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Shareholders' Equity (Tables) | 9 Months Ended
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Jul. 31, 2017
Equity [Abstract] |
Schedule of Stockholders Equity | Changes in shareholders’ equity were as follows for the nine months ended July 31, 2017:
|  | Total Shareholders’ Equity |
Balance as of October 31, 2016 |  | $ | 114,396 |
Share-based compensation |  |  | 3,432 |
Sale of common stock, net |  |  | 12,427 |
Sale of common stock and warrants, public offering |  |  | 13,888 |
Warrant exercises |  |  | 1,782 |
Stock issued under benefit plans net of taxes paid upon vesting of restricted stock awards |  |  | 51 |
Preferred dividends – Series B |  |  | (2,400 | )
Other comprehensive income - foreign currency translation adjustments |  |  | 161 |
Net loss |  |  | (43,924 | )
Balance as of July 31, 2017 |  | $ | 99,813 |

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- Definition Tabular disclosure of changes in the separate accounts comprising stockholders' equity (in addition to retained earnings) and of the changes in the number of shares of equity securities during at least the most recent annual fiscal period and any subsequent interim period presented is required to make the financial statements sufficiently informative if both financial position and results of operations are presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21463-112644 + Details
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