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Project assets (Tables) | 9 Months Ended
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Jul. 31, 2016
Project assets [Abstract] |
Project assets [Table Text Block] | Project assets as of July 31, 2016 and October 31, 2015 consisted of the following:
| July 31, 2016 |  | October 31, 2015
Current project assets |  | $ | 15,632 |  |  | $ | 5,260 |
Long-term project assets |  | 18,370 |  |  | 6,922 |
Total Project assets |  | $ | 34,002 |  |  | $ | 12,182 |

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