Quarterly report pursuant to Section 13 or 15(d)

Equity Incentive Plans and Stock-Based Compensation - Summary of Restricted Stock Unit Activity (Details)

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Equity Incentive Plans and Stock-Based Compensation - Summary of Restricted Stock Unit Activity (Details) - Restricted Stock Units
shares in Thousands
9 Months Ended
Oct. 31, 2021
$ / shares
shares
RSUs  
Unvested, beginning balance (in shares) 34,753
Granted (in shares) 7,721
Vested (in shares) (22,941)
Forfeited (in shares) (1,089)
Unvested, ending balance (in shares) 18,444
Weighted-Average Grant Date Fair Value Per Share  
Unvested, beginning balance (in dollars per share) | $ / shares $ 10.80
Granted (in dollars per share) | $ / shares 61.97
Vested (in dollars per share) | $ / shares 8.59
Forfeited (in dollars per share) | $ / shares 20.24
Unvested, ending balance (in dollars per share) | $ / shares $ 34.55
Class A Common Stock  
Weighted-Average Grant Date Fair Value Per Share  
Vested RSUs were unsettled (in shares) 11,341