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INVESTMENT IN UNCONSOLIDATED REAL ESTATE VENTURES - Cira Square (Details) $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
May 06, 2024 USD ($) | Mar. 17, 2022 USD ($) ft² | Dec. 31, 2024 USD ($) ft² | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Area of real estate property | ft² |  |  | 12,098,843 |  |
Purchase price |  |  | $ 0 | $ 7,747 | $ 3,446
Investments in equity securities |  |  | 570,455 | $ 552,494 |
Cira Square REIT, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Cost |  | $ 383,000 |  |  |
Equity method investment, ownership percentage |  | 20.00% |  |  |
Purchase price | $ 19,400 | $ 28,600 |  |  |
Basis spread on interest rate (as percent) |  | 3.50% |  |  |
Investments in equity securities |  |  | $ 43,000 |  |
Cira Square REIT, LLC | All Investors |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Purchase price | 96,900 |  |  |  |
Cira Square REIT, LLC | Fixed rate debt |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Debt instrument, face amount |  | $ 257,700 |  |  |
Proceeds from issuance of secured debt | $ 160,000 |  |  |  |
Debt instrument, interest rate, stated percentage | 8.817% |  |  |  |
Office Properties | Cira Square REIT, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Area of real estate property | ft² |  | 862,692 |  |  |

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