Shareholders' Equity (Details) - USD ($)
$ / shares in Units, $ in Thousands |
3 Months Ended |
Jan. 31, 2016 |
Jan. 31, 2015 |
| Class of Warrant or Right, Number of Securities Called by Warrants or Rights |
200,000
|
400,000
|
| 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 |
858
|
|
| Stock Issued During Period, Value, New Issues |
13,287
|
|
| Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures |
100
|
|
| Dividends, Preferred Stock |
(800)
|
$ (800)
|
| Foreign currency translation adjustments |
(218)
|
(288)
|
| Net Loss |
(11,779)
|
(4,154)
|
| Stockholders' equity (deficit), Including Portion Attributable to Noncontrolling Interest |
96,202
|
|
| Proceeds from Issuance of Common Stock |
13,306
|
$ 8,488
|
| 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 |
858
|
|
| Stock Issued During Period, Value, New Issues |
13,287
|
|
| Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures |
100
|
|
| Dividends, Preferred Stock |
(800)
|
|
| Foreign currency translation adjustments |
(218)
|
|
| Net Loss |
(11,712)
|
|
| Stockholders' equity (deficit), Including Portion Attributable to Noncontrolling Interest |
96,824
|
|
| Noncontrolling Interest [Member] |
|
|
| Increase (Decrease) in Stockholders' Equity [Roll Forward] |
|
|
| Stockholders' equity (decifit), Including Portion Attributable to Noncontrolling Interest |
(555)
|
|
| Net Loss |
(67)
|
|
| Stockholders' equity (deficit), Including Portion Attributable to Noncontrolling Interest |
$ (622)
|
|
| Common Stock [Member] | Common Stock [Member] |
|
|
| Stock Issued During Period, Shares, New Issues |
2,127,635
|
|
| Increase (Decrease) in Stockholders' Equity [Roll Forward] |
|
|
| Proceeds from Issuance of Common Stock |
$ 13,300
|
|
| NRG Energy [Member] |
|
|
| Class of Warrant or Right, Number of Securities Called by Warrants or Rights |
200,000
|
|
| Class of Warrant or Right, Exercise Price of Warrants or Rights |
$ 40.20
|
|