Fair Value (Details) (USD $)	Jul. 31, 2013 Carrying (Reported) Amount, Fair Value Disclosure [Member]	Oct. 31, 2012 Carrying (Reported) Amount, Fair Value Disclosure [Member]	Jul. 31, 2013 Estimate of Fair Value, Fair Value Disclosure [Member]	Oct. 31, 2012 Estimate of Fair Value, Fair Value Disclosure [Member]	Jul. 31, 2013 Fair Value, Inputs, Level 1 [Member]	Oct. 31, 2012 Fair Value, Inputs, Level 1 [Member]	Jul. 31, 2013 Fair Value, Inputs, Level 2 [Member]	Jul. 31, 2012 Fair Value, Inputs, Level 2 [Member]	Jul. 31, 2013 Fair Value, Inputs, Level 3 [Member]	Oct. 31, 2012 Fair Value, Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Asset, Notional Amount	$ 688	$ (45,563)
Derivative Liabilities			688	(45,563)
Derivative, Fair Value, Net					$ 688	$ (45,563)	$ 0	$ 0	$ 0	$ 0