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SHARE-BASED COMPENSATION (Tables)
 12 Months Ended
Oct. 31, 2021
SHARE-BASED COMPENSATION [Abstract]  
Share-based Compensation Expenses The table below presents information on our share-based compensation expenses for the three most recent fiscal years.


   
Year Ended
  
   
October 31,
2021
    
October 31,
2020
    
October 31,
2019
  
Expense reported in:
                  
     Cost of goods sold
  
$
446
    
$
337
    
$
250
  
     Selling, general and administrative
    
4,446
      
4,590
      
3,430
  
     Research and development
    
456
      
-
      
-
  
                         
Total expense incurred
  
$
5,348
    
$
4,927
    
$
3,680
  
                         
Income tax benefits of share-based compensation (in millions)
  
$
0.2
    
$
0.2
    
$
-
  
Share-based compensation cost capitalized
  
$
-
    
$
-
    
$
-
  
Estimated Expenses not yet Incurred on Share-based Compensation Awards The table below presents information on estimated expenses not yet incurred on our share-based compensation awards.


   
October 31, 2021
  
   
Restricted
Stock Awards
    
Stock Options
  
     Compensation cost not yet recognized
  
$
7,300
    
$
109
  
     Weighted-average amortization period (in years)
    
2.6
      
1.1
  
Restricted Stock Awards Activity

A summary of restricted stock award activity during fiscal year 2021 and the status of our outstanding restricted stock awards as of October 31, 2021, is presented below:

Restricted Stock
  
Shares
    
Weighted-Average
Fair Value at
Grant Date
  
             
Outstanding at October 31, 2020
    
812,316
    
$
12.55
  
Granted
    
564,800
    
$
11.20
  
Vested
    
(383,177
)
  
$
11.72
  
Cancelled
    
(64,792
)
  
$
12.44
  
Outstanding at October 31, 2021
    
929,147
    
$
12.08
  
Expected to vest as of October 31, 2021
    
862,143
    
$
12.08
  
Restricted Stock Awards Granted and Lapsed

The table below presents information on restricted stock awards granted and lapsed in the three most recent fiscal years.


   
Year Ended
  
   
October 31,
2021
    
October 31,
2020
    
October 31,
2019
  
                   
Number of shares granted
    
564,800
      
538,000
      
435,000
  
Weighted-average grant-date fair value of awards (in dollars per share)
  
$
11.20
    
$
15.08
    
$
9.80
  
Fair value of awards for which restrictions lapsed
  
$
4,491
    
$
2,957
    
$
1,888
  
Assumptions Used to Calculate Weighted-Average Grant Date Fair Value of Options The weighted-average inputs and risk-free rate of return ranges used to calculate the grant-date fair value of stock options granted during 2019 are presented in the following table.


   
Year Ended
  
   
October 31, 2019
  
       
Expected volatility
    
33.1
%
Risk-free rate of return
    
2.5 – 2.9
%
Dividend yield
    
0.0
%
Expected term
  
5.1 years
  
Stock Options Activity

The table below presents a summary of stock options activity during 2021 and information on stock options outstanding at October 31, 2021.


  
Shares
    
Weighted-Average
Exercise Price
  
Weighted-Average
Remaining
Contractual Life
  
Aggregate
Intrinsic Value
  
Outstanding at October 31, 2020
    
1,621,117
    
$
9.27
          
Granted
    
-
      
-
          
Exercised
    
(401,114
)
  
$
8.58
          
Cancelled and forfeited
    
(46,900
)
  
$
9.74
          
Outstanding at October 31, 2021
    
1,173,103
    
$
9.49
  
4.0 years
  
$
4,109
  
Exercisable at October 31, 2021
    
1,077,914
    
$
9.51
  
3.8 years
  
$
3,750
  
Expected to vest as of October 31, 2021
    
93,500
    
$
9.20
  
6.7 years
  
$
353
  
Stock Options Exercised

The table below presents information on options exercised in the three most recent fiscal years.


   
Year Ended
  
   
October 31,
2021
    
October 31,
2020
    
October 31,
2019
  
                   
Total intrinsic value of options exercised
  
$
1,910
    
$
3,184
    
$
1,262
  
Cash received from option exercises
  
$
3,441
    
$
3,746
    
$
2,071