ACCRUED EXPENSES (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Summary of accrued expenses [Abstract]
Accrued asset purchases	$ 709	$ 478
Accrued compensation	1,879	2,311
Accrued royalties	0	49
Accrued sales and other taxes	492	432
Other accrued operating expenses	651	905
Customer deposits and sales returns	707	356
Accrued travel expenses related to corporate events	590	552
Accrued shipping and handling costs	399	338
Rent expense	20	39
Accrued legal and accounting fees	1,177	1,127
Operating Lease, Liability, Current	2,067	1,622
Total	$ 8,691	$ 8,209