v3.26.1
Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Allowance for credit losses $ 0   $ 0   $ 0
Prepaid expenses and other current assets 20,174,000   20,174,000   16,254,000
Other Income (Expense) [Member]          
Foreign currency transaction gains (losses) $ (100,000) $ 600,000 $ (700,000) $ 1,000,000  
Accounting Standards Update 2025-05 [Member]          
Change in accounting principle, accounting standards update, adopted true   true    
Accounting Standards Update [Extensible Enumeration]     Accounting Standards Update 2025-05 [Member]    
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false] true   true    
Change in Accounting Principle, Accounting Standards Update, Adoption Date Jan. 01, 2026   Jan. 01, 2026    
Convertible Senior Notes Due 2028 [Member]          
Debt instrument, interest rate 1.50%   1.50%    
Spare Parts Inventory [Member]          
Prepaid expenses and other current assets $ 4,300,000   $ 4,300,000   $ 4,700,000
Customer Concentration Risk [Member] | Revenue [Member] | Significant Customer Benchmark [Member] | Minimum [Member]          
Concentration risk percentage 10.00% 10.00% 10.00% 10.00%  
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Significant Customer Benchmark [Member] | Minimum [Member]          
Concentration risk percentage     10.00%   10.00%