning Balance	(27,986)	(25,289)	(29,334)	(24,376)
Other comprehensive income (loss) before reclassifications	(372)	(140)	976	(1,053)
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	0
Ending Balance	(28,358)	(25,429)	(28,358)	(25,429)
Tanger Properties Limited Partnership | Cash flow hedges
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning Balance	(1,894)	3,471	204	(417)
Other comprehensive income (loss) before reclassifications	0	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	(186)	(6,895)	(2,284)	(3,007)
Ending Balance	(2,080)	(3,424)	(2,080)	(3,424)
Tanger Properties Limited Partnership | Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning Balance	(29,880)	(21,818)	(29,130)	(24,793)
Ending Balance	$ (30,438)	$ (28,853)	$ (30,438)	$ (28,853)