INTERIM FINANCIAL STATEMENTS (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Apr. 30, 2016	Oct. 31, 2015
Quarterly Financial Data [Abstract]
Fiscal year	52 or 53-week fiscal year
Fiscal Period [Line Items]
Fiscal Period Duration		364 days
Foreign Currency Reclassification Adjustments
Fiscal Period [Line Items]
Increase (decrease) in operating capital	$ 10.4
Minimum
Fiscal Period [Line Items]
Fiscal Period Duration	364 days
Maximum
Fiscal Period [Line Items]
Fiscal Period Duration	371 days