Segment and Entity Wide Disclosures (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2013	Jul. 31, 2012
Company A [Member]
Revenue, Major Customer [Line Items]
Revenue percent of total revenue (less than 10%)		10.00%
Company B [Member]
Revenue, Major Customer [Line Items]
Revenue percent of total revenue (less than 10%)		10.00%		10.00%
Customer Concentration Risk [Member] | Sales Revenue, Goods, Net [Member]
Revenue, Major Customer [Line Items]
Revenue	$ 171,121	$ 0	$ 449,687	$ 195,308
Customer Concentration Risk [Member] | Sales Revenue, Goods, Net [Member] | Company A [Member]
Revenue, Major Customer [Line Items]
Revenue	104,070		277,280	195,308
Customer Concentration Risk [Member] | Sales Revenue, Goods, Net [Member] | Company B [Member]
Revenue, Major Customer [Line Items]
Revenue	$ 67,051		$ 172,407