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REDEEMABLE PREFERRED STOCK - Series A1 and Series A Preferred Stock Narrative (Details) - USD ($) |  | 1 Months Ended | 3 Months Ended | 9 Months Ended | 28 Months Ended | 96 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2024 | Sep. 30, 2024 | Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2024 | Dec. 31, 2023 | Jan. 31, 2020
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Reclassification of Series A Preferred Stock from temporary equity to permanent equity |  |  |  |  |  |  | $ 0 | $ 15,616,000 |  |  |  |
Non-issuance offering costs for preferred stock and warrants |  |  |  |  |  |  | 12,000,000.0 |  |  |  |  |
Redeemable preferred stock deemed dividends |  |  | $ 327,000 | $ 0 |  |  | $ 755,000 | 0 |  |  |  |
Common stock, shares issued (in shares) | 83,447,280 | 83,447,280 | 83,447,280 |  |  |  | 83,447,280 |  | 83,447,280 | 83,447,280 | 22,786,741 |
Warrant right to purchase a share of common stock (in shares) |  |  |  |  |  |  |  |  |  |  |  | 0.25
Net proceeds from issuance of preferred stock |  |  |  |  |  |  | $ 40,450,000 | $ 76,082,000 |  |  |  |
Series A Preferred Warrants |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gross proceeds from issuance of preferred stock and warrants |  |  |  |  |  |  | 761,000 |  |  |  |  |
Issuance offering costs for preferred stock and warrants |  |  |  |  |  |  | 142,000 |  |  |  |  |
Reclassification to deferred rent receivable and charges |  |  |  |  |  |  | $ 5,000 |  |  |  |  |
Number of warrants included in preferred stock unit (in shares) |  |  |  |  |  |  |  |  |  |  |  | 1
Warrants issued (in shares) | 4,603,287 | 4,603,287 | 4,603,287 |  |  |  | 4,603,287 |  | 4,603,287 | 4,603,287 |  |
Series A1 Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, par value (in usd per share) | $ 0.001 | $ 0.001 | $ 0.001 |  |  |  | $ 0.001 |  | $ 0.001 | $ 0.001 | $ 0.001 |
Preferred stock, liquidation preference per share (in usd per share) | $ 25.00 | $ 25.00 | $ 25.00 |  |  |  | $ 25.00 |  | $ 25.00 | $ 25.00 | $ 25.00 |
Reclassification of Series A Preferred Stock from temporary equity to permanent equity |  |  |  |  |  |  | $ 0 |  |  |  |  |
Preferred stock, shares issued (in shares) | 11,327,248 | 11,327,248 | 11,327,248 |  |  |  | 11,327,248 |  | 11,327,248 | 11,327,248 | 10,473,369 |
Gross proceeds from issuance of preferred stock and warrants |  |  |  |  |  |  | $ 298,200,000 |  |  |  |  |
Issuance offering costs for preferred stock and warrants |  |  |  |  |  |  | 22,000,000.0 |  |  |  |  |
Reclassification to deferred rent receivable and charges |  |  |  |  |  |  | $ 5,000,000.0 |  |  |  |  |
Preferred stock, shares outstanding (in shares) | 9,467,221 | 9,467,221 | 9,467,221 |  |  |  | 9,467,221 |  | 9,467,221 | 9,467,221 |  |
Redemption of preferred stock (in shares) | 183,041 |  |  |  |  |  |  |  | 2,773,657 |  |  |
Common stock, shares issued (in shares) | 32,998,865 | 32,998,865 | 32,998,865 |  |  |  | 32,998,865 |  | 32,998,865 | 32,998,865 |  |
Preferred stock, shares outstanding (in shares) | 8,553,591 | 8,553,591 | 8,553,591 |  |  |  | 8,553,591 |  | 8,553,591 | 8,553,591 | 10,378,343 |
Series A1 Preferred Stock | Preferred Stock, Redemption Period One |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Redemption of Preferred Stock paid in Common Stock (in shares) |  | 2,589,606 |  |  |  |  |  |  |  |  |  |
Series A1 Preferred Stock | Preferred Stock, Redemption Period Two |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Redemption of Preferred Stock paid in Common Stock (in shares) |  | 1,010 |  |  |  |  |  |  |  |  |  |
Series A1 Preferred Stock | Preferred Stock, Shares Issued, One |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares issued (in shares) | 12,040,878 | 12,040,878 | 12,040,878 |  |  |  | 12,040,878 |  | 12,040,878 | 12,040,878 |  |
Series A1 Preferred Stock | Preferred Stock, Shares Issued, Two |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares issued (in shares) | 200,000 | 200,000 | 200,000 |  |  |  | 200,000 |  | 200,000 | 200,000 |  |
Series A Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, par value (in usd per share) | $ 0.001 | $ 0.001 | $ 0.001 |  |  |  | $ 0.001 |  | $ 0.001 | $ 0.001 | $ 0.001 |
Preferred stock, liquidation preference per share (in usd per share) | $ 25.00 | $ 25.00 | $ 25.00 |  |  |  | $ 25.00 |  | $ 25.00 | $ 25.00 | $ 25.00 |
Reclassification of Series A Preferred Stock from temporary equity to permanent equity |  |  | $ 0 |  | $ 6,804,000 | $ 8,812,000 |  |  |  | $ 199,600,000 |  |
Preferred stock, shares issued (in shares) | 8,820,338 | 8,820,338 | 8,820,338 |  |  |  | 8,820,338 |  | 8,820,338 | 8,820,338 | 8,820,338 |
Gross proceeds from issuance of preferred stock and warrants |  |  |  |  |  |  | $ 205,400,000 |  |  |  |  |
Issuance offering costs for preferred stock and warrants |  |  |  |  |  |  | 17,000,000.0 |  |  |  |  |
Reclassification to deferred rent receivable and charges |  |  |  |  |  |  | $ 1,900,000 |  |  |  |  |
Redemption of preferred stock (in shares) |  |  |  |  |  |  | 2,313,106 |  | 4,480,262 |  |  |
Redemption of Preferred Stock paid in Common Stock (in shares) |  | 2,167,156 |  |  |  |  |  |  | 2,167,156 |  |  |
Common stock, shares issued (in shares) | 27,553,834 | 27,553,834 | 27,553,834 |  |  |  | 27,553,834 |  | 27,553,834 | 27,553,834 |  |
Preferred stock, shares outstanding (in shares) | 4,340,076 | 4,340,076 | 4,340,076 |  |  |  | 4,340,076 |  | 4,340,076 | 4,340,076 | 7,431,839 |
Series A Preferred Stock | Preferred Stock, Shares Issued, One |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares issued (in shares) | 8,251,657 | 8,251,657 | 8,251,657 |  |  |  | 8,251,657 |  | 8,251,657 | 8,251,657 |  |
Series A Preferred Stock | Preferred Stock, Shares Issued, Two |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares issued (in shares) | 568,681 | 568,681 | 568,681 |  |  |  | 568,681 |  | 568,681 | 568,681 |  |
Net proceeds from issuance of preferred stock |  |  |  |  |  |  | $ 0 |  |  |  |  |

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