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Revenue Recognition - Summarize Activity of the Net Product Revenue Allowance and Reserve Categories (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Valuation And Qualifying Accounts Disclosure [Line Items] |  |
Beginning balance | $ 171,501 | $ 191,521
Provision related to current period sales | 846,449 | 835,685
Provision related to prior period sales | (2,111) | (17,378)
Credits/payments made for current period sales | (739,295) | (681,958)
Credits/payments made for prior period sales | (163,303) | (156,369)
Ending balance | 113,241 | 171,501
Trade Allowances |  |
Valuation And Qualifying Accounts Disclosure [Line Items] |  |
Beginning balance | 18,834 | 44,626
Provision related to current period sales | 81,262 | 90,806
Provision related to prior period sales |  | (897)
Credits/payments made for current period sales | (72,281) | (71,972)
Credits/payments made for prior period sales | (18,382) | (43,729)
Ending balance | 9,433 | 18,834
Rebates, Chargebacks and Discounts |  |
Valuation And Qualifying Accounts Disclosure [Line Items] |  |
Beginning balance | 143,033 | 136,093
Provision related to current period sales | 751,254 | 726,119
Provision related to prior period sales | (2,111) | (16,337)
Credits/payments made for current period sales | (656,381) | (593,584)
Credits/payments made for prior period sales | (138,269) | (109,258)
Ending balance | 97,526 | 143,033
Product Returns |  |
Valuation And Qualifying Accounts Disclosure [Line Items] |  |
Beginning balance | 7,732 | 8,746
Provision related to current period sales | 1,914 | 2,199
Provision related to prior period sales |  | (250)
Credits/payments made for current period sales | (246) | (1,744)
Credits/payments made for prior period sales | (4,666) | (1,219)
Ending balance | 4,734 | 7,732
Other Incentives |  |
Valuation And Qualifying Accounts Disclosure [Line Items] |  |
Beginning balance | 1,902 | 2,056
Provision related to current period sales | 12,019 | 16,561
Provision related to prior period sales |  | 106
Credits/payments made for current period sales | (10,387) | (14,658)
Credits/payments made for prior period sales | (1,986) | (2,163)
Ending balance | $ 1,548 | $ 1,902

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