MACHINERY AND EQUIPMENT (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Machinery and Equipment, Gross
Less: accumulated depreciation	(2,670)	$ (2,284)
Machinery and equipment, net	2,483	3,120
Depreciation	$ 688	589	$ 523
Maximum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	10 years
Minimum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Cigarette manufacturing equipment
Property, Plant and Equipment [Line Items]
Machinery and Equipment, Gross	$ 4,893	4,870
Cigarette manufacturing equipment | Maximum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	10 years
Cigarette manufacturing equipment | Minimum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Office furniture, fixtures and equipment
Property, Plant and Equipment [Line Items]
Machinery and Equipment, Gross	$ 20	152
Property, Plant and Equipment, Useful Life	5 years
Laboratory equipment
Property, Plant and Equipment [Line Items]
Machinery and Equipment, Gross	$ 117	125
Property, Plant and Equipment, Useful Life	5 years
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Machinery and Equipment, Gross	$ 123	$ 257
Property, Plant and Equipment, Useful Life	6 years