CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Issuance of common units			$ 88,442
Issuance of deferred units or common units (in shares/units)	1,915,762	3,374,184	3,494,919
Common shares issued in exchange for Operating Partnership units (in shares)	45,054		30,024
Tanger Factory Outlet Centers, Inc. [Member]
Issuance of common units upon exercise of options (in units)	42,310	84,990	85,500
Grant of restricted common shares awards, net of forfeitures (in shares)	591,438	769,382	1,064,400
Issuance of deferred units or common units (in shares/units)		136,469
Issuance of common units (in shares/units)	1,915,762	3,374,184	3,494,919
Shares paid for tax withholding for share based compensation (in shares)	235,838	419,643	379,512
Common shares issued in exchange for Operating Partnership units (in shares)	45,054	0	30,024
Exchange of Operating Partnership units for common shares (in units)	45,054		30,024
Common dividends per share (in dollars per share)	$ 1.1525	$ 1.085	$ 0.9700
Adjustment for noncontrolling interest in Operating Partnership	$ 0	$ 0	$ 0
Issuance of common shares	68,886	113,803	88,442
Issuance of common shares upon exercise of options	434	1,313	1,236
Net income	119,501	102,760	103,882
Tanger Factory Outlet Centers, Inc. [Member] | Paid in capital [Member]
Adjustment for noncontrolling interest in Operating Partnership	(2,030)	(3,808)	(2,916)
Issuance of common shares	68,867	113,769	88,407
Issuance of deferred shares		(1)
Issuance of common shares upon exercise of options	434	1,313	1,235
Tanger Factory Outlet Centers, Inc. [Member] | Common shares [Member]
Issuance of common shares	19	34	35
Issuance of deferred shares		1
Issuance of common shares upon exercise of options		0	1
Tanger Factory Outlet Centers, Inc. [Member] | Parent [Member]
Adjustment for noncontrolling interest in Operating Partnership	(2,030)	(3,808)	(2,916)
Issuance of common shares	68,886	113,803	88,442
Issuance of common shares upon exercise of options	434	1,313	1,236
Net income	114,776	98,595	99,151
Tanger Factory Outlet Centers, Inc. [Member] | Limited partners [Member] | Noncontrolling Interest [Member]
Adjustment for noncontrolling interest in Operating Partnership	2,030	3,808	2,916
Net income	4,725	4,245	4,483
Tanger Factory Outlet Centers, Inc. [Member] | Other Ownership Interest [Member] | Noncontrolling Interest [Member]
Net income	$ 0	$ (80)	$ 248
Tanger Properties Limited Partnership [Member]
Issuance of common units upon exercise of options (in units)	42,310	84,990	85,500
Issuance of common units	$ 68,886	$ 113,803
Grant of restricted common shares awards, net of forfeitures (in shares)	591,438	769,382	1,064,400
Issuance of deferred units or common units (in shares/units)		136,469
Shares paid for tax withholding for share based compensation (in shares)	235,838	419,643	379,512
Common distributions per common unit (in dollars per share)	$ 1.1525	$ 1.085	$ 0.97
Issuance of common shares upon exercise of options	$ 434	$ 1,313	$ 1,236
Distributions to noncontrolling interests		80
Net income	119,501	102,760	103,882
Tanger Properties Limited Partnership [Member] | Parent [Member]
Issuance of common units	68,886	113,803	88,442
Issuance of common shares upon exercise of options	434	1,313	1,236
Net income	119,501	102,840	103,634
Tanger Properties Limited Partnership [Member] | Noncontrolling Interest [Member]
Distributions to noncontrolling interests		80
Net income		(80)	248
Tanger Properties Limited Partnership [Member] | Limited partners [Member]
Issuance of common units	$ 68,886	$ 110,287	$ 87,159
Issuance of common units (in shares/units)	1,915,762	3,274,184	3,444,919
Issuance of common shares upon exercise of options	$ 434	$ 1,313	$ 1,236
Net income	118,248	101,791	102,588
Tanger Properties Limited Partnership [Member] | General partner [Member]
Issuance of common units		$ 3,516	$ 1,283
Issuance of common units (in shares/units)		100,000	50,000
Net income	$ 1,253	$ 1,049	$ 1,046