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Business activities and summary of significant accounting policies (Tables) | 12 Months Ended
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Oct. 31, 2016
Accounting Policies [Abstract] |
Components of Intangible Assets | Intangible assets consist of the following as of October 31 (in thousands):
|  | 2016 |  | 2015 |
Amortizable intangible assets: |  |  |  |  |  |  |
Non-compete agreements (estimated lives 3 - 5 years) |  | $ | 310 |  | $ | 310 |
Accumulated amortization |  |  | (273) |  |  | (212) |
|  |  | 37 |  |  | 98 |
Customer relationships (estimated lives 7 - 15 years) |  |  | 5,099 |  |  | 5,099 |
Accumulated amortization |  |  | (1,644) |  |  | (1,101) |
|  |  | 3,455 |  |  | 3,998 |
Backlog (estimated life 1 year) |  |  | 134 |  |  | 134 |
Accumulated amortization |  |  | (134) |  |  | (100) |
|  |  | - |  |  | 34 |
Patents (estimated life 14 years) |  |  | 142 |  |  | 142 |
Accumulated amortization |  |  | (15) |  |  | (4) |
|  |  | 127 |  |  | 138 |
Totals |  | $ | 3,619 |  | $ | 4,268 |
Non-amortizable intangible assets: |  |  |  |  |  |  |
Trademarks |  | $ | 1,237 |  | $ | 1,387 |
Estimated Amortization Expense Related To Finite Lived Intangible Assets | Estimated amortization expense related to finite lived intangible assets is as follows (in thousands):
Year ending |  |  |  |
October 31, |  | Amount |
| 2017 |  | $ | 589 |
| 2018 |  |  | 553 |
| 2019 |  |  | 553 |
| 2020 |  |  | 553 |
| 2021 |  |  | 413 |
| Thereafter |  |  | 958 |
| Total |  | $ | 3,619 |
Calculation of Basic And Diluted Earnings Per Share | The following table summarizes the computation of basic and diluted earnings (loss) per share:
|  | 2016 |  | 2015 |
Numerators: |  |  |  |  |  |  |
Consolidated net income (loss) (A) |  | $ | (4,089,000) |  | $ | 994,000 |
Denominators: |  |  |  |  |  |  |
Weighted average shares outstanding for basic earnings (loss) per share (B) |  |  | 8,786,510 |  |  | 8,494,111 |
Add effects of potentially dilutive securities - assumed exercise of stock options |  |  | - |  |  | 368,106 |
Weighted average shares outstanding for diluted earnings (loss) per share (C) |  |  | 8,786,510 |  |  | 8,862,217 |
Basic earnings (loss) per share (A)/(B) |  | $ | (0.47) |  | $ | 0.12 |
Diluted earnings (loss) per share (A)/(C) |  | $ | (0.47) |  | $ | 0.11 |

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