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Income Taxes - Schedule of Reconciliation of Federal Statutory Income Tax Rate To Effective Income Tax Rate (Details)	12 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Income Taxes
Statutory federal income tax rate	(21.00%)	(21.00%)	(21.00%)
State taxes, net of Federal benefits	(3.20%)	(3.60%)	(5.20%)
Foreign withholding tax	0.50%	0.60%	0.20%
Net operating loss expiration, impairment and true-ups	6.10%	8.70%	3.60%
Nondeductible expenditures	2.10%	1.40%	1.90%
Change in tax rates	2.80%	0.30%	(1.30%)
Fair value adjustment on warrants			3.30%
Other, net	0.60%	0.70%
Deferred only adjustment	(0.10%)	(0.10%)	0.80%
Valuation allowance	12.70%	13.60%	17.90%
Effective income tax rate	0.50%	0.60%	0.20%

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- Definition

Effective Income Tax Rate Reconciliation, Deferred only adjustment, Percent

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Effective income tax rate reconciliation net operating loss expiration impairment and true ups.

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

+ References

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-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
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-Paragraph 12
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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible expenses.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.

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