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Investment in Real Estate - Schedule of Investments in Real Estate (Details) $ in Thousands | Mar. 04, 2025 USD ($) ft² | Jan. 22, 2025 USD ($) ft² | Mar. 31, 2025 USD ($) | Dec. 31, 2024 USD ($)
--- | --- | --- | --- | ---
Real Estate [Abstract] |  |  |  |
Land |  |  | $ 1,225,230 | $ 1,235,974
Building and improvements |  |  | 6,078,260 | 6,101,787
Tenant improvements |  |  | 727,967 | 728,186
Furniture and fixtures |  |  | 5,807 | 5,895
Property under development |  |  | 152,029 | 161,444
INVESTMENT IN REAL ESTATE, AT COST |  |  | $ 8,189,293 | $ 8,233,286
Maxwell | Disposed of by Sale |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations |  |  |  |
Area of real estate property | ft² |  | 102,963 |  |
Sales Price |  | $ 46,000 |  |
(Loss) Gain on Sale |  | $ (2,200) |  |
Foothill Research Center | Disposed of by Sale |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations |  |  |  |
Area of real estate property | ft² | 195,121 |  |  |
Sales Price | $ 23,000 |  |  |
(Loss) Gain on Sale | $ 12,200 |  |  |

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