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Supplemental Cash Flow Information (Tables) | 12 Months Ended
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Oct. 31, 2019
Supplemental Cash Flow Information [Abstract] |
Schedule of Cash Flow, Supplemental Disclosures | The following represents supplemental cash flow information, including amounts effectively settled as described in Note 3. “Acquisitions” (dollars in thousands):
|  | Year Ended October 31, |
|  | 2019 |  |  | 2018 |  |  | 2017 |
Cash interest paid |  | $ | 4,091 |  |  | $ | 4,486 |  |  | $ | 2,715 |
Income taxes paid |  |  | 48 |  |  |  | 2 |  |  |  | 2 |
Noncash financing and investing activity: |  |  |  |  |  |  |  |  |  |  |  |
Common stock issued for Employee Stock Purchase Plan in settlement of prior year accrued employee contributions |  |  | — |  |  |  | — |  |  |  | 50 |
Noncash reclass between inventory and project assets |  |  | — |  |  |  | 10,793 |  |  |  | 7,282 |
Assumption of debt in conjunction with asset acquisition |  |  | — |  |  |  | — |  |  |  | 2,289 |
Acquisition of project assets |  |  | 16,704 |  |  |  | — |  |  |  | 2,386 |
Series C Preferred stock conversions |  |  | 15,491 |  |  |  | 20,220 |  |  |  | — |
Series C preferred share modification |  |  | (6,047 | ) |  |  | — |  |  |  | — |
Series D preferred share conversions |  |  | 31,183 |  |  |  | — |  |  |  | — |
Accrued purchase of fixed assets, cash paid in subsequent period |  |  | 71 |  |  |  | 1,579 |  |  |  | 2,490 |
Accrued purchase of project assets, cash paid in subsequent period |  |  | 222 |  |  |  | 3,115 |  |  |  | 2,380 |

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