Quarterly report pursuant to Section 13 or 15(d)

Equity-Based Compensation of the Company (Narrative) (Details)

v3.7.0.1
Equity-Based Compensation of the Company (Narrative) (Details) - Tanger Factory Outlet Centers, Inc [Member] - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended
Feb. 28, 2017
Jan. 31, 2017
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares paid for tax withholding for share based compensation (in shares)     0 0 69,886 60,382
Payments Related to Tax Withholding for Share-based Compensation         $ 2,435 $ 1,921
Restricted Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Lower limit, grant date fair value (in dollars per share) $ 30.16          
Upper limit, grant date fair value (in dollars per share) $ 34.47          
Performance Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based Award Measurement Period 3 years          
Vesting immediately [Member] | Performance Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting Percentage 50.00%          
Vesting one year thereafter [Member] | Performance Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting Percentage 50.00%          
Minimum [Member] | Executive Officers [Member] | Restricted Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period 3 years          
Restricted Common Share Award Plan [Member] | Restricted Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares/Units, granted (in shares/units) 253,431          
Restricted Common Share Award Plan [Member] | Director [Member] | Restricted Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period 3 years          
Restricted Common Share Award Plan [Member] | Chief Executive Officer [Member] | Restricted Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based compensation arrangement award holding period 3 years          
Restricted Common Share Award Plan [Member] | Maximum [Member] | Executive Officers [Member] | Restricted Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period 5 years          
Absolute portion of award [Member] | 2014 OPP [Member] | Performance Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares/Units, granted (in shares/units)   184,455        
Absolute portion of award [Member] | 2014 OPP [Member] | Vesting immediately [Member] | Performance Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares vesting in period   94,663        
Absolute portion of award [Member] | 2014 OPP [Member] | Vesting one year thereafter [Member] | Performance Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares vesting in period   89,792