Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Income Statement [Abstract]
Revenue	$ 729	$ 1,160
Cost of goods sold	583	812
Gross profit	146	348
Operating expenses:
General and administrative	875	584
Sales and marketing	79	87
Loss from operations	(808)	(323)
Other income:
Interest income	1	74
Realized gain (loss) on investments		(1,786)
Realized gain (loss) on foreign currency translation		(14)
Unrealized gain (loss) on equity investments		(156)
Total other income (loss)	1	(1,882)
Loss before income taxes	(807)	(2,205)
Income tax expense		(4)
Net loss	$ (807)	$ (2,209)
Net loss per common share
Basic (in Dollars per share)	$ (0.33)	$ (0.84)
Diluted (in Dollars per share)	$ (0.33)	$ (0.84)
Weighted average common shares outstanding used in computing net loss per common share
Basic (in Shares)	2,430,555	2,629,467
Diluted (in Shares)	2,430,555	2,629,467