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Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Income Taxes
Income tax expense (benefit)	$ 581	$ 819	$ 2
Franchise tax expense	900	$ 1,000	$ 500
federal net operating loss carryforwards	481,500
State NOL carryforwards	516,400
State tax credits	$ 11,700

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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