Quarterly report pursuant to Section 13 or 15(d)

Stock-based compensation - Stock option activity (Details)

v3.22.2.2
Stock-based compensation - Stock option activity (Details) - Stock Options - USD ($)
$ / shares in Units, $ in Millions
9 Months Ended 12 Months Ended
Oct. 31, 2022
Jan. 31, 2022
Shares    
Outstanding at beginning of period (in shares) 2,825,752  
Forfeited (in shares) (173,271)  
Outstanding at end period (in shares) 2,652,481 2,825,752
Vested and exercisable (in shares) 843,811  
Weighted Average Exercise Price    
Weighted Average Exercise Price Outstanding at beginning period (in dollars per share) $ 10.76  
Weighted Average Exercise Price Outstanding at end period (in dollars per share) 10.76 $ 10.76
Weighted Average Exercise Price Vested and Exercisable (in dollars per share) $ 10.76  
Weighted Average Remaining Contractual Term (Years)    
Weighted Average Remaining Contractual Term Outstanding (in Years) 8 years 8 months 12 days 9 years 4 months 24 days
Unrecognized equity-based compensation costs $ 5.7  
Cost expected to be recognized over a weighted-average period 2 years 8 months 12 days