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COLLABORATION AND LICENSING AGREEMENTS - Deferred Revenue (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Current
Beginning balance	$ 10,686	$ 7,182
Prepaid product supply	528	2,654
Product supply delivered	(4,633)	(6,650)
Reclassify amounts to be recognized in the next twelve months	0	4,086
Ending balance	6,581	7,272
Non-Current
Beginning balance	7,232	8,644
Prepaid product supply	6,467	8,212
Product supply delivered	0	0
Reclassify amounts to be recognized in the next twelve months	0	(4,086)
Ending balance	$ 13,699	$ 12,770

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