Consolidated Statements of Operations and Comprehensive Income (Loss) (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Statement [Abstract]
Revenue	$ 217,086	$ 195,885	$ 418,403	$ 359,895
Cost of goods sold	34,672	29,843	65,381	54,600
Gross profit	182,414	166,042	353,022	305,295
Operating expenses:
Research and development	26,209	28,859	54,012	57,709
Selling, general and administrative	159,521	132,084	303,811	257,705
Total operating expenses	185,730	160,943	357,823	315,414
Operating (loss) income	(3,316)	5,099	(4,801)	(10,119)
Other (income) expense:
Interest and dividend income	(4,486)	(5,882)	(9,552)	(11,805)
Interest expense	4	0	4	0
Other expense, net	3,498	135	2,920	195
Total other income	(984)	(5,747)	(6,628)	(11,610)
Income (loss) before income taxes	(2,332)	10,846	1,827	1,491
Income taxes	1,260	1,053	2,427	1,703
Net income (loss)	(3,592)	9,793	(600)	(212)
Other comprehensive income (loss):
Foreign currency translation gain (loss)	191	(39)	(109)	(173)
Unrealized loss on investments	(22)	(200)	(31)	(742)
Total comprehensive income (loss)	$ (3,423)	$ 9,554	$ (740)	$ (1,127)
Net income (loss) per share:
Basic (in dollars per share)	$ (0.12)	$ 0.33	$ (0.02)	$ (0.01)
Diluted (in dollars per share)	$ (0.12)	$ 0.32	$ (0.02)	$ (0.01)
Weighted average shares outstanding:
Basic (in shares)	29,506,807	29,728,849	29,604,043	29,672,006
Diluted (in shares)	29,506,807	30,408,439	29,604,043	29,672,006