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Note 12 - Income Taxes - Net Operating Loss Carryforwards (Details) - USD ($) | Dec. 31, 2015 | Dec. 31, 2014
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Domestic Tax Authority [Member] |  |
Combined NOL Carryforwards: |  |
NOL carryforwards | $ 63,013,194 | $ 57,521,560
State and Local Jurisdiction [Member] |  |
Combined NOL Carryforwards: |  |
NOL carryforwards | $ 54,131,507 | $ 50,440,965

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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319 + Details
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