Condensed Consolidated Statements Of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Condensed Consolidated Statements Of Operations [Abstract]
Revenue	$ 2,792	$ 2,824
Cost of goods sold	2,210	2,257
Gross profit	582	567
Operating expenses:
Selling and marketing	753	615
General and administrative	708	658
Total operating expenses	1,461	1,273
Loss from operations	(879)	(706)
Interest income	17
Interest expense	(38)	(89)
Other income, net	13	2
Loss before income taxes	(887)	(793)
Income tax expense, net	(4)	(3)
Net loss	$ (891)	$ (796)
Net loss per share - basic and diluted	$ (0.01)	$ (0.02)
Weighted average basic and diluted common shares outstanding	61,665,435	41,592,851