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Note 12 - Income Taxes (Details) - Effective Tax Rate	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Effective Tax Rate [Abstract]
Computed “expected” tax rate	35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
State income taxes, net of federal income tax benefit	(3.50%)us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	14.00%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	(2.60%)us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
Permanent differences, net	0.80%us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense	11.30%us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense	(0.30%)us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense
Deferred tax asset valuation allowance impact	(1393.30%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	(66.20%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	(32.30%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
Tax contingencies	(0.60%)us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingencies	(36.80%)us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingencies	34.80%us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingencies
Adjustments to prior years’ tax accruals	(60.40%)us-gaap_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes
Effective tax rate	(1422.00%)us-gaap_EffectiveIncomeTaxRateContinuingOperations	(42.70%)us-gaap_EffectiveIncomeTaxRateContinuingOperations	34.60%us-gaap_EffectiveIncomeTaxRateContinuingOperations

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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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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 state and local income tax expense (benefit), net of federal tax expense (benefit).

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