ACCRUED EXPENSES (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Summary of accrued expenses [Abstract]
Accrued asset purchases	$ 261	$ 238
Accrued compensation	1,912	1,685
Accrued royalties	59	55
Accrued sales and other taxes	344	260
Other accrued operating expenses	677	785
Customer deposits and sales returns	425	153
Accrued travel expenses related to corporate events	411	1,156
Accrued shipping and handling costs	755	691
Rent expense	442	211
Accrued legal and accounting fees	709	537
Total	$ 5,995	$ 5,771