v3.26.1
STOCK-BASED COMPENSATION - Schedule of Stock Option Activity (Details) - Service based stock options
$ / shares in Units, $ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2026
USD ($)
$ / shares
shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Outstanding Stock Options    
Beginning balance (in shares) | shares 25,280,942  
Granted (in shares) | shares 3,955,185  
Exercised (in shares) | shares (5,639,763)  
Forfeited/Cancelled (in shares) | shares (291,987)  
Ending balance (in shares) | shares 23,304,377 25,280,942
Vested and expected to vest (in shares) | shares 23,304,377  
Exercisable (in shares) | shares 14,988,786  
Weighted average exercise price ($)    
Beginning balance (in usd per share) | $ / shares $ 10.86  
Granted (in usd per share) | $ / shares 21.63  
Exercised (in usd per share) | $ / shares 2.83  
Forfeited/Cancelled (in usd per share) | $ / shares 19.61  
Ending balance (in usd per share) | $ / shares 14.52 $ 10.86
Vested and expected to vest (in usd per share) | $ / shares 14.52  
Exercisable (in usd per share) | $ / shares $ 10.51  
Weighted-average remaining contractual life (years) and Aggregate intrinsic value    
Weighted-average remaining contractual life, outstanding (in years) 6 years 4 months 17 days 5 years 5 months 23 days
Weighted-average remaining contractual life, vested and expected to vest (in years) 6 years 4 months 17 days  
Weighted-average remaining contractual life, exercisable (in years) 5 years 3 days  
Aggregate intrinsic value, outstanding | $ $ 164,439 $ 368,580
Aggregate intrinsic value, vested and expected to vest | $ 164,439  
Aggregate intrinsic value, exercisable | $ $ 155,388