Annual report pursuant to Section 13 and 15(d)

Accumulated Other Comprehensive Loss of the Company - Balances of Each Component of AOCI (Details)

v3.8.0.1
Accumulated Other Comprehensive Loss of the Company - Balances of Each Component of AOCI (Details) - Tanger Factory Outlet Centers, Inc. [Member] - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]      
Beginning balance $ 705,441 $ 606,032 $ 523,886
Other comprehensive income before reclassifications 8,747 6,582 (24,296)
Reclassification out of accumulated other comprehensive income into interest expense 263 1,838 1,604
Ending balance 612,302 705,441 606,032
Interest rate swap gain (loss) to be reclassified within Twelve Months 1,200    
Foreign Currency Tanger Factory Outlet Centers, Inc. Accumulated Other Comprehensive Income (Loss) [Member]      
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]      
Beginning balance (32,087) (36,130) (14,113)
Other comprehensive income before reclassifications 7,727 4,043 (22,017)
Reclassification out of accumulated other comprehensive income into interest expense 0 0 0
Ending balance (24,360) (32,087) (36,130)
Cash flow hedges Tanger Factory Outlet Centers, Inc. Accumulated Other Comprehensive Income (Loss) [Member]      
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]      
Beginning balance 3,792 (585) 90
Other comprehensive income before reclassifications 1,020 2,539 (2,279)
Reclassification out of accumulated other comprehensive income into interest expense 263 1,838 1,604
Ending balance 5,075 3,792 (585)
Total Tanger Factory Outlet Centers, Inc. Accumulated Other Comprehensive Income (Loss) [Member]      
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]      
Beginning balance (28,295) (36,715) (14,023)
Ending balance (19,285) (28,295) (36,715)
Foreign Currency noncontrolling interest [Member]      
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]      
Beginning balance (1,740) (1,956) (773)
Other comprehensive income before reclassifications 411 216 (1,183)
Reclassification out of accumulated other comprehensive income into interest expense 0 0 0
Ending balance (1,329) (1,740) (1,956)
Cash Flow Hedges noncontrolling interest [Member]      
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]      
Beginning balance 201 (31) 5
Other comprehensive income before reclassifications 55 135 (122)
Reclassification out of accumulated other comprehensive income into interest expense 13 97 86
Ending balance 269 201 (31)
Noncontrolling Interest [Member]      
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]      
Beginning balance (1,539) (1,987) (768)
Ending balance (1,060) (1,539) (1,987)
Noncontrolling Interest [Member]      
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]      
Other comprehensive income before reclassifications 466 351 (1,305)
Reclassification out of accumulated other comprehensive income into interest expense $ 13 $ 97 $ 86