Revenues - Schedule of Disaggregation of Product Sales (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Disaggregation of Revenue [Line Items]
Revenue	$ 218,375	$ 150,042	$ 409,578	$ 271,505
Product Sales
Disaggregation of Revenue [Line Items]
Revenue	216,355	148,959	405,755	269,317
Product Sales \| United States
Disaggregation of Revenue [Line Items]
Revenue	215,367	146,446	404,239	265,859
Product Sales \| Outside of the United States
Disaggregation of Revenue [Line Items]
Revenue	988	2,513	1,516	3,458
Product Sales \| Auvelity
Disaggregation of Revenue [Line Items]
Revenue	180,282	119,642	332,978	215,873
Product Sales \| Sunosi
Disaggregation of Revenue [Line Items]
Revenue	33,820	28,907	66,451	53,034
Product Sales \| Symbravo
Disaggregation of Revenue [Line Items]
Revenue	2,253	410	6,326	410
Royalty and Milestone Revenue
Disaggregation of Revenue [Line Items]
Revenue	2,020	1,083	3,823	2,188
Royalty and Milestone Revenue \| United States
Disaggregation of Revenue [Line Items]
Revenue			500
Royalty and Milestone Revenue \| Outside of the United States
Disaggregation of Revenue [Line Items]
Revenue	2,020	1,083	3,323	2,188
Milestone Revenue \| Auvelity
Disaggregation of Revenue [Line Items]
Revenue			500
Milestone Revenue \| Sunosi
Disaggregation of Revenue [Line Items]
Revenue	546		546
Royalty Revenue \| Sunosi
Disaggregation of Revenue [Line Items]
Revenue	$ 1,474	$ 1,083	$ 2,777	$ 2,188