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Noncontrolling Interests - Holders of Convertible Limited Partnership Units in the Operating Partnership (Details) - shares | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022
Noncontrolling Interest [Line Items] |  |  |  |  |
Limited partnership units (in shares) | 9,900,000 |  | 9,900,000 |  |
Leasehold Interest Contributed In Contribution Agreement |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |
Number of partnership units issued in transaction (in shares) |  |  | 469,740 |  |
Noncontrolling Interests |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |
Limited partnership units, conversion ratio | 1 |  | 1 |  |
Outstanding stock percent that should be acquired for rights to be exercised (as a percent) | 39.90% |  | 39.90% |  |
Limited partnership units convertible into shares of common stock, eligible for conversion (in shares) | 598,000 |  | 598,000 |  |
Fully converted partnership units and diluted weighted average shares outstanding | 34,500,000 | 34,000,000 |  | 34,400,000 | 34,000,000.0
Saul Holdings Limited Partnership |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |
Percentage of ownership interest of noncontrolling interest (as a percent) | 28.90% |  | 28.90% |  |
Saul Holdings Limited Partnership | Leasehold Interest Contributed In Contribution Agreement |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |
Percentage of ownership interest of noncontrolling interest (as a percent) | 1.30% |  | 1.30% |  |
Saul Holdings Limited Partnership | Noncontrolling Interests |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |
Percentage of ownership interest of noncontrolling interest (as a percent) | 30.20% |  | 30.20% |  |
Limited partnership units, conversion ratio | 1 |  | 1 |  |

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