v3.26.1
NET PRODUCT REVENUES - Schedule of Balances and Activity in Each Product Revenue Allowance and Reserve Category (Detail)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
USD ($)
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]  
Beginning balance $ 425,650
Provision related to current year sales 665,421
Provision related to prior years’ sales (3,158)
Credit or payments made during the period for current year sales (379,959)
Credit or payments made during the period for prior years’ sales (205,115)
Ending balance 502,839
Chargebacks and Rebates  
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]  
Beginning balance 399,853
Provision related to current year sales 602,876
Provision related to prior years’ sales (2,166)
Credit or payments made during the period for current year sales (337,561)
Credit or payments made during the period for prior years’ sales (189,730)
Ending balance 473,272
Other Incentives and Allowances  
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]  
Beginning balance 25,797
Provision related to current year sales 62,545
Provision related to prior years’ sales (992)
Credit or payments made during the period for current year sales (42,398)
Credit or payments made during the period for prior years’ sales (15,385)
Ending balance $ 29,567