License Agreements - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Royalty revenue recognized	$ 33,126	$ 38,698
Revenue from contract with customer, license and other revenue	33,126	38,698
Menarini [Member]
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Reimbursement of development related expenses	5,800	4,800
License and other revenue [Member] | Other Current Assets [Member]
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Royalty revenue recognized	1,000		$ 1,000
Revenue from contract with customer, license and other revenue	1,000		1,000
License and other revenue [Member] | Accounts Receivable 1 [Member]
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Royalty revenue recognized	8,000		9,100
Revenue from contract with customer, license and other revenue	$ 8,000		$ 9,100
License [Member] | Menarini [Member]
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Royalty revenue recognized		3,500
Revenue from contract with customer, license and other revenue		$ 3,500