Restatement of Previously Issued Financial Statements - Schedule of Restatement of Previously Issued Financial Statements - Condensed Consolidated Statements Of Comprehensive Income (Loss) (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenue:
Revenue	$ 158,839	$ 159,169	$ 312,021	$ 324,549
Costs and operating expenses:
Cost of goods sold	77,314	79,307	153,705	161,152
Research and development	10,575	9,706	21,813	21,860
Selling, general and administrative	65,481	49,084	127,284	105,372
Contingent consideration	0	1,791	0	3,026
Total costs and operating expenses	153,370	139,888	302,802	291,410
Income from operations	5,469	19,281	9,219	33,139
Other income (expenses):
Investment income	9,411	5,964	18,404	11,450
Interest expense	(5,118)	(411)	(10,147)	(819)
Amortization of debt issuance costs	(520)	(457)	(1,003)	(914)
Other (expenses) income	(215)	528	(3,751)	605
Other income, net	3,558	5,624	3,503	10,322
Income before income taxes	9,027	24,905	12,722	43,461
Income tax provision	3,314	5,119	3,713	8,338
Net income	$ 5,713	$ 19,786	$ 9,009	$ 35,123
Earnings per share:
Basic	$ 0.1	$ 0.36	$ 0.16	$ 0.63
Diluted (Note 13)	$ 0.1	$ 0.35	$ 0.16	$ 0.62
Weighted average common shares outstanding:
Basic	55,884	55,705	55,838	55,648
Diluted (Note 13)	56,434	56,858	56,477	56,932
Net Income (Loss)	$ 5,713	$ 19,786	$ 9,009	$ 35,123
Other comprehensive income (loss):
Foreign currency translation adjustment	(1,503)	(6,079)	(6,637)	(3,092)
Comprehensive income (loss)	4,210	13,707	2,372	32,031
Product
Revenue:
Revenue	158,804	159,133	311,950	324,474
Royalty and other revenue
Revenue:
Revenue	35	$ 36	71	$ 75
As Previously Reported
Revenue:
Revenue	154,073		305,419
Costs and operating expenses:
Cost of goods sold	77,314		153,705
Research and development	10,575		21,813
Selling, general and administrative	64,697		126,383
Contingent consideration	0		0
Total costs and operating expenses	152,586		301,901
Income from operations	1,487		3,518
Other income (expenses):
Investment income	9,411		18,404
Interest expense	(4,981)		(9,872)
Amortization of debt issuance costs	(520)		(1,003)
Other (expenses) income	(215)		(3,751)
Other income, net	3,695		3,778
Income before income taxes	5,182		7,296
Income tax provision	1,861		1,881
Net income	$ 3,321		$ 5,415
Earnings per share:
Basic	$ 0.06		$ 0.1
Diluted (Note 13)	$ 0.06		$ 0.1
Weighted average common shares outstanding:
Basic	55,884		55,838
Diluted (Note 13)	56,434		56,477
Net Income (Loss)	$ 3,321		$ 5,415
Other comprehensive income (loss):
Foreign currency translation adjustment	(1,531)		(6,812)
Comprehensive income (loss)	1,790		(1,397)
As Previously Reported | Product
Revenue:
Revenue	154,038		305,348
As Previously Reported | Royalty and other revenue
Revenue:
Revenue	35		71
Revenue Adjustments
Revenue:
Revenue	4,766		6,602
Costs and operating expenses:
Cost of goods sold	0		0
Research and development	0		0
Selling, general and administrative	0		0
Contingent consideration	0		0
Total costs and operating expenses	0		0
Income from operations	4,766		6,602
Other income (expenses):
Investment income	0		0
Interest expense	0		0
Amortization of debt issuance costs	0		0
Other (expenses) income	0		0
Other income, net	0		0
Income before income taxes	4,766		6,602
Income tax provision	1,757		2,195
Net income	$ 3,009		$ 4,407
Earnings per share:
Basic	$ 0.05		$ 0.08
Diluted (Note 13)	$ 0.05		$ 0.08
Weighted average common shares outstanding:
Basic	0		0
Diluted (Note 13)	0		0
Net Income (Loss)	$ 3,009		$ 4,407
Other comprehensive income (loss):
Foreign currency translation adjustment	28		175
Comprehensive income (loss)	3,037		4,582
Revenue Adjustments | Product
Revenue:
Revenue	4,766		6,602
Revenue Adjustments | Royalty and other revenue
Revenue:
Revenue	0		0
Other Adjustments
Revenue:
Revenue	0		0
Costs and operating expenses:
Cost of goods sold	0		0
Research and development	0		0
Selling, general and administrative	784		901
Contingent consideration	0		0
Total costs and operating expenses	784		901
Income from operations	(784)		(901)
Other income (expenses):
Investment income	0		0
Interest expense	(137)		(275)
Amortization of debt issuance costs	0		0
Other (expenses) income	0		0
Other income, net	(137)		(275)
Income before income taxes	(921)		(1,176)
Income tax provision	(304)		(363)
Net income	$ (617)		$ (813)
Earnings per share:
Basic	$ (0.01)		$ (0.02)
Diluted (Note 13)	$ (0.01)		$ (0.02)
Weighted average common shares outstanding:
Basic	0		0
Diluted (Note 13)	0		0
Net Income (Loss)	$ (617)		$ (813)
Other comprehensive income (loss):
Foreign currency translation adjustment	0		0
Comprehensive income (loss)	(617)		(813)
Other Adjustments | Product
Revenue:
Revenue	0		0
Other Adjustments | Royalty and other revenue
Revenue:
Revenue	$ 0		$ 0