INCOME AND OTHER TAXES - Loss Before Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
U.S. loss	$ (23,267)	$ (59,153)
Foreign income (loss)	0	(69)
Loss before provision for income taxes	$ (23,267)	$ (59,222)