INCOME TAXES - Net Deferred Tax Liability (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred tax assets:
Net operating loss	$ 37,833	$ 21,599
Share based liabilities	543	3,811
Accruals and reserves	1,079	1,632
Property, plant and equipment	0	458
Operating lease liability	206	259
Investment in joint venture	2,075	1,520
Stock compensation	656	410
Gross deferred tax assets	42,392	29,689
Valuation allowance	(40,948)	(29,464)
Deferred tax assets, net	1,444	225
Deferred tax liabilities:
Right-of-use asset	(182)	(225)
Property, plant and equipment	(1,262)	0
Gross deferred tax liabilities	(1,444)	(225)
Deferred tax liabilities, net	$ 0	$ 0