Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Sales	$ 3,780	$ 3,243
Less customer programs and excise taxes	40	95
Net sales	3,740	3,148
Cost of sales	2,793	2,605
Gross profit	947	543
Operating expenses:
Sales and marketing expenses	647	857
General and administrative expenses	1,930	1,924
Loss on disposal of property and equipment		61
Total operating expenses	2,577	2,842
Loss from operations	(1,630)	(2,299)
Other income (expense), net
Interest expense	(406)	(126)
Other income		2,200
Total other income (expense), net	(406)	2,074
Loss before income taxes	(2,036)	(225)
Provision for income taxes
Net loss from continuing operations	(2,036)	(225)
Net income from discontinued operations		3,933
Net income (loss)	(2,036)	3,708
Preferred stock dividends	(38)
Net income (loss) attributable to common shareholders	$ (2,074)	$ 3,708
Basic net income (loss) per common share	$ (0.14)	$ 0.33
Diluted net income (loss) per common share	$ (0.14)	$ 0.31
Basic weighted average common shares outstanding	14,901	11,089
Diluted weighted average common shares outstanding	14,901	11,981