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Quarterly Information (Unaudited) (Tables) | 12 Months Ended
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Oct. 31, 2015
Schedule of Quarterly Financial Information [Table Text Block] | Selected unaudited financial data for each quarter of fiscal year 2015 and 2014 is presented below (in thousands). We believe that the information reflects all normal recurring adjustments necessary for a fair presentation of the information for the periods presented. (in thousands)
|  | First Quarter |  | Second Quarter |  | Third Quarter |  | Fourth Quarter |  | Full Year
Year ended October 31, 2015 |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 41,670 |  |  | $ | 28,600 |  |  | $ | 41,356 |  |  | $ | 51,451 |  |  | $ | 163,077 |
Gross profit |  | 4,014 |  |  | 2,023 |  |  | 3,595 |  |  | 3,144 |  |  | 12,776 |
Loss on operations |  | (5,130 | ) |  | (8,793 | ) |  | (7,103 | ) |  | (7,866 | ) |  | (28,892 | )
Net loss |  | (4,154 | ) |  | (9,997 | ) |  | (6,628 | ) |  | (8,905 | ) |  | (29,684 | )
Preferred stock dividends |  | (800 | ) |  | (800 | ) |  | (800 | ) |  | (800 | ) |  | (3,200 | )
Net loss to common shareholders |  | (4,866 | ) |  | (10,694 | ) |  | (7,339 | ) |  | (9,660 | ) |  | (32,559 | )
Net loss to common shareholders per basic and diluted common share (1) |  | $ | (0.20 | ) |  | $ | (0.44 | ) |  | $ | (0.29 | ) |  | $ | (0.38 | ) |  | $ | (1.33 | )
Year ended October 31, 2014 |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 44,434 |  |  | $ | 38,274 |  |  | $ | 43,176 |  |  | $ | 54,409 |  |  | $ | 180,293 |
Gross profit |  | 2,199 |  |  | 1,611 |  |  | 3,961 |  |  | 5,955 |  |  | 13,726 |
Loss on operations |  | (7,570 | ) |  | (8,773 | ) |  | (6,000 | ) |  | (4,968 | ) |  | (27,311 | )
Net loss |  | (10,815 | ) |  | (16,039 | ) |  | (7,139 | ) |  | (4,890 | ) |  | (38,883 | )
Preferred stock dividends |  | (800 | ) |  | (800 | ) |  | (800 | ) |  | (800 | ) |  | (3,200 | )
Net loss to common shareholders |  | (11,404 | ) |  | (16,643 | ) |  | (7,778 | ) |  | (5,500 | ) |  | (41,325 | )
Net loss to common shareholders per basic and diluted common share (1) |  | $ | (0.68 | ) |  | $ | (0.82 | ) |  | $ | (0.36 | ) |  | $ | (0.26 | ) |  | (2.02 | )
(1) | The full year net loss to common shareholders basic and diluted share may not equal the sum of the quarters due to weighting of outstanding shares.

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=51825399&loc=d3e1280-108306 + Details
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