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INVESTMENT IN UNCONSOLIDATED REAL ESTATE VENTURES - Cira Square (Details) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Mar. 17, 2022 USD ($) ft² | Dec. 31, 2022 USD ($) ft² | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |  |
Area of real estate property | ft² |  | 13,578,188 |  |
Purchase price |  | $ 3,446 | $ 0 | $ 41,950
Cira Square REIT, LLC |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Cost of equity method investment | $ 383,000 |  |  |
Ownership percentage | 20.00% |  |  |
Purchase price | $ 28,600 |  |  |
Interest rate, maximum | 6.75% |  |  |
Cira Square REIT, LLC | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Basis spread on interest rate (as percent) | 3.50% |  |  |
Cira Square REIT, LLC | Secured Debt |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Debt instrument, face amount | $ 257,700 |  |  |
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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