INCOME TAXES - Provision for taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current:
Federal	$ 0	$ 0	$ 0
State	288	265	306
Current Income Tax Expense (Benefit), Total	288	265	306
Deferred:
Federal	0	0	0
State	0	0	0
Deferred Income Tax Expense Total	0	0	0
Tax expense	$ 288	$ 265	$ 306