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Share-Based Compensation and Other Compensation Matters - Narrative (Details) $ in Thousands |  |  |  | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Feb. 01, 2024 shares | Feb. 01, 2023 shares | Feb. 01, 2022 shares | Dec. 31, 2023 USD ($) form percentile_rank shares | Dec. 31, 2022 USD ($) shares | Dec. 31, 2021 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% |
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 | $ |  |  |  | $ 5,400 |  |  |
Expected weighted average period during which unrecognized compensation cost will be recognized |  |  |  | 2 years |  |  |
Aggregate intrinsic value of shares issued | $ |  |  |  | $ 3,800 | $ 4,000 | $ 4,300 |
Forfeited (in shares or units) |  |  |  | 39,474 | 43,420 | 39,664 |
Number of common shares issued (in shares) |  |  |  | 152,490 | 152,585 | 164,575 |
PB-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 |  |  |
Performance period of the award |  |  |  | 3 years |  |  |
Percentile ranks to fall between for PIUs | percentile_rank |  |  |  | 2 |  |  |
Percent of award distribution rights |  |  |  | 10.00% |  |  |
Forfeited (in shares or units) |  |  |  | 126,890 |  |  |
TB- PIUs |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Unrecognized compensation cost | $ |  |  |  | $ 3,100 |  |  |
Expected weighted average period during which unrecognized compensation cost will be recognized |  |  |  | 2 years |  |  |
Aggregate intrinsic value of shares issued | $ |  |  |  | $ 2,300 | $ 2,000 | $ 1,200 |
Forfeited (in shares or units) |  |  |  | 27,182 |  |  |
Number of common shares issued (in shares) |  |  |  | 89,633 | 77,709 | 45,244 |
Deferred Share Awards |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Unrecognized compensation cost | $ |  |  |  | $ 77 |  |  |
Number of common shares issued (in shares) |  |  |  | 0 | 0 | 0 |
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
PB PIU Grants 2019 | PB-PIUs |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares/units issued for awards vested in period (in shares or units) |  |  | 156,104 |  |  |  |
PB PIU Grants 2020 | PB-PIUs |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares/units issued for awards vested in period (in shares or units) |  | 141,152 |  |  |  |  |
PB PIU Grants 2021 | 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 or units) | 211,845 |  |  |  |  |  |

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