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v3.5.0.2

Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Jul. 31, 2016 | Jul. 31, 2015 | Jul. 31, 2016 | Jul. 31, 2015 | Jul. 12, 2016
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Stockholders' equity (decifit), Including Portion Attributable to Noncontrolling Interest |  |  | $ 94,754 |  |
Stock Granted During Period, Value, Share-based Compensation, Net of Forfeitures |  |  | 2,530 |  |
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures |  |  | (125) |  |
Dividends, Preferred Stock | $ (800) | $ (800) | (2,400) | $ (2,400) |
Foreign currency translation adjustments | (228) | (64) | (26) | (404) |
Net Loss | (11,067) | $ (6,628) | (38,260) | (20,779) |
Stockholders' equity (deficit), Including Portion Attributable to Noncontrolling Interest | $ 124,764 |  | 124,764 |  |
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs |  |  | 2,600 |  |
Proceeds from Issuance of Common Stock |  |  | $ 68,785 | $ 22,061 |
Common stock ownership percentage | 4.99% |  | 4.99% |  |
Parent [Member] |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Stockholders' equity (decifit), Including Portion Attributable to Noncontrolling Interest |  |  | $ 95,309 |  |
Stock Granted During Period, Value, Share-based Compensation, Net of Forfeitures |  |  | 2,530 |  |
Stock Issued During Period, Value, New Issues |  |  | 33,529 |  |
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures |  |  | (125) |  |
Dividends, Preferred Stock |  |  | (2,400) |  |
Foreign currency translation adjustments |  |  | (26) |  |
Net Loss |  |  | (38,095) |  |
Stockholders' equity (deficit), Including Portion Attributable to Noncontrolling Interest | $ 125,484 |  | 125,484 |  |
Noncontrolling Interest [Member] |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Stockholders' equity (decifit), Including Portion Attributable to Noncontrolling Interest |  |  | (555) |  |
Net Loss |  |  | (165) |  |
Stockholders' equity (deficit), Including Portion Attributable to Noncontrolling Interest | $ (720) |  | $ (720) |  |
Common Stock and Pre-Funded Warrants [Member] |  |  |  |  |
Stock Issued During Period, Shares, New Issues |  |  | 1,474,000 |  |
Common Stock and Pre-Funded Warrants [Member] | Parent [Member] |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Stock Issued During Period, Value, New Issues |  |  | $ 34,762 |  |
Common Stock [Member] | Common Stock [Member] |  |  |  |  |
Stock Issued During Period, Shares, New Issues |  |  | 5,484,272 |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Proceeds from Issuance of Common Stock |  |  | $ 33,500 |  |
NRG Energy [Member] |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 200,000 |  | 200,000 |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 40.20 |  | $ 40.20 |  |
Series A Warrant [Member] |  |  |  |  |
Class of Warrant or Right, Outstanding | 7,680,000 | 0 | 7,680,000 | 0 | 7,680,000
Common stock issued during period, warrants exercised |  |  | 0 |  |
Warrants expired |  |  | 0 |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 5.83 |  | $ 5.83 |  |
Series B Warrant [Member] |  |  |  |  |
Class of Warrant or Right, Outstanding | 4,926,000 | 0 | 4,926,000 | 0 | 4,926,000
Common stock issued during period, warrants exercised |  |  | 0 |  |
Warrants expired |  |  | 0 |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 0.0001 |  | $ 0.0001 |  |

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