INCOME TAXES - Schedule of Components of Pretax Loss from Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
U.S. Domestic	$ (54,784)	$ (54,099)	$ (68,131)
Foreign	(5,984)	(8,471)	(9,526)
Net loss before income taxes	$ (60,768)	$ (62,570)	$ (77,657)