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Note D - Income Taxes (Detail) - Significant Components of Deferred Income Tax Assets and Liabilities (USD $)
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Sep. 30, 2012
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Sep. 30, 2011
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| Deferred Taxes Gross | $ 7,301,590 | $ 8,385,847 |
| Net current deferred tax asset | 1,491,478 | 994,000 |
| Net long-term deferred tax asset | 6,498,250 | 3,558,797 |
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Short Term [Member]
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| Inventories | 180,639 | 142,648 |
| Accrued expenses and reserves | 160,809 | 148,914 |
| Prepaid expenses | (158,253) | (54,351) |
| Net operating loss carry forwards and credits | 1,480,202 | 1,972,000 |
| Deferred Taxes Gross | 1,663,397 | 2,209,211 |
| Valuation allowance | (171,919) | (1,215,211) |
| Net current deferred tax asset | 1,491,478 | 994,000 |
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Long Term [Member]
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| Accrued expenses and reserves | 13,336 | 22,059 |
| Goodwill | (471,083) | (393,221) |
| Net operating loss carry forwards and credits | 7,637,591 | 8,639,729 |
| Stock based compensation | 53,932 | 36,427 |
| Valuation allowance | (803,339) | (4,827,050) |
| Net long-term deferred tax asset | 6,498,251 | 3,558,797 |
| Intangibles | (7,719) | 9,742 |
| Property and equipment depreciation | $ 75,533 | $ 71,111 |
| X | ||||||||||
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill. No definition available.
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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. 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 inventory. 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 within one year or 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 before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. 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 property, plant, and equipment. No definition available.
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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 share-based compensation. 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 reserves and accruals. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences from goodwill. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses. No definition available.
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