Note 13 - Derivative Financial Instrument - Interest Rate Swap (Details) - Income from Derivative Instruments (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Derivative Instruments, Gain (Loss) [Line Items]    
Interest rate swap $ 663,509 $ (111,010)
Other Income (Expense) [Member]
   
Derivative Instruments, Gain (Loss) [Line Items]    
Interest rate swap $ 663,509 $ (111,010)