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

Annual report pursuant to Section 13 and 15(d)

Debt of the Operating Partnership - Narrative (Details)

Debt of the Operating Partnership - Narrative (Details)	1 Months Ended										3 Months Ended	4 Months Ended	12 Months Ended
Debt of the Operating Partnership - Narrative (Details)	Oct. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Oct. 31, 2021 USD ($)	Aug. 31, 2021 USD ($)	Jul. 31, 2021 USD ($) Extension	Apr. 30, 2021 USD ($)	Dec. 31, 2020 USD ($)	Nov. 30, 2020 USD ($)	Oct. 31, 2019	Nov. 30, 2016 USD ($) Extension	Aug. 31, 2020 USD ($)	Jun. 30, 2021 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Mar. 31, 2022 USD ($)	Feb. 28, 2021 USD ($)	Mar. 31, 2020 USD ($)	Dec. 31, 2011
Debt Instrument [Line Items]
LIBOR floor interest rate												0.25%
Repayments of Long-term Lines of Credit											$ 599,800,000
Mortgages [Member] \| Columbus [Member] \| Unconsolidated Properties [Member]
Debt Instrument [Line Items]
Basis spread on variable rate							1.85%	1.65%		1.65%
Principal							$ 71,000,000	$ 85,000,000		$ 85,000,000			$ 71,000,000		$ 71,000,000
Stated Interest Rate(s)													6.25%
Number of mortgage extensions \| Extension										2
Term of debt extension									1 year	1 year
Tanger Properties Limited Partnership [Member]
Debt Instrument [Line Items]
Principal balance of debt													$ 1,443,809,000	$ 1,411,694,000
Repayments of Other Long-term Debt													4,440,000	567,050,000	3,566,000
Book value of debt													1,428,494,000	1,397,076,000
Proceeds from revolving credit facility													0	0	641,630,000
Repayments of Long-term Lines of Credit													0	0	641,630,000
Tanger Properties Limited Partnership [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Collateral for mortgages payable													143,200,000
Tanger Properties Limited Partnership [Member] \| Mortgages [Member] \| Southaven [Member]
Debt Instrument [Line Items]
Principal balance of debt	$ 51,700,000	$ 40,100,000	$ 40,100,000										51,700,000	40,144,000
Basis spread on variable rate	2.00%
Book value of debt													$ 51,346,000	40,087,000
Repayments of Long-term Debt			11,300,000
Payments to fund consolidated joint venture			$ 11,300,000
Tanger Properties Limited Partnership [Member] \| Mortgages [Member] \| Southaven [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument [Line Items]
Basis spread on variable rate			1.80%
Tanger Properties Limited Partnership [Member] \| Mortgages [Member] \| Southaven [Member] \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Debt Instrument [Line Items]
Basis spread on variable rate													2.00%
Tanger Properties Limited Partnership [Member] \| Mortgages [Member] \| Atlantic City Outlets The Walk [Member]
Debt Instrument [Line Items]
Principal balance of debt													$ 17,109,000	21,550,000
Effective interest rate																			5.05%
Book value of debt													$ 17,625,000	$ 22,387,000
Tanger Properties Limited Partnership [Member] \| Mortgages [Member] \| Atlantic City Outlets The Walk [Member] \| Maximum
Debt Instrument [Line Items]
Stated Interest Rate(s)													7.65%	7.65%
Tanger Properties Limited Partnership [Member] \| Mortgages [Member] \| Atlantic City Outlets The Walk [Member] \| Minimum
Debt Instrument [Line Items]
Stated Interest Rate(s)													6.44%	6.44%
Tanger Properties Limited Partnership [Member] \| Mortgages [Member] \| Atlantic City Mortgages 5.14% \| Minimum
Debt Instrument [Line Items]
Stated Interest Rate(s)														5.14%
Tanger Properties Limited Partnership [Member] \| Mortgages [Member] \| Atlantic City Mortgages 6.27% \| Maximum
Debt Instrument [Line Items]
Stated Interest Rate(s)														6.27%
Tanger Properties Limited Partnership [Member] \| Line of Credit [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity					$ 520,000,000
Liquidity Line, Maximum Borrowings					20,000,000
Syndicated Line, Maximum Borrowings					500,000,000								$ 500,000,000
Line of Credit Facility, Syndicated Line, Potential Maximum Borrowings if Accordion Feature is Utilized					$ 1,200,000,000								$ 1,200,000,000
Percentage of funds from operations allowed on a cumulative basis required for debt covenants													95.00%
Principal balance of debt							$ 0						$ 0	$ 0	0
Book value of debt													$ 0	0
Number of mortgage extensions \| Extension					2
Term of debt extension					6 months
Increase (decrease) in interest rate					1
Line Of Credit Facility, Facility Fee, As A Percent					0.25%
Tanger Properties Limited Partnership [Member] \| Line of Credit [Member] \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Debt Instrument [Line Items]
Basis spread on variable rate													1.20%
Tanger Properties Limited Partnership [Member] \| Unsecured Term Loan [Member]
Debt Instrument [Line Items]
Principal balance of debt	$ 325,000,000	$ 300,000,000											$ 325,000,000	300,000,000			$ 350,000,000
Repayments of Other Long-term Debt												$ 50,000,000
Book value of debt													$ 321,525,000	298,421,000
Term of debt extension	1 year
Increase (decrease) in interest rate	0.0001
Tanger Properties Limited Partnership [Member] \| Unsecured Term Loan [Member] \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		1.25%											1.20%
Tanger Properties Limited Partnership [Member] \| Senior Notes [Member] \| 3.875% 2023 Senior Notes [Member]
Debt Instrument [Line Items]
Principal balance of debt				$ 100,000,000	$ 100,000,000											$ 250,000,000
Stated Interest Rate(s)				3.875%		3.875%
principal amount redeemed						$ 150,000,000
Repayments of Other Debt						163,000,000
Debt retirement make whole premium						13,000,000
Debt discount and origination cost write-off						$ 1,000,000
Tanger Properties Limited Partnership [Member] \| Senior Notes [Member] \| 2.750% Senior Notes
Debt Instrument [Line Items]
Principal balance of debt				$ 400,000,000									$ 400,000,000	400,000,000
Stated Interest Rate(s)				2.75%									2.75%
Effective interest rate				2.917%
Book value of debt													$ 391,962,000	391,110,000
Tanger Properties Limited Partnership [Member] \| Senior Notes [Member] \| 98.552% Senior Notes
Debt Instrument [Line Items]
Maximum offering price per security				98.552%
Tanger Properties Limited Partnership [Member] \| Senior Notes [Member] \| 2.917% Senior Notes
Debt Instrument [Line Items]
Book value of debt				$ 390,700,000
Tanger Properties Limited Partnership [Member] \| Senior Notes [Member] \| 3.75% 2024 Senior Notes [Member]
Debt Instrument [Line Items]
Principal balance of debt				$ 250,000,000
Stated Interest Rate(s)				3.75%
Tanger Properties Limited Partnership [Member] \| Senior Notes [Member] \| 3.75% and 3.875% Senior Notes
Debt Instrument [Line Items]
Debt retirement make whole premium				$ 31,900,000
Debt discount and origination cost write-off				$ 1,900,000
Tanger Properties Limited Partnership [Member] \| Debt [Member] \| Line of Credit [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity													520,000,000					$ 600,000,000
Tanger Factory Outlet Centers, Inc. [Member]
Debt Instrument [Line Items]
Repayments of Other Long-term Debt													4,440,000	567,050,000	3,566,000
Book value of debt													1,428,494,000	1,397,076,000
Proceeds from revolving credit facility													0	0	641,630,000
Repayments of Long-term Lines of Credit													$ 0	$ 0	$ 641,630,000