XML 151 R109.htm IDEA: XBRL DOCUMENT v3.24.0.1
Share-based compensation - Summary of Stock Option Activity (Details)
 9 Months Ended 12 Months Ended 36 Months Ended
Jan. 19, 2022
shares
Dec. 31, 2023
shares
$ / shares
Dec. 31, 2022
shares
$ / shares
Dec. 31, 2021
shares
$ / shares
Dec. 31, 2022
shares
$ / shares
2013 ISOP          
Number of options          
Outstanding at beginning of period (in shares)   657,980 859,540    
Changes In Equity Instruments, Number Of Equity Instruments, In Share-Based Payment Arrangement [Abstract]          
Granted (in shares)         0
Exercised (in shares)   (39,000) (193,560)    
Forfeited (in shares)   (12,000) (8,000)    
Outstanding at end of period (in shares)   606,980 657,980 859,540 657,980
Exercisable (in shares)   606,980 657,980   657,980
Weighted average exercise price          
Outstanding at beginning of period (in dollars per share) | $ / shares   $ 2.92 $ 2.75    
Changes In Equity Instruments, Weighted Average Exercise Price Of Equity Instruemnts, In Share-Based Payment Arrangement [Abstract]          
Exercised (in dollars per share) | $ / shares   2.52 2.44    
Forfeited (in dollars per share) | $ / shares   0.05 3.19    
Outstanding at end of period (in dollars per share) | $ / shares   3.00 2.92 $ 2.75 $ 2.92
Exercisable (in dollars per share) | $ / shares   $ 3.00 $ 2.92   $ 2.92
Weighted average remaining life in years          
Outstanding   3 years 5 months 26 days 4 years 2 months 26 days 5 years 29 days  
Exercisable   3 years 5 months 26 days 4 years 2 months 26 days    
2019 ISOP          
Number of options          
Outstanding at beginning of period (in shares)   2,629,516 2,812,500    
Changes In Equity Instruments, Number Of Equity Instruments, In Share-Based Payment Arrangement [Abstract]          
Granted (in shares)   0      
Exercised (in shares) 0 (32,000) (47,000)    
Forfeited (in shares)   (195,006) (135,984)    
Outstanding at end of period (in shares)   2,402,510 2,629,516 2,812,500 2,629,516
Exercisable (in shares)   1,651,493 1,476,744   1,476,744
Weighted average exercise price          
Outstanding at beginning of period (in dollars per share) | $ / shares   $ 4.96 $ 5.83    
Changes In Equity Instruments, Weighted Average Exercise Price Of Equity Instruemnts, In Share-Based Payment Arrangement [Abstract]          
Exercised (in dollars per share) | $ / shares   4.06 7.25    
Forfeited (in dollars per share) | $ / shares   4.94 5.15    
Outstanding at end of period (in dollars per share) | $ / shares   4.97 4.96 $ 5.83 $ 4.96
Exercisable (in dollars per share) | $ / shares   $ 4.64 $ 4.41   $ 4.41
Weighted average remaining life in years          
Outstanding   6 years 3 months 18 days 7 years 2 months 15 days 8 years 7 months 9 days  
Exercisable   6 years 10 days 6 years 6 months 21 days    
2021 EIP          
Number of options          
Outstanding at beginning of period (in shares)   2,624,297 1,576,069    
Changes In Equity Instruments, Number Of Equity Instruments, In Share-Based Payment Arrangement [Abstract]          
Granted (in shares)   3,734,266 1,336,284    
Exercised (in shares)   (5,194)      
Forfeited (in shares)   (645,310) (288,056)    
Outstanding at end of period (in shares)   5,708,059 2,624,297 1,576,069 2,624,297
Exercisable (in shares)   1,155,231 528,693   528,693
Weighted average exercise price          
Outstanding at beginning of period (in dollars per share) | $ / shares   $ 12.32 $ 17.96    
Changes In Equity Instruments, Weighted Average Exercise Price Of Equity Instruemnts, In Share-Based Payment Arrangement [Abstract]          
Granted (in dollars per share) | $ / shares   4.44 6.03    
Exercised (in dollars per share) | $ / shares   2.63      
Forfeited (in dollars per share) | $ / shares   6.43 14.00    
Outstanding at end of period (in dollars per share) | $ / shares   7.84 12.32 $ 17.96 $ 12.32
Exercisable (in dollars per share) | $ / shares   $ 14.64 $ 17.98   $ 17.98
Weighted average remaining life in years          
Outstanding   8 years 8 months 26 days 8 years 10 months 17 days 9 years 6 months 25 days  
Exercisable   7 years 6 months 25 days 8 years 14 days