XML 47 R35.htm IDEA: XBRL DOCUMENT v3.21.2
Share Option Plans and ESPP - Schedule of RSUs and PSUs (Details)
$ / shares in Units, $ in Thousands
9 Months Ended
Sep. 30, 2021
USD ($)
$ / shares
shares
RSUs/PSUs  
Number of RSU/PSUs  
Unvested at beginning of year (in shares) 4,466,151
Granted (in shares) 592,104
Vested (in shares) (547,140)
Forfeited and cancelled (in shares) (52,283)
Unvested at ending of year (in shares) 4,458,832
Weighted average grant date fair value  
Unvested at beginning of year (in usd per share) | $ / shares $ 54.06
Granted (in usd per share) | $ / shares 140.46
Vested (in usd per share) | $ / shares 51.38
Forfeited and cancelled (in usd per share) | $ / shares 89.79
Unvested at ending of year (in usd per share) | $ / shares $ 65.44
PSUs  
Weighted average grant date fair value  
Number of PSUs (in shares) 2,929,756
Total fair value at grant date | $ $ 150,551
PSUs | Award One  
Weighted average grant date fair value  
Number of PSUs (in shares) 2,703,852
Fair value at grant date per PSU (in usd per share) | $ / shares $ 48.16
Total fair value at grant date | $ $ 130,218
PSUs | Award Two  
Weighted average grant date fair value  
Number of PSUs (in shares) 108,113
Fair value at grant date per PSU (in usd per share) | $ / shares $ 69.37
Total fair value at grant date | $ $ 7,500
PSUs | Award Three  
Weighted average grant date fair value  
Number of PSUs (in shares) 17,712
Fair value at grant date per PSU (in usd per share) | $ / shares $ 84.68
Total fair value at grant date | $ $ 1,500
PSUs | Award Four  
Weighted average grant date fair value  
Number of PSUs (in shares) 5,266
Fair value at grant date per PSU (in usd per share) | $ / shares $ 94.94
Total fair value at grant date | $ $ 500
PSUs | Award Five  
Weighted average grant date fair value  
Number of PSUs (in shares) 94,813
Fair value at grant date per PSU (in usd per share) | $ / shares $ 114.26
Total fair value at grant date | $ $ 10,833