Condensed Consolidated Statements of Operations - 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
Net sales	$ 56,773	$ 44,847	$ 100,106	$ 88,372
Cost of goods sold	38,225	28,694	66,590	56,632
Gross profit	18,548	16,153	33,516	31,740
Selling, general and administrative expenses	14,572	12,364	28,169	24,983
Operating income	3,976	3,789	5,347	6,757
Non-operating items:
Interest expense	428	226	737	452
Interest income	(5)	(3)	(8)	(9)
Interest expense, net	423	223	729	443
PPP loan forgiveness		(3,508)		(3,508)
Other expense (income), net	148	68	147	145
Total other expense (income), net	148	(3,440)	147	(3,363)
Income before income tax expense	3,405	7,006	4,471	9,677
Income tax expense (benefit)	667	(224)	903	400
Net income	$ 2,738	$ 7,230	$ 3,568	$ 9,277
Basic earnings per share	$ 0.78	$ 2.16	$ 1.01	$ 2.72
Diluted earnings per share	$ 0.71	$ 1.82	$ 0.93	$ 2.34
Weighted average number of common shares outstanding-denominator used for basic per share computations	3,521,000	3,347,000	3,521,000	3,410,000
Weighted average number of dilutive stock options outstanding	320,000	617,000	323,000	551,000
Denominator used for diluted per share computations	3,841,000	3,964,000	3,844,000	3,961,000
Dividends declared per share	$ 0.14	$ 0.13	$ 0.27	$ 0.26