v3.25.1
Note 13 - Stock-based Compensation (Tables)
9 Months Ended
Apr. 30, 2025
Notes Tables  
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
  

Number of Stock

  

Weighted Average

 
  

Options

  

Exercise Price

 

Balance, July 31, 2024

  5,103,339  $2.66 

Granted

  24,415   6.21 

Exercised

  (173,375)  2.85 

Cancelled/Forfeited

  (12,062)  4.32 

Balance, October 31, 2024

  4,942,317  $2.67 

Granted

  1,289   8.28 

Exercised

  (63,852)  3.34 

Cancelled/Forfeited

  (22,524)  4.37 

Balance, January 31, 2025

  4,857,230  $2.66 

Granted

  10,000   4.22 

Exercised

  (29,750)  3.50 

Cancelled/Forfeited

  (17,988)  4.73 

Balance, April 30, 2025

  4,819,492  $2.65 
Cash Proceeds Received and Tax Benefit from Share-Based Payment Awards [Table Text Block]
  

Three Months Ended April 30,

  

Nine Months Ended April 30,

 
  

2025

  

2024

  

2025

  

2024

 

Number of Options Exercised on a Cash Basis

  1,250   202,437   49,963   492,112 

Number of Options Exercised on a Non-Cash Basis

  28,500   203,974   217,014   1,400,984 

Total Number of Options Exercised

  29,750   406,411   266,977   1,893,096 
                 

Number of Shares Issued on a Cash Basis

  1,250   202,437   49,963   492,112 

Number of Shares Issued on a Non-Cash Basis

  14,178   142,640   124,567   968,825 

Total Number of Shares Issued Upon Exercise of Options

  15,428   345,077   174,530   1,460,937 
                 

Cash Received from Exercise of Stock Options

 $5  $281  $134  $681 

Total Intrinsic Value of Options Exercised

 $101  $2,431  $1,211  $9,022 
Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block]
  

Number of Unvested Stock Options

  

Weighted Average Grant-Date Fair Value

 

Balance, July 31, 2024

  1,086,988  $2.83 

Granted

  24,415   4.09 

Cancelled/Forfeited

  (12,062)  2.85 

Vested

  (87,325)  3.19 

Balance, October 31, 2024

  1,012,016  $2.83 

Granted

  1,289   5.53 

Cancelled/Forfeited

  (22,449)  2.89 

Vested

  (280,059)  2.50 

Balance, January 31, 2025

  710,797  $2.97 

Granted

  10,000   2.67 

Cancelled/Forfeited

  (15,125)  3.20 

Vested

  (42,462)  2.89 

Balance, April 30, 2025

  663,210  $2.96 
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

Exercise Price

 $5.73 

Expected Risk Free Interest Rate

  3.59%

Expected Volatility

  78.28%

Expected Life in Years

  5 

Expected Dividend Yield

  0.00%
Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block]
  

Options Outstanding

  

Options Exercisable

 
          

Weighted

          

Weighted

 
          

Average

          

Average

 

Range of

     

Weighted

  

Remaining

      

Weighted

  

Remaining

 

Exercise

 

Outstanding at

  

Average

  

Contractual

  

Exercisable at

  

Average

  

Contractual

 

Prices

 

April 30, 2025

  

Exercise Price

  

Term (Years)

  

April 30, 2025

  

Exercise Price

  

Term (Years)

 

$0.91 to $0.99

  1,392,750  $0.92   5.02   1,392,750  $0.92   5.02 

$1.00 to $1.99

  475,000   1.10   5.21   475,000   1.10   5.21 

$2.00 to $2.99

  522,149   2.26   6.18   522,149   2.26   6.18 

$3.00 to $3.99

  1,943,929   3.62   7.42   1,627,102   3.64   7.25 

$4.00 to $4.99

  15,000   4.39   9.41   3,750   4.72   8.35 

$5.00 to $5.99

  394,817   5.48   9.21   104,355   5.46   9.16 

$6.00 to $6.99

  64,558   6.51   9.09   26,176   6.58   9.01 

$7.00 to $7.99

  10,000   7.63   8.73   5,000   7.63   8.73 

$8.00 to $8.28

  1,289   8.28   9.55   -   8.28   9.55 
   4,819,492  $2.65   6.55   4,156,282  $2.33   6.20 
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
  

Number of

             
  

Restricted Stock

  

Grant Date

  

Remaining Life

  

Aggregate

 

Grant Date

 

Units

  

Fair Value

  

(Years)

  

Intrinsic Value

 

May 1, 2022

  19,608  $4.25   0.09  $103 

July 29, 2022

  92,015   3.98   0.33   483 

July 31, 2023

  413,593   3.32   1.34   2,171 

January 2, 2024

  778   6.44   1.76   4 

April 1, 2024

  13,334   7.07   2.00   70 

July 26, 2024

  610,091   5.49   2.32   3,203 

September 1, 2024

  709   5.23   0.42   4 

October 1, 2024

  16,103   6.21   2.50   85 

November 5, 2024

  2,230   7.12   1.60   12 

November 5, 2024

  14,344   7.12   2.60   75 

November 18, 2024

  323   8.28   0.64   2 

January 6, 2025

  5,874   7.06   2.77   31 

January 27, 2025

  2,122   7.07   2.83   11 
   1,191,124  $4.66   1.79  $6,254 
Share-Based Payment Arrangement, Cost by Plan [Table Text Block]
  

Three Months Ended

  

Nine Months Ended

 
  

April 30,

  

April 30,

 
  

2025

  

2024

  

2025

  

2024

 

Stock-Based Compensation for Consultants

                

Common stock issued to consultants

 $18  $-  $106  $- 

Amortization of stock option expenses

  24   87   121   302 

Amortization of RSU expenses

  1   -   33   - 
   43   87   260   302 

Stock-Based Compensation for Management

                

Amortization of stock option expenses

  115   120   494   488 

Amortization of RSU and PRSU expenses

  957   585   2,902   1,774 
   1,072   705   3,396   2,262 

Stock-Based Compensation for Employees

                

Amortization of stock option expenses

  151   285   858   1,362 

Amortization of RSU expenses

  72   26   199   61 
   223   311   1,057   1,423 
  $1,338  $1,103  $4,713  $3,987