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REAL ESTATE INVESTMENTS - Narrative (Details) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 USD ($) a ft² property | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) a ft² property | Sep. 30, 2023 USD ($)
Real Estate [Abstract] |  |  |  |
Provision for impairment | $ 37,980 | $ 11,666 | $ 44,407 | $ 16,134
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of real estate properties | property | 67 |  | 67 |
Provision for impairment | $ 37,980 | $ 11,666 | $ 44,407 | $ 16,134
Impairment of properties held for sale | $ 34,100 |  |  |
Number of real estate properties impaired | property | 3 |  | 3 |
Austin, Texas |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of real estate properties impaired | property | 2 |  | 2 |
Other |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of real estate properties impaired | property | 1 |  | 1 |
Plymouth Meeting Executive Center | Discontinued Operations, Disposed of by Sale |  |  |  |
Real Estate [Abstract] |  |  |  |
Provision for impairment | $ 3,300 |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Number of real estate properties | property | 5 |  | 5 |
Rentable area (in square feet) | ft² | 521,288 |  | 521,288 |
Disposal group, including discontinued operation, consideration | $ 65,500 |  | $ 65,500 |
Proceeds from sale of real estate | 44,100 |  |  |
Seller financing amount | 15,500 |  | 15,500 |
Provision for impairment | 3,300 |  |  |
Gibbsboro | Discontinued Operations, Disposed of by Sale |  |  |  |
Real Estate [Abstract] |  |  |  |
Provision for impairment | 600 |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Disposal group, including discontinued operation, consideration | 6,500 |  | 6,500 |
Seller financing amount | 4,400 |  | $ 4,400 |
Provision for impairment | $ 600 |  |  |
Area of land (in acres) | a | 11 |  | 11 |

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