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Share-Based Compensation and Other Compensation Matters - Narrative (Details) $ in Thousands |  |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Feb. 01, 2025 shares | Feb. 01, 2024 shares | Feb. 01, 2023 shares | Dec. 31, 2024 USD ($) percentile_rank form shares | Dec. 31, 2023 USD ($) shares | Dec. 31, 2022 USD ($) shares | May 31, 2024 shares | May 31, 2017 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Number of forms of share-based compensation | form |  |  |  | 4 |  |  |  |
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% |  |
Minimum | All Other Employees |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Estimated pre-vesting forfeitures |  |  |  | 8.00% | 8.00% | 8.00% |  |
Maximum | All Other Employees |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Estimated pre-vesting forfeitures |  |  |  | 9.00% | 9.00% | 9.00% |  |
Restricted shares |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Unrecognized compensation cost | $ |  |  |  | $ 5,500 |  |  |  |
Expected weighted average period during which unrecognized compensation cost will be recognized |  |  |  | 3 years |  |  |  |
Aggregate intrinsic value of shares issued | $ |  |  |  | $ 4,000 | $ 3,800 | $ 4,000 |  |
Awards forfeited (in shares or units) |  |  |  | 25,152 | 39,474 | 43,420 |  |
PIUs |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Number of forms of share-based compensation | form |  |  |  | 2 |  |  |  |
PB-PIUs |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Unrecognized compensation cost | $ |  |  |  | $ 4,700 |  |  |  |
Expected weighted average period during which unrecognized compensation cost will be recognized |  |  |  | 2 years |  |  |  |
Performance period of the award |  |  |  | 3 years |  |  |  |
The number of percentile ranks to fall between to earn interpolated PB-PIUs between such percentile ranks, conditioned on the percentile rank exceeding 25% | percentile_rank |  |  |  | 2 |  |  |  |
Payout percentage reduction when TSR percentile rank exceeds target and TSR is negative |  |  |  | 12.50% |  |  |  |
Minimum payout percentage if TSR percentile rank exceeds the 50th percentile and TSR is negative |  |  |  | 50.00% |  |  |  |
Minimum payout percentage if TSR is at least 10% |  |  |  | 50.00% |  |  |  |
Minimum payout percentage if TSR is at least 6% |  |  |  | 25.00% |  |  |  |
Percent of award distribution rights |  |  |  | 10.00% |  |  |  |
Awards forfeited (in shares or units) |  |  |  |  | 126,890 |  |  |
TB- PIUs |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Unrecognized compensation cost | $ |  |  |  | $ 3,400 |  |  |  |
Expected weighted average period during which unrecognized compensation cost will be recognized |  |  |  | 2 years |  |  |  |
Aggregate intrinsic value of shares issued | $ |  |  |  | $ 2,400 | $ 2,300 | $ 2,000 |  |
Awards forfeited (in shares or units) |  |  |  |  | 27,182 |  |  |
Deferred Share Awards |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Unrecognized compensation cost | $ |  |  |  | $ 76 |  |  |  |
Awards settled (in shares) |  |  |  | 0 | 0 | 0 |  |
2017 Omnibus Equity and Incentive Plan |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Number of common shares of beneficial interest authorized to be issued |  |  |  |  |  |  | 6,900,000 | 3,400,000
PB PIU Grants 2020 | PB-PIUs |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Awards settled (in shares) |  |  | 141,152 |  |  |  |  |
PB PIU Grants 2021 | PB-PIUs |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Awards settled (in shares) |  | 211,845 |  |  |  |  |  |
PB PIU Grants 2022 | PB-PIUs | Subsequent Event |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Awards settled (in shares) | 212,831 |  |  |  |  |  |  |

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