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
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited)
Sales, net	$ 12,111	$ 11,335	$ 18,696	$ 19,899
Expenses
Cost of products	10,386	6,982	15,499	12,426
Selling, general and administrative	5,405	4,553	10,321	8,526
Total operating expenses	15,791	11,535	25,820	20,952
Operating loss	(3,680)	(200)	(7,124)	(1,053)
Other (expense) income:
Net interest (expense) income	(24)	(14)	(39)	(18)
(Loss) gain on investment in securities	(602)	2,262	(1,098)	2,467
Other expense	(28)	(26)	(9)	(44)
Total other (expense) income	(654)	2,222	(1,146)	2,405
(Loss) income before income taxes	(4,334)	2,022	(8,270)	1,352
Provision for income tax	0	(184)	0	(184)
Net (loss) income	$ (4,334)	$ 1,838	$ (8,270)	$ 1,168
Net (loss) income per share-basic:	$ (0.26)	$ 0.14	$ (0.49)	$ 0.09
Net (loss) income per share-diluted:	$ (0.26)	$ 0.13	$ (0.49)	$ 0.09
Weighted average shares outstanding-basic	16,868,281	13,563,763	16,858,583	13,043,477
Weighted average shares outstanding-diluted	16,868,281	13,625,095	16,858,583	13,101,635