Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Cash flows from operating activities:
Net loss	$ (108,056)	$ (147,232)	$ (101,025)
Adjustments to reconcile net loss to net cash used in operating activities:
Share-based compensation	11,954	6,792	4,293
Depreciation and amortization	25,375	21,274	19,872
Change in fair value of common stock warrant liability			15,974
Gain on Series 1 preferred stock extinguishment			934
Non-cash interest expense on preferred stock and debt and finance obligations	3,228	4,210	4,438
(Gain) loss on extinguishment of debt and finance obligations	(15,337)		11,156
Unrealized gain on derivative asset	(7,441)	(779)	(478)
Operating lease costs	1,486	1,521	1,545
Operating lease payments	(1,226)	(1,438)	(1,226)
Impairment of property, plant and equipment and project assets	2,375	1,782	5,024
Unrealized foreign currency (gains) losses	(57)	583
Other, net	456	2,632	996
Decrease (increase) in operating assets:
Accounts receivable	1,076	9,199	(5,167)
Unbilled receivables	(21,921)	(231)	(3,609)
Inventories	4,686	(28,058)	(18,755)
Other assets	(13,090)	(2,092)	(1,529)
Increase (decrease) in operating liabilities:
Accounts payable	3,001	6,332	1,988
Accrued liabilities	(4,461)	24,616	317
Deferred revenue	(22,298)	(11,278)	(5,186)
Net cash used in operating activities	(140,250)	(112,167)	(70,438)
Cash flows from investing activities:
Capital expenditures	(39,355)	(21,078)	(6,353)
Project asset expenditures	(53,007)	(25,573)	(66,877)
Maturity of held-to-maturity debt securities	199,090
Purchases of held-to-maturity debt securities	(299,093)
Net cash used in investing activities	(192,365)	(46,651)	(73,230)
Cash flows from financing activities:
Repayment of debt	(47,830)	(9,544)	(98,642)
Proceeds from the issuance of debt	100,500		10,175
Common stock issued for stock plans and related expenses	56	47	18
Contributions received from sale of noncontrolling interest, net of return of capital	9,052	11,923	3,000
Distribution to noncontrolling interests	(596)	(308)
Payments for taxes related to net share settlement of equity awards	(885)	(1,887)	(339)
Payment for early extinguishment of debt			(4,000)
Payment of deferred financing costs	(3,469)		(363)
Repayment of Series 1 preferred stock obligation			(21,541)
Proceeds from sale of common stock and warrant exercises, net of fees	97,439	183,552	526,800
Payment of preferred dividends	(3,200)	(3,200)	(3,200)
Net cash provided by financing activities	151,067	180,583	411,908
Effects on cash from changes in foreign currency rates	80	(933)	(80)
Net (decrease) increase in cash, cash equivalents and restricted cash	(181,468)	20,832	268,160
Cash, cash equivalents and restricted cash-beginning of period	481,044	460,212	192,052
Cash, cash equivalents and restricted cash-end of period	$ 299,576	$ 481,044	$ 460,212