XML 42 R32.htm IDEA: XBRL DOCUMENT v3.22.0.1
Equity (Tables)
6 Months Ended
Jan. 31, 2022
Stockholders' Equity Note [Abstract]  
Schedule of stock option activity
  

Number of

Options

  

Weighted

Average

Exercise

Price

  

Weighted

Average

Remaining

Contractual

Term (in years)

  

Aggregate

Intrinsic Value

(in thousands)

 
Outstanding at July 31, 2021   683,414   $11.13    3.05   $26,982 
Granted   518,304    13.93           
Cancelled / Forfeited   (174,941)   
           
Outstanding at January 31, 2022   1,026,777   $12.07    2.68   $
 
Exercisable at January 31, 2022   565,005   $4.90    1.15   $
 —
 

 

Schedule of Black-Scholes option pricing model
Risk-free interest rate   0.67% - 1.7% 
Expected term (in years)   6.04 - 6.11 
Expected volatility   75% - 93% 
Expected dividend yield   % 

 

Schedule of grants of restricted shares of Class B common stock
  

Number of

Non-vested

Shares

  

Weighted

Average

Grant Date Fair Value

 
Outstanding at July 31, 2021   1,007,975   $46.77 
Granted   91,268    12.76 
Vested   (77,474)   16.03 
Cancelled / Forfeited   (942,169)   (48.51)
Non-vested shares at January 31, 2022   79,600   $23.68 

 

Schedule of general and administrative expense
   Three months ended
January 31,
   Six months ended
January 31,
 
   2022   2021   2022   2021 
   (unaudited, in thousands)   (unaudited, in thousands) 
General and administrative  $7,756   $400   $15,419   $507 
Research and development   274    105    464    212 
Forfeiture of RSUs within general and administrative   (18,978)   
    (18,978)   
 
Net stock-based compensation expense  $(10,948)  $505   $(3,095)  $719