v3.26.1
SHARE-BASED COMPENSATION - Stock Option Activity (Details)
$ / shares in Units, $ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2026
USD ($)
$ / shares
shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Number of Options    
Ending balance (in shares) 16,609,430  
Options to purchase common stock    
Number of Options    
Beginning balance (in shares) 14,468,627  
Granted (in shares) 3,285,200  
Exercised (in shares) (466,294)  
Forfeited (in shares) (443,024)  
Expired (in shares) (235,079)  
Ending balance (in shares) 16,609,430 14,468,627
Exercisable (in shares) 6,371,180  
Weighted-Average Exercise Price Per Share    
Beginning balance (in dollars per share) | $ / shares $ 16.82  
Granted (in dollars per share) | $ / shares 29.15  
Exercised (in dollars per share) | $ / shares 14.88  
Forfeited (in dollars per share) | $ / shares 17.69  
Expired (in dollars per share) | $ / shares 31.81  
Ending balance (in dollars per share) | $ / shares 19.08 $ 16.82
Exercisable (in dollars per share) | $ / shares $ 17.24  
Weighted average remaining contractual term and Aggregate intrinsic value    
Outstanding (Weighted Average Remaining Contractual Term) 8 years 3 months 18 days 8 years 4 months 24 days
Exercisable (Weighted Average Remaining Contractual Term) 7 years 6 months  
Outstanding (Aggregate Intrinsic Value) | $ $ 43,021 $ 209,090
Exercisable (Aggregate Intrinsic Value) | $ $ 20,143