STOCK-BASED COMPENSATION - Schedule of Recognized Stock-Based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Stock-Based Compensation [Line Items]
Stock-based compensation expense, Total	$ 1,284	$ 1,968
Research and development
Stock-Based Compensation [Line Items]
Stock-based compensation expense, Total	401	529
General and administrative
Stock-Based Compensation [Line Items]
Stock-based compensation expense, Total	$ 883	$ 1,439

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.

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+ Details