v3.26.3
Summary of Significant Accounting Policies (Additional Information) (Detail)
3 Months Ended 9 Months Ended
Sep. 30, 2026
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2026
USD ($)
Segment
Sep. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Summary of Significant Accounting Policies [Line Items]          
Allowance for credit losses $ 0   $ 0   $ 0
Advertising expense $ 3,900,000 $ 40,900,000 $ 71,200,000 $ 72,800,000  
Number of operating segments | Segment     1    
Minimum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Lease renewal term 12 months   12 months    
Revenue under collaboration agreements [Member] | Customer Concentration Risk [Member] | Customer One [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 100.00% 100.00% 100.00% 100.00%  
Revenue under collaboration agreements [Member] | Customer Concentration Risk [Member] | Customer One [Member] | Minimum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 25.00%   30.00%    
Revenue under collaboration agreements [Member] | Customer Concentration Risk [Member] | Customer One [Member] | Maximum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 75.00%   70.00%    
Revenue under collaboration agreements [Member] | Customer Concentration Risk [Member] | Customer Two [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 100.00%   100.00%    
Revenue under collaboration agreements [Member] | Customer Concentration Risk [Member] | Customer Two [Member] | Minimum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 25.00%   30.00%    
Revenue under collaboration agreements [Member] | Customer Concentration Risk [Member] | Customer Two [Member] | Maximum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 75.00%   70.00%    
Revenue under supply agreements [Member] | Customer Concentration Risk [Member] | Customer One [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 93.00% 100.00% 96.00% 98.00%  
Revenue under supply agreements [Member] | Customer Concentration Risk [Member] | Customer One [Member] | Minimum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 12.00% 19.00% 11.00% 15.00%  
Revenue under supply agreements [Member] | Customer Concentration Risk [Member] | Customer One [Member] | Maximum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 66.00% 81.00% 47.00% 83.00%  
Revenue under supply agreements [Member] | Customer Concentration Risk [Member] | Customer Two [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 93.00% 100.00% 96.00% 98.00%  
Revenue under supply agreements [Member] | Customer Concentration Risk [Member] | Customer Two [Member] | Minimum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 12.00% 19.00% 11.00% 15.00%  
Revenue under supply agreements [Member] | Customer Concentration Risk [Member] | Customer Two [Member] | Maximum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 66.00% 81.00% 47.00% 83.00%  
Revenue under supply agreements [Member] | Customer Concentration Risk [Member] | Customer Three [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 93.00%   96.00%    
Revenue under supply agreements [Member] | Customer Concentration Risk [Member] | Customer Three [Member] | Minimum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 12.00%   11.00%    
Revenue under supply agreements [Member] | Customer Concentration Risk [Member] | Customer Three [Member] | Maximum [Member]          
Summary of Significant Accounting Policies [Line Items]          
Percentage of credit risk 66.00%   47.00%