v3.26.1
Stock-Based Compensation - Stock Options - Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Number of Shares Outstanding      
Outstanding as of beginning of year (in shares) 332,676    
Granted (in shares) 3,048,398    
Exercised (in shares) 0 0  
Forfeited (in shares) (95,432)    
Outstanding as of end of period (in shares) 3,285,642   332,676
Weighted Average Exercise Price      
Outstanding as of beginning of year (in dollars per share) $ 36.1    
Granted (in dollars per share) 2.71    
Forfeited (in dollars per share) 7.4    
Outstanding as of end of period (in dollars per share) $ 5.95   $ 36.1
Additional Information      
Weighted average remaining contractual life, outstanding 9 years 7 months 17 days   7 years 5 months 12 days
Aggregate intrinsic value, outstanding     $ 6
Number of shares outstanding, vested and exercisable (in shares) 255,093    
Weighted average exercise price, vested and exercisable (in dollars per share) $ 42.75    
Weighted average remaining contractual life, vested and exercisable 6 years 5 months 26 days