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REDEEMABLE PREFERRED STOCK - Series A1 and Series A Preferred Stock Narrative (Details) - USD ($) | 1 Months Ended | 12 Months Ended | 99 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2024 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2024 | Jan. 31, 2020
Class of Stock [Line Items] |  |  |  |  |
Reclassification of Series A Preferred stock to permanent equity |  | $ 0 | $ 15,616,000 |  |
Non-issuance offering costs for preferred stock and warrants |  | 11,900,000 |  |  |
Redeemable preferred stock deemed dividends |  | $ 755,000 | $ 0 |  |
Common stock, issued shares (in shares) |  | 11,654,506 | 2,278,674 | 11,654,506 |
Warrant right to purchase a share of common stock (in shares) |  |  |  |  | 0.25
Net proceeds from issuance of preferred stock |  | $ 40,445,000 | $ 103,228,000 |  |
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 |
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 |
Preferred stock, liquidation preference per share (in usd per share) | $ 25.00 | $ 25.00 | $ 25.00 | $ 25.00 |
Reclassification of Series A Preferred stock to permanent equity |  | $ 0 |  |  |
Preferred stock, shares issued (in shares) |  | 11,327,248 | 10,473,369 | 11,327,248 |
Issuance offering costs for preferred stock and warrants |  | $ 22,000,000 |  |  |
Reclassification to deferred rent receivable and charges |  | $ 5,000,000.0 |  |  |
Redeemable preferred stock deemed dividends |  |  | $ 0 |  |
Preferred stock including temporary equity shares outstanding (in shares) |  | 9,286,279 |  | 9,286,279 |
Preferred stock, shares outstanding (in shares) |  | 8,372,689 | 10,378,343 | 8,372,689 |
Preferred stock, shares redeemed (in shares) |  | 2,954,599 |  |  |
Redemption of preferred stock (in shares) |  | 183,081 |  |  |
Common stock, issued shares (in shares) |  | 4,817,486 |  | 4,817,486 |
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 | 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) |  | 181,912 |  |  |
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 |
Gross proceeds from issuance of preferred stock and warrants |  | $ 298,200,000 |  |  |
Series A1 Preferred Stock | Preferred Stock, Shares Issued, Two |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Preferred stock, shares issued (in shares) |  | 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 |
Preferred stock, liquidation preference per share (in usd per share) |  | $ 25.00 | $ 25.00 | $ 25.00 |
Reclassification of Series A Preferred stock to permanent equity |  |  | $ 15,616,000 | $ 199,600,000 |
Preferred stock, shares issued (in shares) |  | 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 |  |  |
Preferred stock, shares outstanding (in shares) |  | 4,125,363 | 7,431,839 | 4,125,363 |
Preferred stock, shares redeemed (in shares) |  | 4,694,975 |  |  |
Redemption of preferred stock (in shares) |  | 2,330,186 |  |  |
Redeemed at the option of the Company (in shares) |  | 17,080 |  |  |
Common stock, issued shares (in shares) |  | 4,379,099 |  | 4,379,099 |
Series A Preferred Stock | Preferred Stock, Redemption Period One |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Redemption of preferred stock paid in common stock (in shares) |  | 214,713 |  |  |
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 |
Redemption of preferred stock (in shares) |  | 2,313,106 |  |  |
Series A Preferred Stock | Preferred Stock, Shares Issued, Two |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Preferred stock, shares issued (in shares) |  | 568,681 |  | 568,681 |
Redemption of preferred stock paid in common stock (in shares) |  | 2,150,076 |  |  |
Net proceeds from issuance of preferred stock |  | $ 0 |  |  |

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