INCOME TAXES - Components of the Pretax Loss From Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
U.S. Domestic	$ (54,099)	$ (68,131)	$ (66,482)
Foreign	(8,471)	(9,526)	(11,721)
Net loss before income taxes	$ (62,570)	$ (77,657)	$ (78,203)