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Note 4 - Income Taxes - Tax Provision Differs from Applying Statutory Federal Income Tax Rate (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2014	Nov. 01, 2013
Provision (benefit) for federal income taxes at the applicable statutory rate	$ (1,477)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	$ 1,049us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
Increase in provision (benefit) resulting from state income taxes, net of federal income tax benefit	61us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes	488us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes
Research & development tax credit	(25)us-gaap_IncomeTaxReconciliationTaxCreditsResearch	(33)us-gaap_IncomeTaxReconciliationTaxCreditsResearch
Non-taxable life insurance gain	(175)us-gaap_IncomeTaxReconciliationNondeductibleExpenseLifeInsurance	(280)us-gaap_IncomeTaxReconciliationNondeductibleExpenseLifeInsurance
Change in valuation allowance	1,598us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	(1,214)us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
Other, net	(70)us-gaap_IncomeTaxReconciliationOtherAdjustments	159us-gaap_IncomeTaxReconciliationOtherAdjustments
	$ (88)us-gaap_IncomeTaxExpenseBenefit	$ 169us-gaap_IncomeTaxExpenseBenefit

X

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h))

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph h

-Article 4



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Income Tax Expense (or Benefit)

-URI http://asc.fasb.org/extlink&oid=6515339



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 9

-Subparagraph (a),(b)

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- Definition

Amount 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 increase (decrease) in the valuation allowance for deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319



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- Definition

The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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Amount 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 life insurance expense.

+ References

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- Definition

Amount 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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Amount 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 state and local income tax expense (benefit).

+ References

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Amount 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 research tax credit.

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