Quarterly report pursuant to Section 13 or 15(d)

Debt of the Operating Partnership (Narrative) (Details)

v3.23.3
Debt of the Operating Partnership (Narrative) (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2023
May 31, 2023
Dec. 31, 2022
Minimum      
Debt Instrument [Line Items]      
Percent of guaranty of completion and principal guaranty 0.00%    
Maximum      
Debt Instrument [Line Items]      
Percent of guaranty of completion and principal guaranty 17.20%    
Mortgages | Debt      
Debt Instrument [Line Items]      
Maximum amount of unconsolidated joint venture debt guaranteed by the Company $ 10,000    
Unsecured lines of credit | Debt | Unsecured lines of credit      
Debt Instrument [Line Items]      
Maximum amount of unconsolidated joint venture debt guaranteed by the Company 0   $ 0
Unsecured term loan | Debt | Unsecured term loan      
Debt Instrument [Line Items]      
Maximum amount of unconsolidated joint venture debt guaranteed by the Company 325,000   $ 325,000
Tanger Properties Limited Partnership | Mortgages      
Debt Instrument [Line Items]      
Net book value of collateral for mortgages payable 139,200    
Tanger Properties Limited Partnership | Unsecured lines of credit      
Debt Instrument [Line Items]      
Maximum borrowings of liquidity line 20,000    
Maximum borrowings of syndicated line 500,000    
Maximum borrowings of syndicated line if accordion feature is utilized $ 1,200,000    
Percentage of funds from operations allowed on a cumulative basis to pay dividends 95.00%    
Tanger Properties Limited Partnership | Unsecured lines of credit | Unsecured lines of credit | SOFR      
Debt Instrument [Line Items]      
Reduction in applicable margin (percent)   (0.25%)  
Reduction in facility fee (percent)   (0.05%)  
Tanger Properties Limited Partnership | Unsecured lines of credit | Debt      
Debt Instrument [Line Items]      
Line of credit borrowing capacity $ 520,000    
Tanger Properties Limited Partnership | Unsecured term loan | Unsecured term loan | SOFR      
Debt Instrument [Line Items]      
Reduction in applicable margin (percent)   (0.25%)  
Reduction in facility fee (percent)   (0.05%)