Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Cash flows from operating activities:
Net loss	$ (44,399)	$ (21,086)
Adjustments to reconcile net loss to net cash used in operating activities:
Share-based compensation	2,876	2,637
Depreciation and amortization	8,599	5,405
Non-cash interest expense on finance obligations	546	1,052
Unrealized loss on derivative contracts	5,387
Operating lease costs	355	323
Operating lease payments	(244)	(301)
Unrealized foreign currency losses	59	5
Other, net	11	96
Decrease (increase) in operating assets:
Accounts receivable	463	1,672
Unbilled receivables	(3,048)	(4,965)
Inventories	(18,403)	(10,267)
Other assets	(1,616)	(1,681)
Decrease in operating liabilities:
Accounts payable	(6,027)	(1,072)
Accrued liabilities	(3,990)	(7,125)
Deferred revenue	1,164	(18,070)
Net cash used in operating activities	(58,267)	(53,377)
Cash flows from investing activities:
Capital expenditures	(10,565)	(7,765)
Project asset expenditures	(7,520)	(2,080)
Maturity of held-to-maturity debt securities	230,375
Purchases of held-to-maturity debt securities	(125,397)	(74,977)
Net cash provided by (used in) investing activities	86,893	(84,822)
Cash flows from financing activities:
Repayment of debt and finance obligations	(2,595)	(2,291)
Expenses related to common stock issued for stock plans	68	21
Contributions received from sale of noncontrolling interest	25,122
Distribution to noncontrolling interest	(236)	(106)
Payments for taxes related to net share settlement of equity awards	(995)	(337)
Payment of preferred dividends	(800)	(800)
Net cash provided by (used in) financing activities	20,564	(3,513)
Effects on cash from changes in foreign currency rates	33	447
Net increase (decrease) in cash, cash equivalents and restricted cash	49,223	(141,265)
Cash, cash equivalents and restricted cash-beginning of period	299,576	481,044
Cash, cash equivalents and restricted cash-end of period	$ 348,799	$ 339,779