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Accrued Expenses - Schedule of Accrued Expenses (Detail) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
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Payables and Accruals [Abstract] |  |
Accrued research and development | $ 24,509 | $ 28,318
Accrued royalties | 6,676 | 10,197
Accrued payroll liabilities | 34,722 | 51,781
Accrued goods received not invoiced | 19,623 | 5,902
Product revenue reserves | 32,901 | 16,625
Other | 21,404 | 14,983
Total accrued expenses | $ 139,835 | $ 127,806

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