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8. Income Taxes: Schedule of Deferred Tax Assets and Liabilities (Details) (USD $)
Oct. 31, 2014
Oct. 31, 2013
Details    
Deferred Tax Assets, Tax Credit Carryforwards $ 3,007,000us-gaap_DeferredTaxAssetsTaxCreditCarryforwards $ 3,665,000us-gaap_DeferredTaxAssetsTaxCreditCarryforwards
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits 126,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits 115,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts 12,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts 11,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost 148,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost 111,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
Deferred Tax Assets, Tax Deferred Expense, Other (721,000)us-gaap_DeferredTaxAssetsTaxDeferredExpenseOther (854,000)us-gaap_DeferredTaxAssetsTaxDeferredExpenseOther
Deferred Tax Assets, Gross $ 2,572,000us-gaap_DeferredTaxAssetsGross $ 3,048,000us-gaap_DeferredTaxAssetsGross