Interim Financial Statements (Details)	3 Months Ended	12 Months Ended
	Jan. 31, 2015	Oct. 31, 2014
Quarterly Financial Data [Abstract]
Fiscal year	52 or 53-week fiscal year
Fiscal Period [Line Items]
Fiscal Period Duration	364 days	364 days
Minimum
Fiscal Period [Line Items]
Fiscal Period Duration	364 days
Maximum
Fiscal Period [Line Items]
Fiscal Period Duration	371 days