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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Schedule of Changes in Components of Accumulated Other Comprehensive Loss) (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Apr. 30, 2013
Apr. 30, 2012
Apr. 30, 2013
Apr. 30, 2012
Derivative [Line Items]        
Beginning balance $ (1,584)   $ (853)  
Other comprehensive income (loss) before reclassifications (233)   (357)  
Reclassifications (442) 25 (1,049) 454
Ending balance (2,259)   (2,259)  
Foreign Currency Translation [Member]
        
Derivative [Line Items]        
Beginning balance (1,048)   (1,908)  
Other comprehensive income (loss) before reclassifications (954)   (94)  
Reclassifications          
Ending balance (2,002)   (2,002)  
Cash Flow Hedges [Member]
        
Derivative [Line Items]        
Beginning balance (536)   1,055  
Other comprehensive income (loss) before reclassifications 721   (263)  
Reclassifications (442)   (1,049)  
Ending balance $ (257)   $ (257)