Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Income (Loss) of the Operating Partnership (Details)

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Accumulated Other Comprehensive Income (Loss) of the Operating Partnership (Details) - Tanger Properties Limited Partnership [Member] - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning Balance     $ 612,302  
Ending Balance $ 524,483   524,483  
Interest rate swap gain (loss) to be reclassified within twelve months     3,100  
Foreign Currency [Member]        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning Balance (30,786) $ (29,743) (25,689) $ (33,827)
Other comprehensive income (loss) before reclassifications 1,921 4,737 (3,176) 8,821
Ending Balance (28,865) (25,006) (28,865) (25,006)
Cash Flow Hedges [Member]        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning Balance 8,927 4,171 5,344 3,993
Other comprehensive income (loss) before reclassifications 1,067 94 5,549 (163)
Reclassification out of accumulated other comprehensive income into interest expense (555) (55) (1,454) 380
Ending Balance 9,439 4,210 9,439 4,210
Accumulated Other Comprehensive Income (Loss) [Member]        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning Balance (21,859) (25,572) (20,345) (29,834)
Other comprehensive income (loss) before reclassifications 2,988 4,831 2,373 8,658
Reclassification out of accumulated other comprehensive income into interest expense (555) (55) (1,454) 380
Ending Balance $ (19,426) $ (20,796) $ (19,426) $ (20,796)