v3.25.4
Share-based compensation - Schedule of Share Options and Other Equity Instruments (Details)
 12 Months Ended
Dec. 31, 2025
shares
yr
$ / shares
Dec. 31, 2024
shares
yr
$ / shares
Dec. 31, 2023
$ / shares
Class A      
Share Options [Abstract]      
Share options outstanding at beginning of period (in shares) 4,509,645 9,102,323  
Weighted average exercise price of share options outstanding in share-based payment arrangement (in USD per share) | $ / shares $ 8.30 $ 4.13 $ 3.46
Share options granted (in shares) 0 0  
Share options forfeited (in shares) (4,766) (3,940)  
Weighted average exercise price of share options forfeited in share-based payment arrangement (USD per share) | $ / shares $ 11.33 $ 11.69  
Share converted (in shares) 316,250    
Weighted average exercise price of share options Share conversion in share-based payment arrangement (USD per share) | $ / shares $ 7.77    
Share options exercised (in shares) (3,460,373) (4,588,738)  
Weighted average exercise price of share options exercised in share-based payment arrangement (USD per share) | $ / shares $ 2.81 $ 5.92  
Share options outstanding at end of period (in shares) 1,360,756 4,509,645  
Weighted average remaining contractual life of outstanding share options   4 months 24 days  
Maximum term of awards granted | yr   0.8  
Share options exercisable (in shares) 1,360,756 4,509,645  
Weighted average exercise price of share options exercisable in share-based payment arrangement (USD per share) | $ / shares $ 8.30 $ 4.13  
Class B      
Share Options [Abstract]      
Share options outstanding at beginning of period (in shares) 15,812,500 15,812,500  
Weighted average exercise price of share options outstanding in share-based payment arrangement (in USD per share) | $ / shares $ 0.77 $ 0.77 $ 0.77
Share options granted (in shares) 0 0  
Share options forfeited (in shares) 0 0  
Share converted (in shares) (3,162,500)    
Weighted average exercise price of share options Share conversion in share-based payment arrangement (USD per share) | $ / shares $ 0.77    
Share options exercised (in shares) (6,325,000) 0  
Share options outstanding at end of period (in shares) 6,325,000 15,812,500  
Weighted average remaining contractual life of outstanding share options 0 years 0 years  
Share options exercisable (in shares) 6,325,000 15,812,500  
Weighted average exercise price of share options exercisable in share-based payment arrangement (USD per share) | $ / shares $ 0.77 $ 0.77  
Restricted share units (RSU)      
Share Options [Abstract]      
Maximum term of awards granted | yr 4.3 3.0  
Other Equity Instruments [Abstract]      
Other equity instruments outstanding at beginning of period (in shares) 888,605 849,504  
Instruments granted (in shares) 782,575 629,831  
Other equity instruments forfeited (in shares) (103,891) (71,220)  
Shares converted (in shares) 0    
Other equity instruments exercised (in shares) (723,546) (519,510)  
Other equity instruments outstanding at end of period (in shares) 843,743 888,605  
Weighted average contractual life remaining | yr 0.4 0.9  
Other equity instruments exercisable (in shares) 262 2,000  
Performance share units (PSU)      
Share Options [Abstract]      
Maximum term of awards granted | yr 2.2 2.2  
Other Equity Instruments [Abstract]      
Other equity instruments outstanding at beginning of period (in shares) 1,879,996 1,067,215  
Instruments granted (in shares) 1,508,630 834,743  
Other equity instruments forfeited (in shares) (67,211) (21,962)  
Shares converted (in shares) 0    
Other equity instruments exercised (in shares) (1,228,218) 0  
Other equity instruments outstanding at end of period (in shares) 2,093,197 1,879,996  
Weighted average contractual life remaining | yr 0.7 1.1  
Other equity instruments exercisable (in shares) 0 0