CONDENSED CONSOLIDATED STATEMENTS OF INCOME - UNAUDITED - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Revenue	$ 286,868	$ 273,308	$ 871,934	$ 799,876
Cost of revenue (exclusive of depreciation, shown separately below)	152,734	138,462	458,897	415,014
Other operating expenses:
Research and development	35,292	35,754	107,401	103,365
Selling, general and administrative	59,097	59,026	180,930	173,833
Depreciation	5,862	5,896	17,155	17,685
Restructuring and reorganization charges	1,152	14,193	8,421	46,304
Total operating expenses	254,137	253,331	772,804	756,201
Operating income	32,731	19,977	99,130	43,675
Other income (expense):
Interest expense	(8,036)	(4,328)	(23,092)	(10,286)
Interest and investment income, net	1,175	281	2,516	537
Loss on derivative liability upon debt conversion	0	0	0	(7,456)
Other, net	813	2,790	(3,047)	6,044
Total other	(6,048)	(1,257)	(23,623)	(11,161)
Income before income taxes	26,683	18,720	75,507	32,514
Income tax provision	(7,989)	(6,239)	(21,931)	(8,603)
Net income	$ 18,694	$ 12,481	$ 53,576	$ 23,911
Weighted-average shares outstanding:
Basic	30,097	30,941	30,381	31,219
Diluted	30,284	31,159	30,540	31,487
Earnings per common share:
Basic	$ 0.62	$ 0.4	$ 1.76	$ 0.77
Diluted	$ 0.62	$ 0.4	$ 1.75	$ 0.76