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Stockholder's Equity - Restricted stock and other awards (Details) - USD ($) $ in Millions | 1 Months Ended | 2 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Jul. 30, 2025 | Jan. 31, 2025 | Feb. 29, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024 | Dec. 31, 2022 | Dec. 31, 2021
Stockholder's Equity (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Remaining shares available for issuance (in shares) |  |  |  | 945,434 |  | 945,434 |  |  |  |
Granted (in shares) |  |  |  |  |  | 672,409 |  |  |  |
Performance period |  |  |  |  |  |  |  | 3 years |  |
Compensation expense, general and administrative |  |  |  | $ 1.5 | $ 1.4 | $ 3.4 | $ 3.2 |  |  |
Compensation expense, operating |  |  |  | 0.1 | $ 0.1 | 0.5 | $ 0.4 |  |  |
Total unrecognized compensation cost |  |  |  | $ 21.1 |  | $ 21.1 |  |  |  |
Weighted average period |  |  |  |  |  | 4 years 10 months 24 days |  |  |  |
Restricted Stock Units ("RSUs") |  |  |  |  |  |  |  |  |  |
Stockholder's Equity (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Granted (in shares) |  |  |  |  |  | 104,176 |  |  | 47,005 | 46,714
LTIP Units |  |  |  |  |  |  |  |  |  |
Stockholder's Equity (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Granted (in shares) |  |  |  |  |  | 492,053 |  |  |  |
LTIP Units | Subsequent event | Share-Based Payment Arrangement, Nonemployee |  |  |  |  |  |  |  |  |  |
Stockholder's Equity (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Granted (in shares) | 3,998 |  |  |  |  |  |  |  |  |
Employees And Consultants | Restricted Stock Units ("RSUs") |  |  |  |  |  |  |  |  |  |
Stockholder's Equity (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Issuance and amortization of equity-based compensation, net of forfeitures (in shares) |  | 47,005 | 23,357 |  |  |  |  |  |  |

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