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					4 Months Ended	12 Months Ended
Debt of the Operating Partnership - Narrative (Details)	Sep. 30, 2022 USD ($)	Oct. 31, 2022 USD ($)	Oct. 31, 2021 USD ($)	Aug. 31, 2021 USD ($)	Jul. 31, 2021 USD ($) Extension	Apr. 30, 2021 USD ($)	Jun. 30, 2021 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Mar. 31, 2023 USD ($)	Jun. 30, 2022	Feb. 28, 2021 USD ($)	Dec. 31, 2011
Debt Instrument [Line Items]
LIBOR floor interest rate												0.25%
Mortgages [Member] \| Columbus [Member] \| Unconsolidated Properties [Member]
Debt Instrument [Line Items]
Principal								$ 71,000,000
Stated Interest Rate(s)								6.25%
Tanger Properties Limited Partnership [Member]
Debt Instrument [Line Items]
Principal balance of debt								$ 1,452,036,000	$ 1,443,809,000
Repayments of Other Long-term Debt								4,773,000	4,440,000	$ 567,050,000
Book value of debt								1,439,203,000	1,428,494,000
Proceeds from revolving credit facility								83,000,000	0	0
Repayments of Long-term Lines of Credit								70,000,000	0	$ 0
Tanger Properties Limited Partnership [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Collateral for mortgages payable								140,500,000
Tanger Properties Limited Partnership [Member] \| Mortgages [Member] \| Southaven [Member]
Debt Instrument [Line Items]
Principal balance of debt	$ 40,100,000	$ 51,700,000	$ 40,100,000					51,700,000	51,700,000
Term extension		1 year
Book value of debt								$ 51,428,000	51,346,000
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 (percent)			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 (percent)								2.00%
Tanger Properties Limited Partnership [Member] \| Mortgages [Member] \| Atlantic City Outlets The Walk [Member]
Debt Instrument [Line Items]
Principal balance of debt								$ 12,336,000	17,109,000
Effective interest rate														5.05%
Book value of debt								$ 12,613,000	17,625,000
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								$ 13,000,000	0
Book value of debt								$ 13,000,000	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					0.20%
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 (percent)								1.00%
Tanger Properties Limited Partnership [Member] \| Unsecured Term Loan [Member]
Debt Instrument [Line Items]
Principal balance of debt	$ 300,000,000	$ 325,000,000						$ 325,000,000	325,000,000	$ 300,000,000			$ 350,000,000
Repayments of Other Long-term Debt							$ 50,000,000
Book value of debt								$ 322,322,000	321,525,000
Term of debt extension		1 year
Tanger Properties Limited Partnership [Member] \| Unsecured Term Loan [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument [Line Items]
Basis spread on variable rate (percent)	1.25%
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 (percent)		1.20%						0.95%
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								$ 392,827,000	391,962,000
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
Tanger Factory Outlet Centers, Inc. [Member]
Debt Instrument [Line Items]
Repayments of Other Long-term Debt								4,773,000	4,440,000	567,050,000
Book value of debt								1,439,203,000	1,428,494,000
Proceeds from revolving credit facility								83,000,000	0	0
Repayments of Long-term Lines of Credit								$ 70,000,000	$ 0	$ 0