INVESTMENTS IN RENTAL PROPERTIES - Schedule of Disposed Developable Land (Details) - Disposal Group, Disposed of by Sale, Not Discontinued Operations - USD ($) $ in Thousands  | 
3 Months Ended | |
|---|---|---|
Mar. 31, 2025  | 
Mar. 31, 2024  | 
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| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||
| Net Sales Proceeds | $ 7,139 | $ 10,155 | 
| Net Carrying Value | 7,295 | 9,371 | 
| Realized Gains (Losses)/ Unrealized Losses, net | (156) | 784 | 
| 65 Livingston | ||
| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||
| Net Sales Proceeds | 7,139 | |
| Net Carrying Value | 7,295 | |
| Realized Gains (Losses)/ Unrealized Losses, net | (156) | |
| Impairment charges | $ 2,600 | |
| 2 Campus | ||
| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||
| Net Sales Proceeds | 10,155 | |
| Net Carrying Value | 9,371 | |
| Realized Gains (Losses)/ Unrealized Losses, net | $ 784 | |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Definition The cash inflow from the sale of land held for investment; excludes sales of land held as inventory or productive use. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Disposal Group, Including Discontinued Operation, Land, Net Value No definition available. 
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- Definition Gain (Loss) On Disposition Of Land, Discontinued Operations No definition available. 
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