Annual report pursuant to Section 13 and 15(d)

Debt of the Operating Partnership (Details)

v3.22.2.2
Debt of the Operating Partnership (Details) - Tanger Properties Limited Partnership [Member] - USD ($)
1 Months Ended 12 Months Ended
Oct. 31, 2021
Feb. 29, 2020
Jan. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Aug. 31, 2021
May 31, 2021
Apr. 30, 2021
Mar. 31, 2021
Feb. 28, 2021
Dec. 31, 2011
Debt Instrument [Line Items]                        
Principal       $ 1,411,694,000 $ 1,578,743,000              
Book value of debt       1,397,076,000 1,567,886,000              
Unamortized debt origination costs recorded in prepaids and other assets       4,800,000 1,500,000              
Unamortized debt origination costs       12,900,000 9,500,000              
Amortization of Deferred Debt Origination Costs Included in Interest Expense       $ 4,018,000 3,583,000 $ 3,004,000            
Senior Notes [Member] | 3.875% 2023 Senior Notes [Member]                        
Debt Instrument [Line Items]                        
Stated Interest Rate(s)       3.875%     3.875%   3.875%      
Principal       $ 0 250,000,000   $ 100,000,000 $ 100,000,000   $ 250,000,000    
Book value of debt       $ 0 247,967,000              
Senior Notes [Member] | 3.75% 2024 Senior Notes [Member]                        
Debt Instrument [Line Items]                        
Stated Interest Rate(s)       3.75%     3.75%          
Principal       $ 0 250,000,000   $ 250,000,000          
Book value of debt       $ 0 248,493,000              
Senior Notes [Member] | 3.125% 2026 Senior Notes [Member]                        
Debt Instrument [Line Items]                        
Stated Interest Rate(s)       3.125%                
Principal       $ 350,000,000 350,000,000              
Book value of debt       $ 347,329,000 346,770,000              
Senior Notes [Member] | 3.875% 2027 Senior Notes [Member]                        
Debt Instrument [Line Items]                        
Stated Interest Rate(s)       3.875%                
Principal       $ 300,000,000 300,000,000              
Book value of debt       $ 297,742,000 297,346,000              
Senior Notes [Member] | 2.750% Senior Notes                        
Debt Instrument [Line Items]                        
Stated Interest Rate(s)       2.75%     2.75%          
Principal       $ 400,000,000 0   $ 400,000,000          
Book value of debt       391,110,000 0              
Effective interest rate             2.917%          
Mortgages [Member] | Atlantic City Outlets The Walk [Member]                        
Debt Instrument [Line Items]                        
Principal       21,550,000 27,343,000              
Book value of debt       22,387,000 28,569,000              
Effective interest rate                       5.05%
Mortgages [Member] | Southaven [Member]                        
Debt Instrument [Line Items]                        
Principal $ 40,100,000     40,144,000 51,400,000              
Book value of debt       40,087,000 51,371,000              
Unsecured Term Loan [Member]                        
Debt Instrument [Line Items]                        
Principal   $ 350,000,000   300,000,000 350,000,000         $ 300,000,000 $ 350,000,000  
Book value of debt       298,421,000 347,370,000              
Line of Credit [Member]                        
Debt Instrument [Line Items]                        
Principal       0 0              
Book value of debt       $ 0 $ 0              
London Interbank Offered Rate (LIBOR) [Member] | Mortgages [Member] | Southaven [Member]                        
Debt Instrument [Line Items]                        
Basis spread on variable rate 1.80%     1.80%                
London Interbank Offered Rate (LIBOR) [Member] | Unsecured Term Loan [Member]                        
Debt Instrument [Line Items]                        
Basis spread on variable rate   1.00% 0.90% 1.25%                
London Interbank Offered Rate (LIBOR) [Member] | Line of Credit [Member]                        
Debt Instrument [Line Items]                        
Basis spread on variable rate   1.00% 0.875% 1.20%                
Minimum [Member] | Mortgages [Member] | Atlantic City Outlets The Walk [Member]                        
Debt Instrument [Line Items]                        
Stated Interest Rate(s)       6.44%                
Maximum [Member] | Mortgages [Member] | Atlantic City Outlets The Walk [Member]                        
Debt Instrument [Line Items]                        
Stated Interest Rate(s)       7.65%