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Note 11 - Income Taxes - Effective Tax Rate (Details)		10 Months Ended	12 Months Ended
	Dec. 22, 2017	Oct. 31, 2018	Oct. 31, 2019	Oct. 31, 2018	Oct. 31, 2017
Computed “expected” tax rate	35.00%	21.00%	21.00%	21.00%	35.00%
State income taxes, net of federal income tax benefit			(5.00%)	17.20%	1.00%
Permanent differences, net			(42.40%)	74.00%	(2.40%)
Deferred tax asset valuation allowance impact			20.80%	(70.80%)	(667.80%)
Tax contingencies			0.50%	1.00%
Adjustments to prior years’ tax accruals			(1.00%)	2.10%
Effective tax rate			(6.10%)	44.50%	(634.20%)

X

- Definition

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

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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 attributable to nondeductible expenses.

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