XML 54 R43.htm IDEA: XBRL DOCUMENT v3.8.0.1
FINANCIAL INSTRUMENTS (Fair value hierarchy) (Details) - Fair Value, Measurements, Recurring [Member] - USD ($)
$ in Thousands
Apr. 30, 2018
Oct. 31, 2017
Level 1 [Member]    
Assets    
Deferred Compensation $ 1,685 $ 1,638
Liabilities    
Deferred Compensation 0 0
Level 2 [Member]    
Assets    
Derivatives 959 596
Liabilities    
Derivatives $ 1,877 $ 1,732