v3.26.1
Share-Based Compensation - Summary of Stock Option Activity (Detail) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Number of Shares    
Outstanding as of December 31, 2025 2,400,433  
Granted 1,258,350  
Forfeited or cancelled (89,750)  
Outstanding as of June 30, 2026 3,569,033 2,400,433
Outstanding as ofJune 30, 2026 - vested and expected to vest 3,569,033  
Exercisable at June 30, 2026 2,315,625  
Weighted Average Exercise Price    
Outstanding as of December 31, 2025 $ 9.98  
Granted 2.22  
Forfeited or cancelled 11.68  
Outstanding as of June 30, 2026 7.2 $ 9.98
Outstanding as of June 30, 2026 - vested and expected to vest 7.2  
Exercisable at June 30, 2026 $ 9.9  
Weighted Average Contractual Term    
Outstanding as of December 31, 2025 5 years 4 months 24 days 3 years 7 months 13 days
Outstanding as of June 30, 2026 - vested and expected to vest 5 years 4 months 24 days  
Exercisable at June 30, 2026 3 years 1 month 9 days  
Exercisable at June 30, 2026 $ 57 $ 58
Outstanding as of June 30, 2026 - vested and expected to vest 57  
Exercisable at June 30, 2026 $ 48