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Note 7 - Deferred Finance Charges (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Deferred Finance Charges [Abstract]      
Deferred Finance Costs, Noncurrent, Net $ 390,000 $ 1,569,375  
Deferred Finance Costs, Gross 6,343,300 5,959,350  
Amortization of Financing Costs $ 587,157 $ 656,341 $ 425,933