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FINANCIAL INSTRUMENTS (Fair value hierarchy) (Details) - Fair Value, Measurements, Recurring [Member] - USD ($)
$ in Thousands
Oct. 31, 2017
Oct. 31, 2016
Level 1 [Member]    
Assets    
Deferred Compensation $ 1,638 $ 1,363
Liabilities    
Deferred Compensation 0 0
Level 2 [Member]    
Assets    
Derivatives 596 1,725
Liabilities    
Derivatives $ 1,732 $ 538