Tanger Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Investments in Unconsolidated Real Estate Joint Ventures - Narrative (Details)

Investments in Unconsolidated Real Estate Joint Ventures - Narrative (Details) ft² in Thousands		1 Months Ended							5 Months Ended	12 Months Ended			36 Months Ended
	Nov. 30, 2018 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2021 USD ($) ft²	Feb. 28, 2021 USD ($)	Jan. 31, 2021 USD ($)	Nov. 30, 2020 USD ($)	Dec. 31, 2018 USD ($)	Jun. 30, 2018 USD ($)	May 31, 2018 USD ($)	Dec. 31, 2023 USD ($) ft²	Dec. 31, 2022 USD ($) ft²	Dec. 31, 2021 USD ($)	Dec. 31, 2022 USD ($) ft²	May 31, 2023 USD ($)	Jun. 30, 2017 ft²	Dec. 31, 2016 ft²	Jun. 30, 2016 ft²	Jul. 31, 2014 ft²	Nov. 30, 2013 ft²	Oct. 31, 2012 ft²
Schedule of Equity Method Investments [Line Items]
Difference in basis										$ 2,800,000	$ 3,200,000		$ 3,200,000
Square Feet \| ft²											516		516
Net proceeds from sale of real estate assets													$ 20,500,000
Gain on sale of assets													$ 3,156,000
Charlotte [Member]
Schedule of Equity Method Investments [Line Items]
Square Feet \| ft²										399	399		399					398
Ownership %										50.00%	50.00%		50.00%
Columbus [Member]
Schedule of Equity Method Investments [Line Items]
Square Feet \| ft²										355	355		355				355
Ownership %										50.00%	50.00%		50.00%
Galveston/Houston [Member]
Schedule of Equity Method Investments [Line Items]
Square Feet \| ft²																				353
National Harbor [Member]
Schedule of Equity Method Investments [Line Items]
Square Feet \| ft²										341	341		341						341
Ownership %										50.00%	50.00%		50.00%
RioCan Canada [Member]
Schedule of Equity Method Investments [Line Items]
Square Feet \| ft²										665	665		665
Ownership %										50.00%	50.00%		50.00%
Ottawa [Member]
Schedule of Equity Method Investments [Line Items]
Square Feet \| ft²															357
Estimated square feet of expansion \| ft²																39
Ottawa [Member] \| Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| Land outparcel [Member]
Schedule of Equity Method Investments [Line Items]
Net proceeds from sale of real estate assets						$ 5,500,000
Gain on sale of assets						2,000,000
Our Share of Proceeds from Sale of Other Real Estate						2,800,000
Our share of Gain (Loss) on Disposal						$ 1,000,000
Cookstown [Member]
Schedule of Equity Method Investments [Line Items]
Square Feet \| ft²										308
Les Factoreries St. Sauveur Property [Member]
Schedule of Equity Method Investments [Line Items]
Square Feet \| ft²			116
Unconsolidated Properties [Member]
Schedule of Equity Method Investments [Line Items]
Gain on sale of assets										$ 0	$ 0	$ 503,000
Unconsolidated Properties [Member] \| Galveston/Houston [Member]
Schedule of Equity Method Investments [Line Items]
Partner capital contribution to joint venture				$ 7,000,000
Unconsolidated Properties [Member] \| Les Factoreries St. Sauveur Property [Member]
Schedule of Equity Method Investments [Line Items]
Net proceeds from sale of real estate assets			$ 9,400,000
Gain on sale of assets			(3,700,000)
Our Share of Proceeds From Sale Of Other Real Estate			4,700,000
Foreign currency loss			$ (3,600,000)
Unconsolidated Properties [Member] \| Mortgages [Member] \| Charlotte [Member]
Schedule of Equity Method Investments [Line Items]
Outstanding balance								$ 100,000,000	$ 90,000,000
Stated Interest Rate(s)								4.30%
Basis spread on variable rate (percent)									1.45%
Proceeds from joint venture debt								$ 9,300,000
Unconsolidated Properties [Member] \| Mortgages [Member] \| Columbus [Member]
Schedule of Equity Method Investments [Line Items]
Principal										$ 71,000,000
Stated Interest Rate(s)										6.25%
Unconsolidated Properties [Member] \| Mortgages [Member] \| Galveston/Houston [Member]
Schedule of Equity Method Investments [Line Items]
Outstanding balance		$ 58,000,000.0												$ 64,500,000
Basis spread on variable rate (percent)		3.00%		1.85%	1.65%
Notional amount of agreement		$ 29,000,000.0
Derivative fixed rate (percent)		4.44%
Borrowing capacity				$ 64,500,000	$ 80,000,000
Unconsolidated Properties [Member] \| Mortgages [Member] \| National Harbor [Member]
Schedule of Equity Method Investments [Line Items]
Outstanding balance	$ 87,000,000						$ 95,000,000
Stated Interest Rate(s)							4.60%
Basis spread on variable rate (percent)	1.65%
Proceeds from joint venture debt							$ 7,400,000