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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Schedule of Fair Value of Derivative Instruments) (Details) (USD $)
In Thousands, unless otherwise specified
Apr. 30, 2013
Oct. 31, 2012
Derivatives Fair Value [Line Items]    
Derivative assets $ 367 $ 708
Derivative liabilities 1,177 569
Foreign Exchange Forward [Member] | Designated As Hedging Instrument [Member]
   
Derivatives Fair Value [Line Items]    
Derivative assets 290 705
Derivative liabilities 829 492
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member]
   
Derivatives Fair Value [Line Items]    
Derivative assets 77 3
Derivative liabilities $ 348 $ 77