Benefit Plans 5 (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Employee Stock Purchase Plan Disclosures [Line Items]
Restricted Stock Awards, Weighted Average Remaining Life	2 years 6 months
Stock Issued During Period, Shares, Other		550,355
Common stock issued to settle make-whole obligation, value		$ 600
Common Stock, Capital Shares Reserved for Future Issuance	18,000,000
Weighted Average Expented Life Assumption for Employee Stock Purchase Plan	0 years 6 months	0 years 6 months	0 years 6 months
Weighted Average Risk Free Interest Rate for Employee Stock Purchase Plan	0.08%	0.15%	0.07%
Volatility for Employee Stock Purchase Plan	75.00%	75.00%	92.00%
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 1.00
Weighted Average Dividend Yield for Employee Stock Purchase Plan	0.00%	0.00%	0.00%
Employee Stock Purchase Plan [Member]
Employee Stock Purchase Plan Disclosures [Line Items]
Common Stock, Capital Shares Reserved for Future Issuance	282,209	549,584
Stock Issuance Terms	85.00%
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 0.85
Stock Issued During Period, Shares, Employee Stock Purchase Plans	(124,334)
Employee Stock Purchase Plan [Member] [Member]
Employee Stock Purchase Plan Disclosures [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 1.13
Stock Issued During Period, Shares, Employee Stock Purchase Plans	(143,041)