v3.21.2
Stock-Based Compensation - RSU and PSU activity (Details) - RSU and PSU
shares in Thousands
6 Months Ended
Jul. 31, 2021
$ / shares
shares
Number of Shares  
RSUs and PSUs outstanding at beginning of period (in shares) | shares 8,449
Granted (in shares) | shares 1,554
Vested (in shares) | shares (1,921)
Performance adjustment (in shares) | shares 153
Forfeited (in shares) | shares (216)
RSUs and PSUs outstanding at end of period (in shares) | shares 8,019
RSUs and PSUs expected to vest at end of period (in shares) | shares 8,019
Weighted- Average Grant Date Fair Value Per Share  
RSUs and PSUs outstanding at beginning of period (in usd per share) | $ / shares $ 59.27
Granted (in usd per share) | $ / shares 205.49
Vested (in usd per share) | $ / shares 55.41
Performance Adjustment (in usd per share) | $ / shares 58.15
Forfeited (in usd per share) | $ / shares 92.80
RSUs and PSUs outstanding at end of period (in usd per share) | $ / shares 87.60
RSUs and PSUs expected to vest at end of period (in usd per share) | $ / shares $ 87.60