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Income Taxes (Detail) - The tax effects of temporary differences of the deferred tax (USD $)
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Oct. 31, 2012
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Oct. 31, 2011
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|---|---|---|
| Federal and state NOL and tax credit carryforwards | $ 24,284,000 | $ 25,062,000 |
| Unrealized gain (loss) on available for sale securities | ||
| Deferred Compensation | 2,255,000 | 2,244,000 |
| Other | 448,000 | 385,000 |
| Subtotal | 26,987,000 | 27,691,000 |
| Less: valuation allowance | (26,987,000) | (27,691,000) |
| Deferred tax asset, net |
| X | ||||||||||
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- Definition
Accumulated appreciation or loss, net of tax, in value of the total of available-for-sale securities at the end of an accounting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed after one year (or the normal operating cycle, if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards, net of deferred tax liability attributable to taxable temporary differences expected to be realized or consumed after one year (or the normal operating cycle, if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount after allocation of valuation allowances of noncurrent deferred tax asset attributable to deductible temporary differences and carryforwards. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from pension benefits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The sum of domestic, foreign and state and local operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The cumulative amount of future tax effects arising from the unused tax credit carryforward attributable to some other tax carryforward (not otherwise stated) that cannot be utilized on the tax return during the period and that may be carried forward and are expected to more likely than not be used to reduce taxable income or taxes payable in future periods. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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