Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Apr. 30, 2024	Apr. 30, 2023
Cash flows from operating activities:
Net loss	$ (82,055)	$ (54,997)
Adjustments to reconcile net loss to net cash used in operating activities:
Share-based compensation	5,877	5,831
Depreciation and amortization	18,151	12,036
Non-cash interest expense on finance obligations	1,081	2,071
Unrealized loss on derivative contracts	5,020	114
Operating lease costs	703	744
Operating lease payments	(700)	(644)
Impairment of property, plant and equipment and project assets		2,375
Unrealized foreign currency losses		(16)
Other, net	11	(36)
(Increase) decrease in operating assets:
Accounts receivable	(3,346)	(1,562)
Unbilled receivables	(5,728)	(21,164)
Inventories	(29,462)	3,615
Other assets	(2,303)	(10,577)
(Decrease) increase in operating liabilities:
Accounts payable	(6,259)	(1,486)
Accrued liabilities	(985)	(4,320)
Deferred revenue	4,605	(20,654)
Net cash used in operating activities	(95,390)	(88,670)
Cash flows from investing activities:
Capital expenditures	(23,773)	(16,903)
Project asset expenditures	(8,201)	(19,753)
Maturity of held-to-maturity debt securities	260,855	63,330
Purchases of held-to-maturity debt securities	(256,285)	(138,244)
Net cash used in investing activities	(27,404)	(111,570)
Cash flows from financing activities:
Repayment of debt and finance obligations	(5,248)	(4,528)
Proceeds from the issuance of debt	13,000
Payment for debt issuance costs	(372)
Expenses related to common stock issued for stock plans	68	21
Contributions received from sale of noncontrolling interest	25,122
Distribution to noncontrolling interest	(661)	(249)
Payments for taxes related to net share settlement of equity awards	(1,045)	(337)
Common stock issuance, net of fees	5,892	2,667
Payment of preferred dividends	(1,600)	(1,600)
Net cash provided by (used in) financing activities	35,156	(4,026)
Effects on cash from changes in foreign currency rates	(45)	296
Net decrease in cash, cash equivalents and restricted cash	(87,683)	(203,970)
Cash, cash equivalents and restricted cash-beginning of period	299,576	481,044
Cash, cash equivalents and restricted cash-end of period	$ 211,893	$ 277,074