Annual report pursuant to Section 13 and 15(d)

Debt of the Operating Partnership (Details)

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Debt of the Operating Partnership (Details) - Tanger Properties Limited Partnership [Member] - USD ($)
1 Months Ended 12 Months Ended
Oct. 31, 2022
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Sep. 30, 2022
Dec. 31, 2011
Debt Instrument [Line Items]            
Outstanding balance   $ 1,433,906,000 $ 1,452,036,000      
Total debt   1,423,759,000 1,439,203,000      
Unamortized debt origination costs   10,100,000 12,800,000      
Amortization of Deferred Debt Origination Costs Included in Interest Expense   $ 3,496,000 3,196,000 $ 3,126,000    
Senior Notes [Member] | 3.125% 2026 Senior Notes [Member]            
Debt Instrument [Line Items]            
Stated Interest Rate(s)   3.125%        
Outstanding balance   $ 350,000,000 350,000,000      
Total debt   $ 349,045,000 348,467,000      
Senior Notes [Member] | 3.875% 2027 Senior Notes [Member]            
Debt Instrument [Line Items]            
Stated Interest Rate(s)   3.875%        
Outstanding balance   $ 300,000,000 300,000,000      
Total debt   $ 298,956,000 298,546,000      
Senior Notes [Member] | 2.750% Senior Notes            
Debt Instrument [Line Items]            
Stated Interest Rate(s)   2.75%        
Outstanding balance   $ 400,000,000 400,000,000      
Total debt   393,710,000 392,827,000      
Mortgages [Member] | Atlantic City Outlets The Walk [Member]            
Debt Instrument [Line Items]            
Outstanding balance   7,206,000 12,336,000      
Total debt   $ 7,341,000 12,613,000      
Effective interest rate           5.05%
Mortgages [Member] | Southaven [Member]            
Debt Instrument [Line Items]            
Basis spread on variable rate (percent)   2.00%        
Outstanding balance $ 51,700,000 $ 51,700,000 51,700,000   $ 40,100,000  
Total debt   $ 51,525,000 51,428,000      
Unsecured Term Loan [Member]            
Debt Instrument [Line Items]            
Basis spread on variable rate (percent) 1.20% 0.94%        
Outstanding balance $ 325,000,000 $ 325,000,000 325,000,000   $ 300,000,000  
Total debt   $ 323,182,000 322,322,000      
Line of Credit [Member]            
Debt Instrument [Line Items]            
Basis spread on variable rate (percent)   0.85%        
Outstanding balance   $ 0 13,000,000      
Total debt   0 13,000,000      
Unamortized debt origination costs   $ 7,400,000 $ 2,100,000      
Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Mortgages [Member] | Southaven [Member]            
Debt Instrument [Line Items]            
Basis spread on variable rate (percent)   2.00%        
Minimum | Mortgages [Member] | Atlantic City Outlets The Walk [Member]            
Debt Instrument [Line Items]            
Stated Interest Rate(s)   6.44%