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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES |  |
Accrued pre-clinical and clinical expenses | $ 8,991 | $ 10,142
Short-term insurance financing note |  | 310
Deferred revenue | 477 | 667
Accrued professional fees | 1,240 | 1,307
Accrued compensation and benefits | 565 | 2,066
Accrued commercial expenses | 1,370 | 19
Accrued patent expenses | 605 | 396
Other | 1,393 | 379
Total accrued expenses & other current liabilities | $ 14,641 | $ 15,286

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