XML 37 R28.htm IDEA: XBRL DOCUMENT v3.22.2
Share-based compensation - Summary of share-based compensation expense and unrecognized costs (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
May 31, 2021
Jun. 30, 2021
Jun. 30, 2018
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
2014 Plan              
Share-based compensation              
Increase in authorized shares 8,601,471 12,601,471          
Share-based compensation expense       $ 7,813 $ 7,030 $ 14,682 $ 12,792
Unrecognized compensation costs       65,859   $ 65,859  
Weighted-average remaining period for recognition (in years)           2 years 5 months 19 days  
ESPP              
Share-based compensation              
Share-based compensation expense       6 9 $ 12 17
2014 Plans and ESPP              
Share-based compensation              
Share-based compensation expense       7,813 7,030 14,682 12,792
Research and development expenses | 2014 Plans and ESPP              
Share-based compensation              
Share-based compensation expense       4,306 3,294 8,360 5,974
Selling, general and administrative expense | 2014 Plans and ESPP              
Share-based compensation              
Share-based compensation expense       3,359 3,737 6,174 6,818
Cost of manufacturing services revenues | 2014 Plans and ESPP              
Share-based compensation              
Share-based compensation expense       148   148  
Share options | 2014 Plan              
Share-based compensation              
Unrecognized compensation costs       32,429   $ 32,429  
Weighted-average remaining period for recognition (in years)           2 years 9 months 3 days  
Share options | 2014 Plans and ESPP              
Share-based compensation              
Share-based compensation expense       3,438 3,350 $ 6,693 6,190
Restricted share units ("RSUs") | 2014 Plan              
Share-based compensation              
Unrecognized compensation costs       33,228   $ 33,228  
Weighted-average remaining period for recognition (in years)           2 years 2 months 12 days  
Restricted share units ("RSUs") | 2014 Plans and ESPP              
Share-based compensation              
Share-based compensation expense       4,127 3,222 $ 7,397 5,782
Performance Share Awards | 2014 Plan              
Share-based compensation              
Unrecognized compensation costs       202   $ 202  
Weighted-average remaining period for recognition (in years)           2 months 15 days  
Performance Share Awards | 2014 Plans and ESPP              
Share-based compensation              
Share-based compensation expense       $ 242 $ 449 $ 580 $ 803
Employee Stock [Member] | ESPP              
Share-based compensation              
Ordinary shares available for issue   130,852 150,000 121,414 130,852 121,414 130,852
Discounted rate for purchase of shares     85.00%