Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023
Cash flows from operating activities:
Net loss	$ (191,372)	$ (156,778)	$ (108,056)
Adjustments to reconcile net loss to net cash used in operating activities:
Share-based compensation	11,088	11,764	11,954
Depreciation and amortization	40,400	36,193	25,375
Gain on extinguishment of finance obligations and debt, net			(15,337)
Non-cash interest expense on finance obligations	2,361	2,182	3,228
Unrealized (gain) loss on derivative contracts	(4,008)	9,940	(7,441)
Operating lease costs	1,412	1,404	1,486
Operating lease payments	(1,341)	(1,266)	(1,226)
Impairment expense	65,781	1,264	2,375
Unrealized foreign currency losses			(57)
Other, net	178	237	456
Decrease (increase) in operating assets:
Accounts receivable	7,752	(7,942)	1,076
Unbilled receivables	(66,139)	(23,043)	(21,921)
Inventories	15,871	(29,247)	4,686
Other assets	(5,880)	(5,404)	(13,090)
(Decrease) increase in operating liabilities:
Accounts payable	(2,758)	(999)	3,001
Accrued liabilities	(118)	4,691	(4,461)
Deferred revenue	1,482	4,098	(22,298)
Net cash used in operating activities	(125,291)	(152,906)	(140,250)
Cash flows from investing activities:
Capital expenditures	(18,601)	(47,721)	(39,355)
Project asset expenditures	(3,939)	(11,832)	(53,007)
Maturity of held-to-maturity debt securities	772,370	835,240	199,090
Purchases of held-to-maturity debt securities	(660,969)	(835,736)	(299,093)
Net cash provided by (used in) investing activities	88,861	(60,049)	(192,365)
Cash flows from financing activities:
Repayment of debt and finance obligations	(14,440)	(11,699)	(47,830)
Proceeds from the issuance of debt		23,104	100,500
Payment for deferred financing costs	(172)	(1,159)	(3,469)
Common stock issued for stock plans and related expenses	51	120	56
Contributions received from sale of noncontrolling interest	4,000	25,122	9,052
Distribution to noncontrolling interest	(2,109)	(1,621)	(596)
Payments for taxes related to net share settlement of equity awards	(553)	(1,071)	(885)
Common stock issuance, net of fees	185,685	92,555	97,439
Payment of preferred dividends	(3,200)	(3,200)	(3,200)
Net cash provided by financing activities	169,262	122,151	151,067
Effects on cash from changes in foreign currency rates	77	111	80
Net increase (decrease) in cash, cash equivalents and restricted cash	132,909	(90,693)	(181,468)
Cash, cash equivalents and restricted cash-beginning of period	208,883	299,576	481,044
Cash, cash equivalents and restricted cash-end of period	$ 341,792	$ 208,883	$ 299,576