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REVENUE (Tables)
 9 Months Ended
Aug. 03, 2025
REVENUE [Abstract]  
Contract Balances
The following table provides information about the Company’s contract balances at the balance sheet dates.

   
August 3,
    
October 31,
  
Classification
  
2025
    
2024
  
Contract Assets
            
Other current assets
  
$
15,233
    
$
11,532
  
                 
Contract Liabilities
                
Accrued liabilities
  
$
11,349
    
$
12,375
  
Other liabilities
    
5,760
      
8,910
  
   
$
17,109
    
$
21,285
  

   The Company did not recognize any revenue from performance obligations satisfied in the previous periods. The following table presents revenue recognized from contract liabilities that existed at the beginning of the reporting periods.

   
Three Months Ended
    
Nine Months Ended
  
   
August 3,
    
July 28,
    
August 3,
    
July 28,
  
   
2025
    
2024
    
2025
    
2024
  
Revenue recognized from beginning liability
  
$
1,873
    
$
7,057
    
$
7,273
    
$
11,072
  
Disaggregation of Revenue
 The following tables present the Company’s revenue for the three-month and nine-month periods ended August 3, 2025, and July 28, 2024, disaggregated by product type, geographic origin, and timing of recognition.

   
Three Months Ended
    
Nine Months Ended
  
   
August 3,
    
July 28,
    
August 3,
    
July 28,
  
Revenue by Product Type
  
2025
    
2024
    
2025
    
2024
  
IC
                        
High-end
  
$
53,648
    
$
49,499
    
$
173,053
    
$
168,417
  
Mainstream
    
94,176
      
106,385
      
284,605
      
305,984
  
Total IC
  
$
147,824
    
$
155,884
    
$
457,658
    
$
474,401
  
 
                                
                                 
FPD
                                
High-end
  
$
53,486
    
$
48,394
    
$
146,778
    
$
146,987
  
Mainstream
    
9,084
      
6,706
      
29,088
      
22,930
  
Total FPD
  
$
62,570
    
$
55,100
    
$
175,866
    
$
169,917
  
                                 
   
$
210,394
    
$
210,984
    
$
633,524
    
$
644,318
  

   
Three Months Ended
    
Nine Months Ended
  
   
August 3,
    
July 28,
    
August 3,
    
July 28,
  
Revenue by Geographic Origin*
  
2025
    
2024
    
2025
    
2024
  
Taiwan
  
$
68,429
    
$
68,182
    
$
216,524
    
$
218,557
  
China
    
50,618
      
55,301
      
162,919
      
172,131
  
South Korea
    
43,716
      
38,412
      
121,547
      
118,033
  
United States
    
37,754
      
38,833
      
105,379
      
104,880
  
Europe
    
9,050
      
9,759
      
25,143
      
29,390
  
Other
    
827
      
497
      
2,012
      
1,327
  
   
$
210,394
    
$
210,984
    
$
633,524
    
$
644,318
  

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

   
Three Months Ended
    
Nine Months Ended
  
   
August 3,
    
July 28,
    
August 3,
    
July 28,
  
Revenue by Timing of Recognition
  
2025
    
2024
    
2025
    
2024
  
Over time
  
$
201,986
    
$
202,177
    
$
607,249
    
$
616,893
  
At a point in time
    
8,408
      
8,807
      
26,275
      
27,425
  
     
210,394
      
210,984
      
633,524
      
644,318