INCOME TAXES - Schedule of (Benefit from) Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Current tax provision:
Federal	$ 0
State	2,344
Foreign	137
Current Income Tax Expense (Benefit), Total	2,481
Deferred tax provision:
Federal	203
State	(2,276)
Foreign	0
Deferred Income Tax Expense (Benefit), Total	(2,073)	$ 0
Total provision for income taxes	$ 408	$ 0