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Note 7 - Income Taxes (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Income Tax Disclosure [Abstract]          
Income Tax Expense (Benefit) $ 1,143,981 $ 999,747 $ 2,061,526 $ 1,333,287  
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest 3,834,886 3,593,107 6,576,452 4,590,856  
Unrecognized Tax Benefits 100,000 100,000 100,000 100,000  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued $ 0   $ 0   $ 0