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FAIR VALUE MEASUREMENTS (Tables)
 6 Months Ended
Apr. 30, 2017
FAIR VALUE MEASUREMENTS [Abstract]  
Fair and carrying values of convertible senior notes
The table below presents the fair and carrying values of the Company's convertible senior notes at April 30, 2017 and October 30, 2016.

  
April 30, 2017
  
October 30, 2016
 
  
Fair Value
  
Carrying Value
  
Fair Value
  
Carrying Value
 
             
3.25% convertible senior notes due 2019
 
$
72,663
  
$
57,279
  
$
68,230
  
$
57,221