Accrued Expenses - Summary of Accrued Expenses (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Payables and Accruals [Abstract]
Product revenue related reserves	$ 100,075	$ 68,784
Accrued employee compensation costs	78,732	65,946
Accrued clinical and pre-clinical costs	34,669	28,884
Accrued contract manufacturing costs	33,024	202,173
Accrued professional fees	17,187	12,061
Accrued income taxes	13,766	12,521
Accrued royalties	12,070	8,636
Accrued milestone and license expense	11,375	7,702
Accrued interest expense	4,395	4,956
Accrued collaboration cost-sharing	1,076	2,019
Other	8,628	5,314
Total accrued expenses	$ 314,997	$ 418,996