Product Revenue, Net - Schedule of Gross to Net Adjustments Reserve (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2026 USD ($)
Contract with Customer, Asset, Allowance for Credit Loss [Roll Forward]
Balance, beginning	$ 99,342
Provision related to sales in the current year	341,687
Adjustments related to prior year sales	(5,465)
Payments and customer credits issued	(259,802)
Balance, ending	175,762
Chargebacks, Discounts for Prompt Pay and Other Allowances
Contract with Customer, Asset, Allowance for Credit Loss [Roll Forward]
Balance, beginning	8,838
Provision related to sales in the current year	77,223
Adjustments related to prior year sales	(2,286)
Payments and customer credits issued	(60,285)
Balance, ending	23,490
Rebates, Co-Pay Assistance, Returns, and Other
Contract with Customer, Asset, Allowance for Credit Loss [Roll Forward]
Balance, beginning	90,504
Provision related to sales in the current year	264,464
Adjustments related to prior year sales	(3,179)
Payments and customer credits issued	(199,517)
Balance, ending	$ 152,272