Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statements of Operations:
Revenue	$ 130,705	$ 121,721	$ 378,829	$ 372,791
Cost of revenue	71,423	68,089	212,648	205,933
Gross profit	59,282	53,632	166,181	166,858
Operating expenses
Marketing and sales	21,682	20,594	65,863	62,235
Research and development	10,105	9,309	30,647	29,316
General and administrative	17,058	16,477	49,713	49,770
Closure of Japan business	22	1,194	186	6,388
Total operating expenses	48,867	47,574	146,409	147,709
Income from operations	10,415	6,058	19,772	19,149
Other income (loss), net	320	(24)	(1,758)	(323)
Income before income taxes	10,735	6,034	18,014	18,826
Provision for income taxes	2,781	2,083	7,784	7,223
Net income	$ 7,954	$ 3,951	$ 10,230	$ 11,603
Net income per share:
Basic (in dollars per share)	$ 0.31	$ 0.14	$ 0.39	$ 0.42
Diluted (in dollars per share)	$ 0.31	$ 0.14	$ 0.39	$ 0.42
Shares used to compute net income per share:
Basic (in shares)	26,023,830	27,505,097	26,296,304	27,512,057
Diluted (in shares)	26,028,456	27,508,217	26,327,606	27,522,734
Comprehensive Income (Loss) (net of tax)
Comprehensive income (loss)	$ 6,887	$ (6,924)	$ 14,297	$ (18,604)