v3.22.2.2
Stockholders' Equity and Equity Incentive Plans - RSU Activity (Details) - Equity Incentive Plans
 9 Months Ended
Oct. 31, 2022
$ / shares
shares
RSUs  
Number of Shares  
Beginning balance (in shares) 9,502,000
Granted (in shares) 11,661,000
Released (in shares) (2,369,000)
Forfeited (in shares) (2,769,000)
Ending balance (in shares) 16,025,000
Expected to vest, number of shares (in shares) 16,025,000
Weighted Average Grant Date Fair Value per Share  
Beginning balance (in shares) | $ / shares $ 17.20
Granted (in dollars per share) | $ / shares 8.80
Released (in dollars per share) | $ / shares 15.72
Forfeited (in dollars per share) | $ / shares 15.25
Ending balance (in shares) | $ / shares 11.65
Expected to vest, weighted average grant date fair value per share (in dollars per share) | $ / shares $ 11.65
RSUs subject to service-based and performance-based vesting conditions  
Number of Shares  
Granted (in shares) 1,023,797
Weighted Average Grant Date Fair Value per Share  
Attainment rate 100.00%