Other Assets - Summary of Other Current Assets (Detail) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Prepaid Expense and Other Assets, Current [Abstract]
Manufacturing-related deposits and prepaids	$ 79,007	$ 66,455
Collaboration receivable	28,635	41,758
Prepaid maintenance services	11,777	9,815
Prepaid clinical and pre-clinical expenses	7,127	11,237
Prepaid insurance	3,139	3,717
Prepaid commercial expenses	2,854	2,947
Prepaid research expenses	2,502	1,927
Interest receivable	1,715	3,311
Other	11,459	8,724
Total other current assets	$ 148,215	$ 149,891