Quarterly report pursuant to Section 13 or 15(d)

Note 12 - Stock-based Compensation - Summary of RSU Activity (Details)

v3.23.1
Note 12 - Stock-based Compensation - Summary of RSU Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Apr. 30, 2023
Jan. 31, 2023
Restricted Stock Units (RSUs) [Member]    
Unvested balance, shares (in shares) 12,166,123  
Unvested balance, weighted average grant date fair value (in dollars per share) $ 6.01  
Unvested balance, aggregate intrinsic value $ 22,906 $ 23,359
Granted, shares (in shares) 7,692,416  
Granted, weighted average grant date fair value (in dollars per share) $ 1.53  
Vested, shares (in shares) (450,772)  
Vested, weighted average grant date fair value (in dollars per share) $ 7.71  
Forfeited, shares (in shares) (785,222)  
Forfeited, weighted average grant date fair value (in dollars per share) $ 5.95  
Unvested balance, shares (in shares) 18,622,545  
Unvested balance, weighted average grant date fair value (in dollars per share) $ 4.13  
Market-based Restricted Stock Units (MBRSUs) [Member]    
Unvested balance, shares (in shares) 2,258,458  
Unvested balance, weighted average grant date fair value (in dollars per share) $ 6.75  
Unvested balance, aggregate intrinsic value $ 5,517 $ 4,336
Granted, shares (in shares) 2,271,250  
Granted, weighted average grant date fair value (in dollars per share) $ 2.26  
Vested, shares (in shares) 0  
Vested, weighted average grant date fair value (in dollars per share) $ 0  
Forfeited, shares (in shares) (44,048)  
Forfeited, weighted average grant date fair value (in dollars per share) $ 4.63  
Unvested balance, shares (in shares) 4,485,660  
Unvested balance, weighted average grant date fair value (in dollars per share) $ 4.59