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 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning Balance     $ 612,302  
Ending Balance $ 575,664   575,664  
Interest rate swap gain (loss) to be reclassified within twelve months     2,400  
Foreign Currency [Member]        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning Balance (28,784) $ (32,817) (25,689) $ (33,827)
Other comprehensive income (loss) before reclassifications (2,002) 3,074 (5,097) 4,084
Ending Balance (30,786) (29,743) (30,786) (29,743)
Cash Flow Hedges [Member]        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning Balance 8,083 4,715 5,344 3,993
Other comprehensive income (loss) before reclassifications 1,412 (671) 4,482 (257)
Reclassification out of accumulated other comprehensive income into interest expense (568) 127 (899) 435
Ending Balance 8,927 4,171 8,927 4,171
Accumulated Other Comprehensive Income (Loss) [Member]        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning Balance (20,701) (28,102) (20,345) (29,834)
Other comprehensive income (loss) before reclassifications (590) 2,403 (615) 3,827
Reclassification out of accumulated other comprehensive income into interest expense (568) 127 (899) 435
Ending Balance $ (21,859) $ (25,572) $ (21,859) $ (25,572)