v3.26.1
Share-Based Compensation - Schedule of Stock Option Activity (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Stock Option Shares    
Shares, Outstanding at beginning balance (in shares) 8,120,654  
Shares, Granted (in shares) 145,000  
Shares, Exercised (in shares) 0  
Shares, Cancelled/Forfeited (in shares) (21,183)  
Shares, Outstanding at ending balance (in shares) 8,244,471 8,120,654
Shares, Options exercisable (in shares) 3,653,884  
Shares, Vested and expected to vest (in shares) 8,244,471  
Weighted Average Exercise Price    
Weighted Average Exercise Price, Outstanding at beginning balance (in dollars per share) $ 6.31  
Weighted Average Exercise Price, Granted (in dollars per share) 3.18  
Weighted Average Exercise Price, Exercised (in dollars per share) 0.00  
Weighted Average Exercise Price, Cancelled/Forfeited (in dollars per share) 2.94  
Weighted Average Exercise Price, Outstanding at ending balance (in dollars per share) 6.27 $ 6.31
Weighted Average Exercise Price, Options exercisable (in dollars per share) 11.18  
Weighted Average Exercise Price, Vested and expected to vest (in dollars per share) $ 6.27  
Weighted Average Remaining Contractual Term, Outstanding 7 years 11 months 15 days 8 years 2 months 8 days
Weighted Average Remaining Contractual Term, Options exercisable 6 years 8 months 23 days  
Weighted Average Remaining Contractual Term, Vested and expected to vest 7 years 11 months 15 days  
Aggregate Intrinsic Value, Outstanding $ 8,069 $ 2,642
Aggregate Intrinsic Value, Options exercisable 1,716  
Aggregate Intrinsic Value, Vested and expected to vest $ 8,069