Quarterly report pursuant to Section 13 or 15(d)

Debt of the Operating Partnership (Schedule of Debt) (Details)

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Debt of the Operating Partnership (Schedule of Debt) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Dec. 31, 2023
Dec. 31, 2011
Debt Instrument [Line Items]      
Book Value $ 1,471,619 $ 1,439,203  
Tanger Properties Limited Partnership      
Debt Instrument [Line Items]      
Principal 1,483,788 1,452,036  
Book Value 1,471,619 1,439,203  
Unamortized debt issuance costs $ 12,200 12,800  
Tanger Properties Limited Partnership | Senior notes | 3.125% 2026 Senior Notes      
Debt Instrument [Line Items]      
Fixed interest rate (percent) 3.125%    
Principal $ 350,000 350,000  
Book Value $ 348,613 348,467  
Tanger Properties Limited Partnership | Senior notes | 3.875% 2027 Senior Notes      
Debt Instrument [Line Items]      
Fixed interest rate (percent) 3.875%    
Principal $ 300,000 300,000  
Book Value $ 298,649 298,546  
Tanger Properties Limited Partnership | Senior notes | 2.750% 2031 Senior Notes      
Debt Instrument [Line Items]      
Fixed interest rate (percent) 2.75%    
Principal $ 400,000 400,000  
Book Value 393,048 392,827  
Tanger Properties Limited Partnership | Mortgages payable | Atlantic City      
Debt Instrument [Line Items]      
Principal 11,088 12,336  
Book Value 11,320 12,613  
Effective interest rate     5.05%
Tanger Properties Limited Partnership | Mortgages payable | Southaven      
Debt Instrument [Line Items]      
Principal 51,700 51,700  
Book Value 51,452 51,428  
Tanger Properties Limited Partnership | Unsecured term loan | Unsecured term loan      
Debt Instrument [Line Items]      
Principal 325,000  
Book Value $ 322,537  
Tanger Properties Limited Partnership | Unsecured lines of credit      
Debt Instrument [Line Items]      
Basis spread on variable rate (percent) 1.00%    
Unamortized debt issuance costs $ 1,800 2,100  
Tanger Properties Limited Partnership | Unsecured lines of credit | Unsecured lines of credit      
Debt Instrument [Line Items]      
Principal 46,000 13,000  
Book Value $ 46,000 $ 13,000  
Tanger Properties Limited Partnership | SOFR | Mortgages payable | Southaven      
Debt Instrument [Line Items]      
Basis spread on variable rate (percent) 2.00%    
Tanger Properties Limited Partnership | SOFR | Unsecured term loan | Unsecured term loan      
Debt Instrument [Line Items]      
Basis spread on variable rate (percent)    
Tanger Properties Limited Partnership | SOFR | Unsecured lines of credit | Unsecured lines of credit      
Debt Instrument [Line Items]      
Basis spread on variable rate (percent) 1.00%    
Tanger Properties Limited Partnership | Minimum | Mortgages payable | Atlantic City      
Debt Instrument [Line Items]      
Fixed interest rate (percent) 6.44%    
Tanger Properties Limited Partnership | Maximum | Mortgages payable | Atlantic City      
Debt Instrument [Line Items]      
Fixed interest rate (percent) 7.65%