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Note 6 - Income Taxes (Details Textual)
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12 Months Ended |
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Dec. 31, 2014
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| Income Tax Disclosure [Abstract] | |
| Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate |
| X | ||||||||||
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- Definition
Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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