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Note 7 - Income Taxes (Details) (USD $)
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Income Tax Disclosure [Abstract]      
Income Tax Expense (Benefit) $ 251,600 $ 119,832  
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest 728,439 196,411  
Unrecognized Tax Benefits 100,000 400,000  
Unrecognized Tax Benefits, Period Increase (Decrease)   (300,000)  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued $ 0   $ 0