Shareholders' Equity (Details) (USD $) In Thousands, except Share data in Millions, unless otherwise specified	3 Months Ended
	Jan. 31, 2013	Jan. 31, 2012	Dec. 20, 2012	Oct. 31, 2012
Stockholders' Equity Attributable to Parent	$ 5,675			$ 14,128
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	14,509
Stock Issued During Period, Value, New Issues	3,562
Stock Granted During Period, Value, Share-based Compensation, Net of Forfeitures	509
Stock Issued During Period, Value, Employee Benefit Plan	79
Dividends, Preferred Stock	(800)	(800)
Foreign currency translation adjustments	76	(2)
Net Loss	(11,879)	(6,014)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	6,254
Stock Issued During Period, Shares, New Issues	3.5
Noncontrolling Interest, Ownership Percentage by Controlling Owners			61.00%
Price Per Share for New Common Stock Issuance			$ 1.01
Stock Issued During Period, Value, Acquisitions	3,562	0
Total Shareholders' Equity (Deficit) [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	14,509
Stock Issued During Period, Value, New Issues	3,562
Stock Granted During Period, Value, Share-based Compensation, Net of Forfeitures	509
Stock Issued During Period, Value, Employee Benefit Plan	79
Dividends, Preferred Stock	(800)
Foreign currency translation adjustments	76
Net Loss	(11,681)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	6,254
Noncontrolling Interest [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	(381)
Stock Issued During Period, Value, New Issues	0
Stock Granted During Period, Value, Share-based Compensation, Net of Forfeitures	0
Stock Issued During Period, Value, Employee Benefit Plan	0
Dividends, Preferred Stock	0
Foreign currency translation adjustments	0
Net Loss	(198)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	$ (579)