Segments and Entity Wide Disclosures (Details 2) (Customer Concentration Risk, Sales Revenue, Goods, Net, USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended
	Jul. 31, 2014		Jul. 31, 2013	Jul. 31, 2014		Jul. 31, 2013
Revenue, Major Customer [Line Items]
Revenue	$ 130,278		$ 171,121	$ 351,323		$ 449,687
Company A
Revenue, Major Customer [Line Items]
Revenue	130,278		104,070	351,323		277,280
Company B
Revenue, Major Customer [Line Items]
Revenue		[1]	$ 67,051		[1]	$ 172,407

[1] Denotes revenue representing less than 10% of total revenue for the period