Supplemental Cash Flow Information - Schedule of Cash Flow, Supplemental Disclosures (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Supplemental Cash Flow Information
Cash interest paid	$ 3,088	$ 1,556	$ 5,765
Income taxes paid	6	2	6
Noncash financing and investing activity:
Noncash reclassifications between inventory and project assets	1,987	1,260	7,052
Noncash reclassifications from inventory to fixed assets		1,552
Noncash reclassifications from other assets to project assets		2,375
Director stock compensation	225	305	275
Accrued noncontrolling interest distribution	148
Addition of operating lease liabilities	1,952		1,459
Addition of operating lease right-of-use assets	1,952		1,459
Reclassification to equity of warrant liability for warrant exercises			21,170
Noncash reduction in basis of project assets	6,330
Accrued purchase of fixed assets, cash paid to be paid in subsequent period	1,646	4,396	1,537
Accrued purchase of project assets, cash to be paid in subsequent period	$ 4,515	$ 6,444	$ 6,707