Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenue	$ 116,828	$ 84,878
Cost of revenue	63,388	43,654
Gross profit	53,440	41,224
Operating expenses:
Selling expense	15,903	11,083
Engineering and product development expense	7,529	5,531
General and administrative expense	19,287	15,865
Restructuring and other charges	0	286
Total operating expenses	42,719	32,765
Operating income	10,721	8,459
Interest expense	(635)	(89)
Other income	59	32
Earnings before income tax expense	10,145	8,402
Income tax expense	1,684	1,119
Net earnings	$ 8,461	$ 7,283
Earnings per common share – basic (in dollars per share)	$ 0.79	$ 0.70
Weighted average common shares outstanding – basic (in shares)	10,673,017	10,462,246
Earnings per common share – diluted (in dollars per share)	$ 0.78	$ 0.68
Weighted average common shares and common share equivalents outstanding – diluted (in shares)	10,862,538	10,729,862