Accumulated Other Comprehensive Income (Loss) of the Operating Partnership (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Interest rate swap gain (loss) to be reclassified within twelve months	$ 68
Tanger Properties Limited Partnership
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning Balance	735,104
Other comprehensive income before reclassifications	(185)	$ (634)
Reclassifications out of accumulated other comprehensive income into other income for foreign currency and interest expense for cash flow hedges	3,053	(1,248)
Ending Balance	697,782
Tanger Properties Limited Partnership | Foreign Currency
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning Balance	(27,793)	(29,334)
Other comprehensive income before reclassifications	(185)	(634)
Reclassifications out of accumulated other comprehensive income into other income for foreign currency and interest expense for cash flow hedges	0	0
Ending Balance	(27,978)	(29,968)
Tanger Properties Limited Partnership | Cash flow hedges
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning Balance	(2,030)	204
Other comprehensive income before reclassifications	0	0
Reclassifications out of accumulated other comprehensive income into other income for foreign currency and interest expense for cash flow hedges	3,053	(1,248)
Ending Balance	1,023	(1,044)
Tanger Properties Limited Partnership | Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning Balance	(29,823)	(29,130)
Ending Balance	$ (26,955)	$ (31,012)