Quarterly report pursuant to Section 13 or 15(d)

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

v3.23.3
Equity-Based Compensation of the Company (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 9 Months Ended
May 19, 2023
Feb. 10, 2023
Mar. 31, 2023
Feb. 28, 2023
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Withholding of common shares for employee income taxes (in shares)         5,505 37,792 367,776 229,770
Employee income taxes paid related to shares withheld upon vesting of equity awards             $ 6,963 $ 3,741
Vesting immediately                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage             50.00%  
Vesting one year thereafter                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting percentage             50.00%  
Incentive Award Plan of Tanger Factory Outlet Centers, Inc. and Tanger Properties Limited Partnership, as amended (the “Plan”)                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of shares authorized for issuance (in shares) 21,300,000              
Additional term (in years) 10 years              
Restricted Common Share Award Plan                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Withholding of common shares for employee income taxes (in shares)             368,000 229,700
Employee income taxes paid related to shares withheld upon vesting of equity awards             $ 7,000 $ 3,700
Restricted Common Share Award Plan | Restricted common shares                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Shares/Units, granted (in shares/units)     323,829          
Grant date fair value per share (in dollars per share)     $ 17.53          
Restricted Common Share Award Plan | Restricted common shares | Executive officers                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting period     3 years          
Restricted Common Share Award Plan | Restricted common shares | Non-employee Directors                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting period     1 year          
2023 PSP | Performance Shares                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Shares/Units, granted (in shares/units)     489,122          
Grant date fair value per share (in dollars per share)     $ 12.08          
Measurement period     3 years       3 years  
2023 PSP | Performance Shares | Vesting one year thereafter                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting period             1 year  
2020 PSP | Performance Shares                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Measurement period   3 years            
2020 PSP | Performance Shares | Relative portion of award                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Shares issued in period (in shares)       758,814        
2020 PSP | Performance Shares | Vesting immediately | Relative portion of award                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Shares issued in period (in shares)       439,051        
2020 PSP | Performance Shares | Vesting one year thereafter | Relative portion of award                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Shares issued in period (in shares)       319,763