CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE 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]
Total revenue, net	$ 382,421	$ 385,191	$ 1,144,534	$ 1,159,644
Costs and expenses:
Cost of goods sold	164,076	148,445	486,292	439,418
Research and development	26,596	24,736	79,908	74,410
Selling, general and administrative	161,948	143,820	493,513	464,397
Intangible asset amortization	3,208	3,141	9,342	10,339
Total costs and expenses	355,828	320,142	1,069,055	988,564
Operating income	26,593	65,049	75,479	171,080
Interest income	4,607	3,264	12,653	6,606
Interest expense	(13,062)	(12,809)	(37,626)	(36,700)
Gain (loss) from the sale of business	0	644	0	644
Other income (expense), net	471	2,648	1,705	8,056
Income before income taxes	18,609	58,796	52,211	149,686
Provision (benefit) for income taxes	(888)	8,881	4,304	22,082
Net income	$ 19,497	$ 49,915	$ 47,907	$ 127,604
Net income per share
Basic (in dollars per share)	$ 0.24	$ 0.60	$ 0.59	$ 1.54
Diluted (in dollars per share)	$ 0.24	$ 0.60	$ 0.59	$ 1.53
Weighted average common shares outstanding (See Note 13):
Basic (in shares)	79,690	83,042	80,842	82,955
Diluted (in shares)	79,811	83,399	81,112	83,476
Comprehensive income (See Note 14)	$ 16,412	$ 55,691	$ 39,387	$ 165,320