Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Net sales	$ 47,075	$ 39,561
Cost of sales	16,192	13,599
Gross profit	30,883	25,962
Sales and marketing	10,897	7,850
General and administrative	7,932	7,252
Research and development	3,875	2,932
Restructuring	305	0
Total operating expenses	23,009	18,034
Income from operations	7,874	7,928
Other income (expense):
Interest income	568	108
Foreign currency loss	(425)	(40)
Income before income taxes	8,017	7,996
Provision for income taxes	1,977	1,958
Net income	$ 6,040	$ 6,038
Earnings per share of common stock:
Basic (in dollars per share)	$ 0.27	$ 0.28
Diluted (in dollars per share)	$ 0.27	$ 0.27
Weighted-average shares outstanding:
Basic (in shares)	22,111	21,935
Diluted (in shares)	22,274	22,103
Cash dividends declared per common share (in dollars per share)	$ 0.140	$ 0.125