Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Net sales	$ 33,491	$ 29,162	$ 67,590	$ 58,538
Cost of goods sold	27,207	20,846	55,070	41,358
Depreciation expense	587	639	1,243	1,454
Total cost of goods sold	27,794	21,485	56,313	42,812
Gross profit	5,697	7,677	11,277	15,726
Selling expenses	2,482	2,566	5,684	5,788
General and administrative	2,839	2,617	6,131	5,508
Amortization expense	135	0	270	0
Total operating expenses	5,456	5,183	12,085	11,296
Income from operations	241	2,494	(808)	4,430
Other income (expense):
Interest expense	(52)	(20)	(94)	(42)
Gain on investments	0	0	0	2
Loss on sale of property and equipment	0	(76)	0	(83)
Other (expense) income, net	(4)	(49)	(5)	(59)
Total other income (expense)	(56)	(145)	(99)	(182)
Income before provision for income taxes	185	2,349	(907)	4,248
Provision for income taxes	65	731	(132)	1,324
Net income	$ 120	$ 1,618	$ (775)	$ 2,924
Earnings (loss) per common share:
Basic	$ 0.01	$ 0.10	$ (0.05)	$ 0.19
Diluted	$ 0.01	$ 0.10	$ (0.05)	$ 0.19
Weighted average common shares:
Basic	15,466	15,639	15,450	15,622
Diluted	15,875	15,793	15,772	15,772