v3.25.4
Stock-Based Compensation - Summary of Stock-based Compensation Expense Recognized (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation expense included in expenses $ 40,818 $ 29,712 $ 16,750
Research and development expenses [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation expense included in expenses 13,163 8,921 4,732
General and administrative expenses [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation expense included in expenses 27,655 20,791 12,018
Employee Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation expense included in expenses 15,279 11,017 5,768
Restricted stock and restricted stock units [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation expense included in expenses 24,787 17,601 9,420
Employee Stock Purchase Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation expense included in expenses $ 752 $ 1,094 $ 1,562