Accrued Expenses and Other Liabilities - Schedule of Accrued Expenses and Other Liabilities (Detail) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Payables and Accruals [Abstract]
Accrued preclinical and clinical trial expenses	$ 1,015	$ 267
Accrued professional fees	8,263	11,011
Accrued compensation and benefits	6,605	10,746
Accrued license fees	14,108	30,991
Accrued purchases	530	447
Operating lease liability	410	402
Accrued gross-to-net revenue liabilities	53,287	44,939
Accrued income tax	11,087	894
Due to licensor	2,497	3,582
Accrued interest payable	425	389
Other	2,225	417
Current accrued expenses and other liabilities	100,452	104,085
Lease liability – non-current	2,681	2,786
Other – non-current	259	315
Non-current accrued expenses and other liabilities	2,940	3,101
Total accrued expenses and other liabilities	$ 103,392	$ 107,186