v3.26.3
Stock-Based Compensation - Schedule of Stock Option Activity (Details) - Employee Stock Option - USD ($)
 9 Months Ended 12 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Number of Options      
Outstanding at beginning of the year (in shares) 1,816,032    
Granted (in shares) 5,752,553 0  
Forfeited (in shares) (291,477)    
Outstanding at end of the year (in shares) 7,277,108   1,816,032
Vested and expected to vest, (in shares) 7,277,108    
Exercisable (in shares) 591,224    
Weighted Average Exercise Price      
Outstanding at beginning of the year (in dollars per share) $ 4.15    
Granted (in dollars per share) 8.17    
Forfeited (in dollars per share) 6.53    
Outstanding at end of the year (in dollars per share) 7.23   $ 4.15
Vested and expected to vest (in dollars per share) 7.23    
Exercisable (in dollars per share) $ 4.68    
Weighted Average Remaining Contractual Term (years)      
Weighted Average Remaining Contractual Term (years) 9 years 4 months 24 days   9 years 9 months 18 days
Weighted Average Remaining Contractual Term (years), Vested and expected to vest 9 years 4 months 24 days    
Weighted Average Remaining Contractual Term (years), Exercisable 7 years 7 months 6 days    
Aggregate Intrinsic Value, Outstanding $ 180,256   $ 0
Aggregate Intrinsic Value, Vested and expected to vest 180,256    
Aggregate Intrinsic Value, Exercisable $ 16,154