Collaborations and Other Arrangements - Summary of Changes in Accounts Receivable and Contract Liabilities (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Accounts receivable:
Accounts receivable, Balance at Beginning of Period	$ 3,768	$ 2,031
Accounts receivable, Additions	4,488	1,801
Accounts receivable, Deductions	(3,350)	(2,031)
Accounts receivable, Balance at End of Period	4,906	1,801
Contract liabilities:
Deferred revenue, Balance at Beginning of Period	63,771	127,235
Deferred revenue, Deductions	(14,566)	(13,995)
Deferred revenue, Balance at End of Period	$ 49,205	$ 113,240