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Inventories and major vendors (Tables) | 9 Months Ended
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Jul. 31, 2016
Inventory Disclosure [Abstract] |
Components of Inventories | In June 2015, the Company acquired Rel-Tech, a company that valued its inventories using specific identification (last purchase price) on a FIFO basis. As of July 31, 2016, Rel-Tech values its inventories cost using the weighted average cost of accounting. Inventories consist of the following (in thousands):
|  | July 31, 2016 |  | October 31, 2015 |
Raw materials and supplies |  | $ | 3,037 |  | $ | 2,671 |
Work in process |  |  | 358 |  |  | 270 |
Finished goods |  |  | 3,097 |  |  | 3,987 |
Totals |  | $ | 6,492 |  | $ | 6,928 |

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