v3.25.1
Product Revenues, Accounts Receivable, and Reserves for Product Sales - Schedule of Customer Accounted for 10% of More of Gross Product Revenues and Accounts Receivable (Detail) - Customer Concentration Risk [Member]
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Gross Product Revenues [Member] | Customer A [Member]    
Revenue, Major Customer [Line Items]    
Concentration risk 11.00% 15.00%
Gross Product Revenues [Member] | Customer C [Member]    
Revenue, Major Customer [Line Items]    
Concentration risk 18.00% 19.00%
Gross Product Revenues [Member] | Customer D [Member]    
Revenue, Major Customer [Line Items]    
Concentration risk 58.00% 59.00%
Product Sales Receivable [Member] | Customer A [Member]    
Revenue, Major Customer [Line Items]    
Concentration risk 4.00% 3.00%
Product Sales Receivable [Member] | Customer C [Member]    
Revenue, Major Customer [Line Items]    
Concentration risk 31.00% 21.00%
Product Sales Receivable [Member] | Customer D [Member]    
Revenue, Major Customer [Line Items]    
Concentration risk 49.00% 67.00%