Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Sales, net	$ 21,293	$ 19,054
Cost of products	10,263	10,104
Gross margin	11,030	8,950
Selling, general and administrative expenses:
Engineering and product development	3,664	2,537
Marketing and selling	1,819	1,723
General and administrative	2,258	1,774
Total selling, general and administrative expenses	7,741	6,034
Operating income	3,289	2,916
Other income (expense):
Interest income, net	169	3
Other expense	(14)	(117)
Total other income (expense), net	155	(114)
Income before income taxes	3,444	2,802
Provision for income tax expense	(682)	(670)
Net income	$ 2,762	$ 2,132
Earnings per share-basic: (in dollars per share)	$ 0.74	$ 0.6
Earnings per share-diluted: (in dollars per share)	$ 0.69	$ 0.55
Weighted average shares outstanding-basic (in shares)	3,740,728	3,572,576
Weighted average shares outstanding-diluted (in shares)	4,009,370	3,893,143