Collaborations and Other Arrangements - Summary of Changes in Accounts Receivable and Contract Liabilities (Detail) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Accounts receivable:
Accounts receivable, Balance at Beginning of Period	$ 3,768	$ 2,031
Accounts receivable, Additions	9,305	4,655
Accounts receivable, Deductions	(8,017)	(3,832)
Accounts receivable, Balance at End of Period	5,056	2,854
Contract liabilities:
Deferred revenue, Balance at Beginning of Period	63,771	127,235
Deferred revenue, Deductions	(28,919)	(30,099)
Deferred revenue, Balance at End of Period	$ 34,852	$ 97,136