ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Payables and Accruals [Abstract]
Accrued legal expenses	$ 0	$ 2,284
Customer deposit	3,000	0
Income taxes payable	506	0
Product warranty liability, current	84	0
Service contract costs	$ 307	$ 0
Operating lease, liability, current, statement of financial position	Total accrued expenses	Total accrued expenses
Short-term lease liability	$ 935	$ 589
Other accrued liabilities	957	834
Total accrued expenses	$ 5,789	$ 3,707