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Note 11 - Income Taxes (Details)- (Table 3) Valuation and Qualifying Accounts (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Movement in Valuation Allowances and Reserves [Roll Forward]    
Balance at Beginning of period $ 1,935,133 $ 910,779
Charged to Cost and Expenses 1,882,762 1,024,354
Write-offs      
Other Charges      
Balance at End of Period $ 3,817,895 $ 1,935,133