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Earnings Per Share - Schedule of Potentially Dilutive Securities Excluded from the Diluted Loss Per Share Calculation (Details) - shares | 12 Months Ended
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Oct. 31, 2017 | Oct. 31, 2016 | Oct. 31, 2015
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Share-based compensation arrangement by share-based payment award, options, outstanding, number |  | 309,950 | 246,923 | 257,769
Share based compensation arrangement by share based payment award, non option equity instruments, outstanding, number |  | 3,008,686 | 990,035 |
Antidilutive securities excluded from computation of earnings per share, amount |  | 42,620,752 | 13,304,630 | 1,344,428
Series C Preferred Shares [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Convertible preferred stock, shares issued upon conversion | [1] | 18,097,826 |  |
Series B Cumulative Preferred Stock [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Convertible preferred stock, shares issued upon conversion | [2] | 454,043 | 454,043 | 454,043
Series 1 Preferred Shares [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Convertible preferred stock, shares issued upon conversion | [2] | 15,167 | 15,167 | 15,167
Unvested Restricted Stock Awards [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Share based compensation arrangement by share based payment award, non option equity instruments, outstanding, number |  | 1,898,692 | 915,831 | 450,783
Series C Warrants [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Class of warrant or right, number of securities called by warrants or rights |  | 11,580,900 |  |
Series D Warrants [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Class of warrant or right, number of securities called by warrants or rights |  | 2,584,174 |  |
Series A Warrant [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Class of warrant or right, number of securities called by warrants or rights |  | 7,680,000 | 7,680,000 |
Series B Warrants [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Class of warrant or right, number of securities called by warrants or rights |  |  | 3,826,000 |
NRG Energy, Inc. [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Class of warrant or right, number of securities called by warrants or rights |  |  | 166,666 | 166,666
[1] | The number of shares of common stock issuable upon conversion of the Series C Preferred Stock was calculated using the stated value outstanding on October 31, 2017 of $33,300,000 (original total stated value of $33,500,000 less conversion through October 31, 2017 totaling $200,000) divided by the conversion price of $1.84.
[2] | Refer to Note 13, Redeemable Preferred Stock, for information on the calculation of the common shares upon conversion.

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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