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Equity Incentive Plan - Additional Information (Details)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Mar. 01, 2023
$ / shares
shares
Mar. 01, 2022
shares
Mar. 01, 2021
shares
Mar. 01, 2020
shares
Mar. 01, 2019
shares
Mar. 01, 2018
shares
Jan. 31, 2023
shares
Jan. 31, 2022
shares
Sep. 30, 2023
USD ($)
shares
Sep. 30, 2022
USD ($)
Sep. 30, 2023
USD ($)
shares
Sep. 30, 2022
USD ($)
Dec. 31, 2022
USD ($)
shares
May 24, 2022
shares
Independent Trustees                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Common share issued as compensation for services performed (in shares)             43,378 34,672            
Equity Incentive Plan                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Number of shares authorized (in shares)                           1,600,000
Common shares available for issuance (in shares)                 1,252,326   1,252,326      
Equity Incentive Plan | Minimum                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Vesting period for share awards under equity                     3 years      
Equity Incentive Plan | Maximum                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Vesting period for share awards under equity                     5 years      
Restricted Stock                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Unrecognized compensation costs | $                 $ 57   $ 57   $ 61  
Weighted-average period for recognition of unrecognized compensation costs                     1 year 6 months      
Compensation expense, recognized | $                 12 $ 10 $ 35 $ 29    
Granted (in shares)                     2,457   0  
Long Term Incentive Plan Units                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Weighted-average period for recognition of unrecognized compensation costs                     1 year 10 months 24 days      
Compensation expense, recognized | $                 1,400 $ 1,300 $ 4,200 $ 3,700    
Exchange ratio                     1      
Granted (in shares)                     466,988   380,004  
Total unrecognized compensation cost related to LTIP Units | $                 $ 8,500   $ 8,500   $ 6,500  
Time-Based LTIP Unit Awards                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Granted (in shares) 171,171 152,004 132,381 130,206 88,746 97,968                
Time-Based LTIP Unit Awards | Awarded March 1, 2021                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Granted (in shares) 171,171                          
Performance-Based LTIP Unit Awards                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Granted (in shares) 256,757 228,000 198,564 195,301 133,107 146,949                
Performance-Based LTIP Unit Awards | Awarded March 1, 2021                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Granted (in shares) 256,757                          
Grants in period, intrinsic value, amount per share (in dollars per share) | $ / shares $ 16.64                          
Performance-Based LTIP Unit Awards | Awarded March 1, 2021 | Minimum                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Percentage of units paid out 50.00%                          
Performance-Based LTIP Unit Awards | Awarded March 1, 2021 | Maximum                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Percentage of units paid out 200.00%