Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
Sales	$ 12,890	$ 14,782
Less customer programs and excise taxes	496	774
Net sales	12,394	14,008
Cost of sales	9,484	10,385
Gross profit	2,910	3,623
Operating expenses:
Sales and marketing expenses	2,614	4,186
General and administrative expenses	6,777	7,989
(Gain) loss on disposal of property and equipment	419	(366)
Total operating expenses	9,810	11,809
Loss from operations	(6,900)	(8,186)
Other income (expense), net
Interest expense	(1,254)	(1,089)
Other income (expense)	2,100	(372)
Total other income (expense), net	846	(1,461)
Loss before income taxes	(6,054)	(9,647)
Provision for income taxes
Net loss from continuing operations	(6,054)	(9,647)
Net income (loss) from discontinued operations	3,858	(213)
Net loss	(2,196)	(9,860)
Preferred stock dividends	(27)
Deemed dividend-warrant price protection-revaluation adjustment	(2,288)
Net loss attributable to common shareholders	$ (4,511)	$ (9,860)
Basic net loss per common share	$ (0.35)	$ (0.98)
Basic weighted average common shares outstanding	12,708	10,027