Annual report pursuant to Section 13 and 15(d)

COVID-19 Pandemic (Narrative) (Details)

v3.22.2.2
COVID-19 Pandemic (Narrative) (Details) - USD ($)
 1 Months Ended 3 Months Ended 12 Months Ended
Mar. 31, 2020
Aug. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Jul. 31, 2021
Feb. 29, 2020
Concentration Risk [Line Items]              
Deferral option percentage 100.00%            
Earnings reduction       $ 47,300,000      
Uncollectible accounts reserve increase (decrease)       5,300,000      
Straight-line rent write off       7,200,000      
Rents deferred and outstanding     $ 82,000        
Percentage of rents collected     99.00%        
Uncollectible accounts reserve reversal for deferred rents     $ 2,700,000        
Repayments of Long-term Lines of Credit   $ 599,800,000          
Dividend distributions suspended savings in cash per quarter       35,000,000      
Tanger Properties Limited Partnership [Member]              
Concentration Risk [Line Items]              
Repayments of Long-term Lines of Credit     0 641,630,000 $ 427,970,000    
Principal     1,411,694,000 1,578,743,000      
Tanger Properties Limited Partnership [Member] | Line of Credit [Member]              
Concentration Risk [Line Items]              
Maximum borrowing capacity           $ 520,000,000  
Principal     0 0      
Debt [Member] | Tanger Properties Limited Partnership [Member] | Line of Credit [Member]              
Concentration Risk [Line Items]              
Maximum borrowing capacity     $ 520,000,000 $ 600,000,000     $ 600,000,000