v3.26.3
Share-based compensation - Stock options activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 9 Months Ended
Sep. 30, 2026
Number of options  
Outstanding, beginning (in shares) 10,618,602
Forfeited (in shares) (670,855)
Cancelled under the Option Exchange Program (in shares) (3,305,683)
Expired (in shares) (282,827)
Exercised (in shares) (1,572,346)
Granted (in shares) 241,645
Outstanding, ending (in shares) 5,028,536
Options exercisable (in shares) 2,359,455
Weighted average exercise price  
Outstanding, beginning (in dollars per share) $ 8.658
Forfeited (in dollars per share) 4.596
Cancelled under the Option Exchange Program (in dollars per share) 15.912
Expired (in dollars per share) 24.889
Exercised (in dollars per share) 1.292
Granted (in dollars per share) 9.449
Outstanding, ending (in dollars per share) 5.858
Options exercisable (in dollars per share) $ 7.388
Additional information  
Weighted average remaining contractual life 7 years 2 months 8 days
Aggregate intrinsic value $ 26,413
Exercisable, Weighted average remaining contractual term 5 years 7 months 6 days
Exercisable, Aggregate intrinsic value $ 10,677