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Income Taxes (Tables) | 12 Months Ended
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Oct. 31, 2016
Note 15. Income Taxes [Abstract] |
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] | The components of loss from continuing operations before income taxes for the years ended October 31, 2016, 2015, and 2014 were as follows (in thousands):
|  | 2016 |  | 2015 |  | 2014
U.S. |  | $ | (46,708 | ) |  | $ | (26,459 | ) |  | $ | (35,167 | )
Foreign |  | (3,981 | ) |  | (2,951 | ) |  | (3,228 | )
Loss before income taxes |  | $ | (50,689 | ) |  | $ | (29,410 | ) |  | $ | (38,395 | )
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] | The reconciliation of the federal statutory income tax rate to our effective income tax rate for the years ended October 31, 2016, 2015 and 2014 was as follows:
|  | 2016 |  | 2015 |  | 2014
Statutory federal income tax rate |  | (34.0 | )% |  | (34.0 | )% |  | (34.0 | )%
Increase (decrease) in income taxes resulting from: |  |  |  |  |  |
State taxes, net of Federal benefits |  | (0.2 | )% |  | (0.1 | )% |  | (1.8 | )%
Foreign withholding tax |  | 1.1 | % |  | 0.9 | % |  | 1.0 | %
Net operating loss adjustment and true-ups |  | 3.3 | % |  | 4.7 | % |  | (25.4 | )%
Nondeductible expenditures |  | 0.9 | % |  | 0.1 | % |  | 14.5 | %
Change in state tax rate |  | (0.3 | )% |  | 1.6 | % |  | (0.8 | )%
Other, net |  | 0.2 | % |  | 0.4 | % |  | 0.4 | %
Valuation allowance |  | 30.1 | % |  | 27.3 | % |  | 47.1 | %
Effective income tax rate |  | 1.1 | % |  | 0.9 | % |  | 1.0 | %
Schedule of Deferred Tax Assets and Liabilities [Table Text Block] | Our deferred tax assets and liabilities consisted of the following at October 31, 2016 and 2015 (in thousands):
|  | 2016 |  | 2015
Deferred tax assets: |  |  |  |
Compensation and benefit accruals |  | $ | 9,625 |  |  | $ | 8,389 |
Bad debt and other allowances |  | 1,276 |  |  | 1,109 |
Capital loss and tax credit carry-forwards |  | 12,772 |  |  | 12,998 |
Net operating losses (domestic and foreign) |  | 265,799 |  |  | 257,373 |
Deferred license revenue |  | 8,616 |  |  | 9,313 |
Inventory valuation allowances |  | 278 |  |  | 77 |
Accumulated depreciation |  | 4,653 |  |  | 535 |
Grant revenue |  | 1,327 |  |  | — |
Gross deferred tax assets: |  | 304,346 |  |  | 289,794 |
Valuation allowance |  | (304,346 | ) |  | (289,794 | )
Deferred tax assets after valuation allowance |  | — |  |  | — |
Deferred tax liability: |  |  |  |
In process research and development |  | (3,377 | ) |  | (3,377 | )
Net deferred tax liability |  | $ | (3,377 | ) |  | $ | (3,377 | )

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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32537-109319 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319 + Details
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- Definition Tabular disclosure of income before income tax between domestic and foreign jurisdictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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