Annual report pursuant to Section 13 and 15(d)

Share-Based Compensation and Other Compensation Matters (Narrative) (Details)

v3.22.4
Share-Based Compensation and Other Compensation Matters (Narrative) (Details)
$ in Thousands
 12 Months Ended
Feb. 01, 2023
shares
Feb. 01, 2022
shares
Feb. 03, 2021
shares
Jan. 01, 2020
USD ($)
shares
Jan. 01, 2019
USD ($)
shares
Jan. 01, 2018
USD ($)
shares
Dec. 31, 2022
USD ($)
Percentile_Rank
form
shares
Dec. 31, 2021
USD ($)
shares
Dec. 31, 2020
USD ($)
shares
May 31, 2017
shares
Executives and Non-Employee Trustees                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Estimated pre-vesting forfeitures             0.00% 0.00% 0.00%  
All Other Employees                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Estimated pre-vesting forfeitures             8.00% 8.00% 8.00%  
Restricted shares                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Unrecognized compensation cost | $             $ 5,100      
Expected weighted average period during which unrecognized compensation cost will be recognized             2 years      
Aggregate intrinsic value of shares issued | $             $ 4,000 $ 4,300 $ 4,400  
Number of common shares issued (in shares)             152,585 164,575 173,191  
Stock awards granted (in shares or units)             186,515 177,995 166,918  
PB-PIUs                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Unrecognized compensation cost | $             $ 3,700      
Expected weighted average period during which unrecognized compensation cost will be recognized             2 years      
Performance period of the award             3 years      
Percentile ranks to fall between for PIUs | Percentile_Rank             2      
Percent of award distribution rights             10.00%      
TB- PIUs                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Unrecognized compensation cost | $             $ 3,000      
Expected weighted average period during which unrecognized compensation cost will be recognized             2 years      
Aggregate intrinsic value of shares issued | $             $ 2,000 $ 1,200 $ 640  
Number of common shares issued (in shares)             77,709 45,244 25,182  
Stock awards granted (in shares or units)             101,966 93,983 98,318  
Deferred Share Awards                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Unrecognized compensation cost | $             $ 85      
Number of common shares issued (in shares)             0 0 0  
Stock awards granted (in shares or units)             6,771 3,416 10,679  
Grant Date Fair Value | $             $ 166 $ 93 $ 253  
PIUs                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Number of forms of profit interest units | form             2      
2017 Omnibus Equity and Incentive Plan | Maximum                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Number of common shares of beneficial interest authorized to be issued                   3,400,000
2019 PB PIU | PB-PIUs                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Shares/units issued for awards vested in period (in shares of units)   156,104                
Stock awards granted (in shares or units)         193,682          
Grant Date Fair Value | $         $ 2,415          
2020 PB PIU | PB-PIUs                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Stock awards granted (in shares or units)       176,758            
Grant Date Fair Value | $       $ 2,891            
2020 PB PIU | PB-PIUs | Subsequent Event                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Shares/units issued for awards vested in period (in shares of units) 141,152                  
2018 PSU Grants | PSUs                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Performance period of the award             3 years      
Shares/units issued for awards vested in period (in shares of units)     93,824              
Stock awards granted (in shares or units)           59,110        
Grant Date Fair Value | $           $ 1,900