Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Stock Option Activity (Details)

v3.22.1
Stock-Based Compensation - Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Jan. 31, 2022
Jan. 31, 2020
Number of stock options outstanding    
Granted (in shares) 10,641,000  
Exercised (in shares) (9,421,000)  
Cancelled/forfeited (in shares) (3,317,000)  
Expired (in shares) (3,000)  
Ending balance (in shares) 46,455,000 44,355,000
Exercisable (in shares) 21,037,000  
Vested and expected to vest (in shares) 37,772,000  
Weighted average exercise price    
Granted (in dollars per share) $ 11.43  
Exercised (in dollars per share) 2.14  
Cancelled/forfeited (in dollars per share) 8.44  
Expired (in dollars per share) 4.93  
Ending balance (in dollars per share) 4.37 $ 6.23
Exercisable (in dollars per share) 4.52  
Vested and expected to vest (in dollars per share) $ 5.81  
Weighted average remaining contractual life    
Balance 7 years 8 months 12 days 7 years 9 months 18 days
Exercisable 7 years 1 month 6 days  
Vested and expected to vest 7 years 7 months 6 days  
Aggregate intrinsic value    
Balance $ 218,450 $ 226,504
Exercisable 141,591  
Vested and expected to vest $ 207,795