Annual report pursuant to Section 13 and 15(d)

Equity-Based Compensation - Outperformance Plan Narrative (Details)

v3.3.1.900
Equity-Based Compensation - Outperformance Plan Narrative (Details) - Tanger Factory Outlet Centers, Inc [Member] - Performance Shares [Member] - USD ($)
$ in Millions
 1 Months Ended 12 Months Ended
Feb. 28, 2015
Feb. 28, 2014
Feb. 28, 2013
Dec. 31, 2015
Dec. 31, 2017
Dec. 31, 2016
2015 OPP [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number Of Shares That May Be Earned 306,600          
Share-based Award Measurement Period 3 years          
Percent of share price appreciation 35.00%          
Threshold Percentage for Performance Target 70.00%          
2015 OPP [Member] | Sixty Percent Performance Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of Total Shares Available to be Awarded 60.00%          
2015 OPP [Member] | Sixty Percent Performance Shares [Member] | Price appreciation minimum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation 25.00%          
Percent of Shares Earned if Threshold Met 33.33%          
2015 OPP [Member] | Sixty Percent Performance Shares [Member] | Price appreciation middle [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation 30.00%          
Percent of Shares Earned if Threshold Met 66.67%          
2015 OPP [Member] | Sixty Percent Performance Shares [Member] | Price appreciation maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation 35.00%          
Percent of Shares Earned if Threshold Met 100.00%          
2015 OPP [Member] | Forty percent of the performance share [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of Total Shares Available to be Awarded 40.00%          
2015 OPP [Member] | Forty percent of the performance share [Member] | Price appreciation minimum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation 50.00%          
Percent of Shares Earned if Threshold Met 33.33%          
2015 OPP [Member] | Forty percent of the performance share [Member] | Price appreciation middle [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation 60.00%          
Percent of Shares Earned if Threshold Met 66.67%          
2015 OPP [Member] | Forty percent of the performance share [Member] | Price appreciation maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation 70.00%          
Percent of Shares Earned if Threshold Met 100.00%          
2015 OPP [Member] | Scenario, Forecast [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Maximum Potential Share-Based Compensation         $ 14.5  
2014 OPP [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number Of Shares That May Be Earned   329,700        
Share-based Award Measurement Period   3 years        
Percent of share price appreciation   35.00%        
Threshold Percentage for Performance Target   70.00%        
2014 OPP [Member] | Seventy percent of the performance shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of Total Shares Available to be Awarded   70.00%        
2014 OPP [Member] | Seventy percent of the performance shares [Member] | Price appreciation minimum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation   25.00%        
Percent of Shares Earned if Threshold Met   33.33%        
2014 OPP [Member] | Seventy percent of the performance shares [Member] | Price appreciation middle [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation   30.00%        
Percent of Shares Earned if Threshold Met   66.67%        
2014 OPP [Member] | Seventy percent of the performance shares [Member] | Price appreciation maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation   35.00%        
Percent of Shares Earned if Threshold Met   100.00%        
2014 OPP [Member] | Thirty percent of the performance shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of Total Shares Available to be Awarded   30.00%        
2014 OPP [Member] | Thirty percent of the performance shares [Member] | Price appreciation minimum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation   50.00%        
Percent of Shares Earned if Threshold Met   33.33%        
2014 OPP [Member] | Thirty percent of the performance shares [Member] | Price appreciation middle [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation   60.00%        
Percent of Shares Earned if Threshold Met   66.67%        
2014 OPP [Member] | Thirty percent of the performance shares [Member] | Price appreciation maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of Shares Earned if Threshold Met   100.00%        
2014 OPP [Member] | Scenario, Forecast [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Maximum Potential Share-Based Compensation           $ 14.3
2013 OPP [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number Of Shares That May Be Earned     315,150      
Share-based Award Measurement Period     3 years      
Percent of share price appreciation     35.00%      
Threshold Percentage for Performance Target     70.00%      
Maximum Potential Share-Based Compensation       $ 13.3    
OPP shares earned in period (in shares)       0    
2013 OPP [Member] | Seventy percent of the performance shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of Total Shares Available to be Awarded     70.00%      
2013 OPP [Member] | Seventy percent of the performance shares [Member] | Price appreciation minimum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation     25.00%      
Percent of Shares Earned if Threshold Met     33.33%      
2013 OPP [Member] | Seventy percent of the performance shares [Member] | Price appreciation middle [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation     30.00%      
Percent of Shares Earned if Threshold Met     66.67%      
2013 OPP [Member] | Seventy percent of the performance shares [Member] | Price appreciation maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation     35.00%      
Percent of Shares Earned if Threshold Met     100.00%      
2013 OPP [Member] | Thirty percent of the performance shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of Total Shares Available to be Awarded     30.00%      
2013 OPP [Member] | Thirty percent of the performance shares [Member] | Price appreciation minimum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation     50.00%      
Percent of Shares Earned if Threshold Met     33.33%      
2013 OPP [Member] | Thirty percent of the performance shares [Member] | Price appreciation middle [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation     60.00%      
Percent of Shares Earned if Threshold Met     66.67%      
2013 OPP [Member] | Thirty percent of the performance shares [Member] | Price appreciation maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of share price appreciation     70.00%      
Percent of Shares Earned if Threshold Met     100.00%      
Year one [Member] | 2015 OPP [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting Percentage 50.00%          
Year one [Member] | 2014 OPP [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting Percentage   50.00%        
Year one [Member] | 2013 OPP [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting Percentage     50.00%      
Year two [Member] | 2015 OPP [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting Percentage 50.00%          
Year two [Member] | 2014 OPP [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting Percentage   50.00%        
Year two [Member] | 2013 OPP [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting Percentage     50.00%