v3.25.4
Business Overview and Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Organization And Summary Of Significant Accounting Policies [Line Items]      
Net product sales $ 2,860,500,000 $ 2,355,300,000 $ 1,887,100,000
Accrued interest receivables write-off threshold period 90 days    
Accrued interest receivables $ 20,500,000 14,400,000  
Accrued interest receivables write-off 0 0 0
Depreciation expense 26,000,000.0 23,500,000 17,800,000
Advertising expense 226,800,000 191,000,000.0 159,900,000
INGREZZA net product sales      
Organization And Summary Of Significant Accounting Policies [Line Items]      
Net product sales 2,510,000,000 $ 2,310,000,000 $ 1,840,000,000
CRENESSITY net product sales      
Organization And Summary Of Significant Accounting Policies [Line Items]      
Net product sales $ 301,200,000    
ESPP      
Organization And Summary Of Significant Accounting Policies [Line Items]      
ESPP purchase period 6 months    
Minimum      
Organization And Summary Of Significant Accounting Policies [Line Items]      
Property, plant and equipment, useful life 3 years    
Share-based payment award, award requisite service period 3 years    
Maximum      
Organization And Summary Of Significant Accounting Policies [Line Items]      
Property, plant and equipment, useful life 7 years    
Share-based payment award, award requisite service period 4 years