CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended			36 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Gain on sale of assets				$ (3,156)
Investing Activities
Net proceeds from sale of real estate assets				20,500
Financing Activities
Proceeds from the Company’s common share offering	$ 88,861	$ 0	$ 186,969
Tanger Factory Outlet Centers, Inc. [Member]
Operating Activities
Net income	103,882	85,831	9,558
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	108,889	111,904	110,008
Impairment charges	0	0	6,989
Amortization of deferred financing costs	3,196	3,126	4,018
Gain on sale of assets	0	(3,156)	0
Loss on early extinguishment of debt	0	222	47,860
Equity in earnings of unconsolidated joint ventures	(8,240)	(8,594)	(8,904)
Equity-based compensation expense	12,511	12,969	12,752
Amortization of debt (premiums) and discounts, net	622	509	442
Amortization of market rent rate adjustments, net	646	1,417	293
Straight-line rent adjustments	2,229	1,689	1,973
Distributions of cumulative earnings from unconsolidated joint ventures	8,377	8,711	9,249
Other non-cash	599	(2,418)	3,638
Changes in other asset and liabilities:
Other assets	3,410	276	5,140
Accounts payable and accrued expenses	(6,513)	1,474	14,702
Net cash provided by operating activities	229,608	213,960	217,718
Investing Activities
Additions to rental property	(188,196)	(77,310)	(45,187)
Additions to investments in unconsolidated joint ventures	(2,580)	(313)	(7,000)
Net proceeds from sale of real estate assets	0	12,400	8,129
Acquisition of real estate assets	(259,689)	0	0
Proceeds on sale of non-real estate assets	0	14,610	0
Additions to short-term investments	(7,679)	(52,450)	0
Proceeds from short-term investments	50,942	0	0
Distributions in excess of cumulative earnings from unconsolidated joint ventures	7,184	12,037	19,574
Additions to non-real estate assets	(10,773)	(7,442)	(3,173)
Additions to deferred lease costs	(3,101)	(2,570)	(5,115)
Payments for other investing activities	(2,181)	(7,288)	0
Proceeds from other investing activities	6,512	9,509	10,033
Net cash used in investing activities	(409,561)	(98,817)	(22,739)
Financing Activities
Cash dividends or distributions paid	(103,765)	(84,211)	(72,423)
Distributions to noncontrolling interests in Operating Partnership	(4,601)	(3,822)	(3,428)
Proceeds from revolving credit facility	83,000	0	0
Repayments of revolving credit facility	(70,000)	0	0
Proceeds from notes, mortgages and loans	0	36,556	394,208
Repayments of notes, mortgages and loans	(4,773)	(4,440)	(567,050)
Payment of make-whole premium related to early extinguishment of debt	0	0	(44,872)
Employee income taxes paid related to shares withheld upon vesting of equity awards	(7,290)	(3,924)	(2,147)
Distributions to noncontrolling interests in other consolidated partnerships	(248)	0	0
Additions to deferred financing costs	(131)	(3,262)	(8,754)
Proceeds from exercise of options	1,236	88	266
Proceeds from the Company’s common share offering	88,442	0	186,969
Payment for other financing activities	(1,148)	(1,148)	(1,148)
Net cash provided (used in) by financing activities	(19,278)	(64,163)	(118,379)
Effect of foreign currency rate changes on cash and cash equivalents	(115)	(111)	(177)
Net increase/(decrease) in cash, cash equivalents and restricted cash	(199,346)	50,869	76,423
Cash and cash equivalents, beginning of year	212,124	161,255	84,832
Cash and cash equivalents, end of year	12,778	212,124	161,255	212,124
Tanger Properties Limited Partnership [Member]
Operating Activities
Net income	103,882	85,831	9,558
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	108,889	111,904	110,008
Impairment charges	0	0	6,989
Amortization of deferred financing costs	3,196	3,126	4,018
Gain on sale of assets	0	(3,156)	0
Loss on early extinguishment of debt	0	222	47,860
Equity in earnings of unconsolidated joint ventures	(8,240)	(8,594)	(8,904)
Equity-based compensation expense	12,511	12,969	12,752
Amortization of debt (premiums) and discounts, net	622	509	442
Amortization of market rent rate adjustments, net	646	1,417	293
Straight-line rent adjustments	2,229	1,689	1,973
Distributions of cumulative earnings from unconsolidated joint ventures	8,377	8,711	9,249
Other non-cash	599	(2,418)	3,638
Changes in other asset and liabilities:
Other assets	3,320	594	4,881
Accounts payable and accrued expenses	(6,516)	1,146	14,940
Net cash provided by operating activities	229,515	213,950	217,697
Investing Activities
Additions to rental property	(188,196)	(77,310)	(45,187)
Additions to investments in unconsolidated joint ventures	(2,580)	(313)	(7,000)
Net proceeds from sale of real estate assets	0	12,400	8,129
Acquisition of real estate assets	(259,689)	0	0
Proceeds on sale of non-real estate assets	0	14,610	0
Additions to short-term investments	(7,679)	(52,450)	0
Proceeds from short-term investments	50,942	0	0
Distributions in excess of cumulative earnings from unconsolidated joint ventures	7,184	12,037	19,574
Additions to non-real estate assets	(10,773)	(7,442)	(3,173)
Additions to deferred lease costs	(3,101)	(2,570)	(5,115)
Payments for other investing activities	(2,181)	(7,288)	0
Proceeds from other investing activities	6,512	9,509	10,033
Net cash used in investing activities	(409,561)	(98,817)	(22,739)
Financing Activities
Cash dividends or distributions paid	(108,366)	(88,033)	(75,851)
Proceeds from revolving credit facility	83,000	0	0
Repayments of revolving credit facility	(70,000)	0	0
Proceeds from notes, mortgages and loans	0	36,556	394,208
Repayments of notes, mortgages and loans	(4,773)	(4,440)	(567,050)
Payment of make-whole premium related to early extinguishment of debt	0	0	(44,872)
Employee income taxes paid related to shares withheld upon vesting of equity awards	(7,290)	(3,924)	(2,147)
Distributions to noncontrolling interests in other consolidated partnerships	(248)	0	0
Additions to deferred financing costs	(131)	(3,262)	(8,754)
Proceeds from exercise of options	1,236	88	266
Proceeds from the Company’s common share offering	88,442	0	186,969
Proceeds from other financing activities	0	0	0
Payment for other financing activities	(1,148)	(1,148)	(1,148)
Net cash provided (used in) by financing activities	(19,278)	(64,163)	(118,379)
Effect of foreign currency rate changes on cash and cash equivalents	(115)	(111)	(177)
Net increase/(decrease) in cash, cash equivalents and restricted cash	(199,439)	50,859	76,402
Cash and cash equivalents, beginning of year	212,011	161,152	84,750
Cash and cash equivalents, end of year	$ 12,572	$ 212,011	$ 161,152	$ 212,011