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Balance Sheet Components - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021	Jul. 31, 2021
Schedule of Available-for-sale Securities [Line Items]
Cash and cash equivalents	$ 167,758,000		$ 167,758,000		$ 171,223,000
Other-than-temporary impairment loss	0	$ 0	0	$ 0
API and bulk drug product price true-up	54,443,000		54,443,000
Acquired In Process Research And Development Asset					35,000,000
Profit share liability	6,897,000		$ 6,897,000		15,857,000
Eluminex [Member]
Schedule of Available-for-sale Securities [Line Items]
Unbilled upfront payment						$ 8,000,000.0
Maximum [Member]
Schedule of Available-for-sale Securities [Line Items]
Contractual maturities of available-for-sale investments			2 years
Foreign subsidiaries [Member]
Schedule of Available-for-sale Securities [Line Items]
Cash and cash equivalents	$ 98,800,000		$ 98,800,000		$ 91,200,000

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