v3.26.1
Stock-Based Compensation - Schedule of stock option activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Weighted Average Remaining Term (years) and Aggregate Intrinsic Value      
Weighted average grant date fair value $ 3.27 $ 2.18  
2023 Plan      
Shares Underlying Options      
Shares Underlying Options, Beginning 7,199,571    
Shares Underlying Options, Granted 1,602,434    
Shares Underlying Options, Exercised (8,528)    
Shares Underlying Options, Forfeited/canceled (308,656)    
Shares Underlying Options, Ending 8,484,821   7,199,571
Shares Underlying Options, Exercisable 4,969,536    
Weighted Average Exercise Price      
Weighted Average Exercise Price Outstanding, Beginning $ 6.23    
Weighted Average Exercise Price, Granted 3.85    
Weighted Average Exercise Price, Exercised 3.72    
Weighted Average Exercise Price, Forfeited/canceled 6.03    
Weighted Average Exercise Price Outstanding, Ending 5.79   $ 6.23
Weighted Average Exercise Price, Exercisable $ 7    
Weighted Average Remaining Term (years) and Aggregate Intrinsic Value      
Weighted Average Remaining Term (years), Outstanding 7 years 2 months 19 days   7 years 29 days
Weighted Average Remaining Term (years), Exercisable 5 years 11 months 15 days    
Aggregate Intrinsic Value Outstanding $ 2,936   $ 1,963
Aggregate Intrinsic Value, Exercised 6    
Aggregate Intrinsic Value, Exercisable $ 708