Note 9 - Income Taxes - Net Deferred Taxes (Details) - USD ($) |
Dec. 31, 2017 |
Dec. 31, 2016 |
|---|---|---|
| Deferred revenue | $ 756,900 | $ 1,509,400 |
| Deferred franchise costs | (281,000) | (553,900) |
| Allowance for doubtful accounts | 51,400 | |
| Accrued expenses | 45,300 | 57,400 |
| Goodwill - component 1 | (136,500) | (120,700) |
| Goodwill - component 2 | 55,500 | 86,800 |
| Restricted stock compensation | (17,900) | (30,800) |
| Nonqualified stock options | 152,900 | 182,100 |
| Deferred rent | 257,100 | 629,600 |
| Lease abandonment | 80,600 | 108,900 |
| Net operating loss carryforwards | 7,061,300 | 8,924,800 |
| Tax credits | 14,000 | 14,000 |
| Charitable contribution carryover | 5,200 | 6,500 |
| Asset basis difference related to property and equipment | 377,800 | 201,300 |
| Intangibles | 368,100 | 429,600 |
| 8,739,300 | 11,496,400 | |
| Less valuation allowance | (8,875,800) | (11,617,100) |
| Net non-current deferred tax liability | $ (136,434) | $ (120,700) |
| X | ||||||||||
- Definition Represents the asset basis difference in property and equipment for deferred tax assets. No definition available.
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| X | ||||||||||
- Definition Represents the deferred rent in the deferred tax assets current. No definition available.
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| X | ||||||||||
- Definition Represents the deferred tax asset net operating loss carryforward noncurrent. No definition available.
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| X | ||||||||||
- Definition Represents the current deferred tax asset of restricted stock compensation. No definition available.
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| X | ||||||||||
- Definition Represents the accrued expenses of the deferred tax assets current portion. No definition available.
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| X | ||||||||||
- Definition Represents the current portion of the allowance for doubtful account in the deferred tax assets. No definition available.
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| X | ||||||||||
- Definition Represents the deferred tax assets current for charitable contributions carryover. No definition available.
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| X | ||||||||||
- Definition Represents the franchise costs in the deferred tax assets, current. No definition available.
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to the lesser value of the book value of goodwill and the tax value of goodwill. No definition available.
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to the difference between the book value and the taxable value of goodwill. No definition available.
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets excluding goodwill. No definition available.
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from abandoned lease obligations. No definition available.
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from non-qualified stock options and carryforwards classified as non-current. No definition available.
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| X | ||||||||||
- Definition Represents the deferred revenue of the deferred tax assets current. No definition available.
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| X | ||||||||||
- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences and carryforwards, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of valuation allowance of deferred tax asset attributable to deductible temporary differences and carryforwards, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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