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SHORT-TERM INVESTMENTS (Tables)
 6 Months Ended
Apr. 30, 2023
SHORT-TERM INVESTMENTS [Abstract]  
Available-for-Sale Debt Securities The table below provides information on our available-for-sale debt securities.


   
April 30, 2023
    
October 31, 2022
  
   
Amortized Cost
    
Unrealized Gains
    
Unrealized Losses
    
Carrying Value
    
Amortized Cost
    
Unrealized Gains
    
Unrealized Losses
    
Carrying Value
  
Government securities
  
$
45,492
    
$
-
    
$
(61
)
  
$
45,431
    
$
38,911
    
$
-
    
$
(91
)
  
$
38,820