Quarterly report pursuant to Section 13 or 15(d)

Partners' Equity of the Operating Partnership (Details)

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Partners' Equity of the Operating Partnership (Details) - Tanger Properties Limited Partnership [Member] - shares
 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
General and Limited Partners' Capital Account, Units [Roll Forward]    
General partner (in units) 1,000,000  
Grant of restricted common shares awards, net of forfeitures (in units) 355,184 428,312
Issuance of deferred units (in units) 0 0
Repurchased of units (in units) (919,249) (1,497,981)
Units issued upon exercise of options (in units)   1,800
Units withheld for employee income taxes (in units) (89,437) (69,886)
General partner (in units) 1,000,000  
General partner [Member]    
General and Limited Partners' Capital Account, Units [Roll Forward]    
General partner (in units) 1,000,000 1,000,000
Grant of restricted common shares awards, net of forfeitures (in units) 0 0
Repurchased of units (in units) 0 0
Units issued upon exercise of options (in units)   0
Units withheld for employee income taxes (in units) 0 0
General partner (in units) 1,000,000 1,000,000
Class A Limited Partnership Units [Member]    
General and Limited Partners' Capital Account, Units [Roll Forward]    
Limited partners (in units) 4,995,433 5,027,781
Grant of restricted common shares awards, net of forfeitures (in units) 0 0
Repurchased of units (in units) 0 0
Units issued upon exercise of options (in units)   0
Units withheld for employee income taxes (in units) 0 0
Limited partners (in units) 4,995,433 5,027,781
Class B Limited Partnership Units [Member]    
General and Limited Partners' Capital Account, Units [Roll Forward]    
Limited partners (in units) 93,560,536 95,095,891
Grant of restricted common shares awards, net of forfeitures (in units) 355,184 428,312
Repurchased of units (in units) (919,249) (1,497,981)
Units issued upon exercise of options (in units)   1,800
Units withheld for employee income taxes (in units) (89,437) (69,886)
Limited partners (in units) 92,907,034 93,958,136
Limited partners [Member]    
General and Limited Partners' Capital Account, Units [Roll Forward]    
Limited partners (in units) 98,555,969 100,123,672
Grant of restricted common shares awards, net of forfeitures (in units) 355,184 428,312
Repurchased of units (in units) (919,249) (1,497,981)
Units issued upon exercise of options (in units)   1,800
Units withheld for employee income taxes (in units) (89,437) (69,886)
Limited partners (in units) 97,902,467 98,985,917