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Note 13 - Preferred Stock (Details) - USD ($)
 12 Months Ended
Nov. 17, 2014
Jan. 08, 2014
Dec. 31, 2015
Dec. 31, 2014
Note 13 - Preferred Stock (Details) [Line Items]        
Preferred Stock, Shares Issued     18,021 28,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights     500,000  
Preferred Stock, Liquidation Preference Per Share (in Dollars per share)     $ 1,000  
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share)     $ 8.40  
Preferred Stock, Dividend Rate, Percentage   5.00% 9.00%  
Payments of Ordinary Dividends, Preferred Stock and Preference Stock (in Dollars) $ 5,492,749   $ 2,487,274 $ 5,492,749
Series A Preferred Stock [Member]        
Note 13 - Preferred Stock (Details) [Line Items]        
Preferred Stock, Shares Issued     18,021 28,000
Stock Redeemed or Called During Period, Shares     9,979  
Preferred Stock, Redemption Price Per Share (in Dollars per share)     $ 1,000