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Note 7 - Goodwill (Details Textual) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Dec. 31, 2014
Apr. 30, 2015
Goodwill, Impairment Loss $ 11,070,991 $ 11,070,991 $ 0  
Market Capitalization 16,700,000   16,700,000   66,100,000  
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest $ 19,068,730   $ 19,068,730   38,165,625  
Share Price $ 0.90   $ 0.90     $ 2.80
Goodwill $ 985,000   $ 985,000   $ 12,055,991