Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenue	$ 805	$ 848	$ 1,777	$ 1,343
Cost of goods sold	439	633	1,019	1,020
Gross profit	366	215	758	323
Operating expenses:
General and administrative	722	524	1,226	1,275
Sales and marketing	31	67	71	137
Gain on sale or disposal of assets	(639)	(370)	(1,071)	(370)
Other gain			(189)
Income (loss) from continuing operations	252	(6)	721	(719)
Other income:
Interest income	30	2	34	3
Unrealized gain on equity investments	4		11
Grant revenue	250		250
Total other income	284	2	295	3
Income (loss) before income taxes from continuing operations	536	(4)	1,016	(716)
Income tax expense
Income (loss) from continuing operations	536	(4)	1,016	(716)
Income (loss) from discontinued operations, net of taxes	1	(115)	15	(210)
Net income (loss)	$ 537	$ (119)	$ 1,031	$ (926)
Net income (loss) per common share: basic
Continuing operations (in Dollars per share)	$ 0.22	$ 0	$ 0.42	$ (0.29)
Discontinued operations (in Dollars per share)	0	(0.05)	0.01	(0.09)
Net income (loss) per common share: diluted
Continuing operations (in Dollars per share)	0.22	0	0.41	(0.29)
Discontinued operations (in Dollars per share)	$ 0	$ (0.05)	$ 0.01	$ (0.09)
Weighted average common shares outstanding used in computing net income (loss) per common share
Basic (in Shares)	2,446,652	2,433,725	2,446,652	2,433,725
Diluted (in Shares)	2,475,446	2,433,725	2,461,465	2,433,725