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INTANGIBLE ASSETS
 12 Months Ended
Oct. 31, 2019
INTANGIBLE ASSETS [Abstract]  
INTANGIBLE ASSETS
NOTE 3 - INTANGIBLE ASSETS


Amortization expense of the Company’s finite-lived intangible assets was $4.6 million, $4.8 million and $4.9 million in fiscal years 2019 2018 and 2017, respectively.


Intangible assets consist of:


As of October 31, 2019
  
Gross
Amount
    
Accumulated
Amortization
    
Net
Amount
  
Technology license agreement
  
$
59,616
    
$
(53,323
)
  
$
6,293
  
Customer relationships
    
9,174
      
(8,186
)
    
988
  
Software and other
    
6,537
      
(5,948
)
    
589
  
   
$
75,327
    
$
(67,457
)
  
$
7,870
  
                         
As of October 31, 2018
                        
Technology license agreement
  
$
59,616
    
$
(49,349
)
  
$
10,267
  
Customer relationships
    
9,147
      
(7,959
)
    
1,188
  
Software and other
    
6,519
      
(5,606
)
    
913
  
   
$
75,282
    
$
(62,914
)
  
$
12,368
  


The weighted-average amortization period of intangible assets acquired in fiscal year 2019, which is comprised of software, is three years. The weighted-average amortization period of intangible assets acquired in fiscal year 2018 was three years; these intangible assets were comprised of software.


Intangible asset amortization over the next five years is estimated to be as follows:

Fiscal Years:
      
       
2020
  
$
4,589
  
2021
  
$
2,721
  
2022
  
$
125
  
2023
  
$
123
  
2024
  
$
123