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REVENUE (Tables)
 9 Months Ended
Jul. 31, 2022
REVENUE [Abstract]  
Contract Balances
The following table provides information about our contract balances at the balance sheet dates.

Classification
  
July 31,
2022
    
October 31,
2021
  
             
Contract Assets
            
Other current assets
  
$
17,805
    
$
9,859
  
                 
Contract Liabilities
                
Accrued liabilities
  
$
24,950
    
$
14,717
  
Other liabilities
    
5,139
      
5,197
  
   
$
30,089
    
$
19,914
  


The following table presents revenue recognized from contract liabilities that existed at the beginning of the reporting periods.

   
Three Months Ended
    
Nine Months Ended
  
   
July 31,
2022
    
August 1,
2021
    
July 31,
2022
    
August 1,
2021
  
                         
Revenue recognized from beginning liability
  
$
5,398
    
$
1,707
    
$
7,818
    
$
4,991
  
Disaggregation of Revenue

The following tables present our revenue for the three and nine-month periods ended July 31, 2022, and August 1, 2021, disaggregated by product type, geographic origin, and timing of recognition.

 
Three Months Ended
    
Nine Months Ended
  
   
July 31,
2022
    
August 1,
2021
    
July 31,
2022
    
August 1,
2021
  
Revenue by Product Type
                        
IC
                        
High-end
  
$
52,698
    
$
42,351
    
$
150,983
    
$
120,390
  
Mainstream
    
108,555
      
75,423
      
285,829
      
214,332
  
Total IC
  
$
161,253
    
$
117,774
    
$
436,812
    
$
334,722
  
                                 
FPD
                                
High-end
  
$
50,693
    
$
40,640
    
$
143,579
    
$
114,685
  
Mainstream
    
8,002
      
12,229
      
33,892
      
33,066
  
Total FPD
  
$
58,695
    
$
52,869
    
$
177,471
    
$
147,751
  
   
$
219,948
    
$
170,643
    
$
614,283
    
$
482,473
  

 
Three Months Ended
    
Nine Months Ended
  
   
July 31,
2022
    
August 1,
2021
    
July 31,
2022
    
August 1,
2021
  
Revenue by Geographic Origin*
                        
Taiwan
  
$
77,379
    
$
63,849
    
$
215,071
    
$
179,441
  
China    
60,524
      
32,664
      
160,169
      
77,391
  
Korea
    
37,895
      
39,575
      
118,178
      
118,597
  
United States
    
34,685
      
24,693
      
92,196
      
78,447
  
Europe
    
8,932
      
9,437
      
27,352
      
27,269
  
Other
    
533
      
425
      
1,317
      
1,328
  
   
$
219,948
    
$
170,643
    
$
614,283
    
$
482,473
  

* This table disaggregates revenue by the location in which it was earned.

 
Three Months Ended
    
Nine Months Ended
  
   
July 31,
2022
    
August 1,
2021
    
July 31,
2022
    
August 1,
2021
  
Revenue by Timing of Recognition
                        
Over time
  
$
202,693
    
$
157,941
    
$
565,726
    
$
443,923
  
At a point in time
    
17,255
      
12,702
      
48,557
      
38,550
  
   
$
219,948
    
$
170,643
    
$
614,283
    
$
482,473