CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Net sales	$ 350,079	$ 404,647	$ 971,822	$ 1,339,040
Cost of goods sold	232,071	248,771	646,844	793,334
Gross profit	118,008	155,876	324,978	545,706
Operating expenses
Selling, general and administrative	59,388	62,964	171,590	201,455
Research and development	33,691	34,068	100,844	101,911
Amortization of acquisition related intangible assets	3,833	3,808	11,497	11,476
Gain on disposal of fixed assets	(571)	0	(5,525)	0
Restructuring charge	(211)	2,566	8,039	2,566
Other operating income	1	(1,404)	0	(1,570)
Total operating expense	96,131	102,002	286,445	315,838
Income from operations	21,877	53,874	38,533	229,868
Other (expense) income
Interest income	4,532	4,507	13,383	8,503
Interest expense	(456)	(898)	(1,840)	(5,219)
Foreign currency (loss) gain, net	(4,423)	1,314	(2,652)	(2,796)
Unrealized (loss) gain on investments	(3,410)	401	1,310	16,462
Other income	682	1,309	1,678	3,237
Total other (expense) income	(3,075)	6,633	11,879	20,187
Income before income taxes and noncontrolling interest	18,802	60,507	50,412	250,055
Income tax provision	3,619	10,674	9,799	44,514
Net income	15,183	49,833	40,613	205,541
Less net income attributable to noncontrolling interest	(1,438)	(1,113)	(4,830)	(3,651)
Net income attributable to common stockholders	$ 13,745	$ 48,720	$ 35,783	$ 201,890
Earnings per share attributable to common stockholders:
Basic	$ 0.3	$ 1.06	$ 0.78	$ 4.41
Diluted	$ 0.3	$ 1.05	$ 0.77	$ 4.36
Number of shares used in earnings per share computation:
Basic	46,331	45,936	46,166	45,758
Diluted	46,442	46,320	46,378	46,296