INCOME TAXES - Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current:
Federal	$ 0	$ 0	$ 0
State	(19)	(18)	(1)
Foreign	96	(27)	(4)
Total benefit (provision)	77	(45)	(5)
Deferred:
Federal	0	0	0
State	0	0	0
Foreign	0	0	0
Total deferred provision	0	0	0
Total benefit (provision)	$ 77	$ (45)	$ (5)