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Note 12 - Subsequent Event (Details) (USD $)
9 Months Ended 0 Months Ended 1 Months Ended
Sep. 30, 2013
Dec. 31, 2012
Oct. 11, 2013
Subsequent Event [Member]
Employee Stock Option [Member]
Oct. 11, 2013
Subsequent Event [Member]
Warrant [Member]
Oct. 11, 2013
Subsequent Event [Member]
Sep. 30, 2013
Subsequent Event [Member]
Note 12 - Subsequent Event (Details) [Line Items]            
Proceeds from Stock Options Exercised (in Dollars)         $ 4,051,000  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price     $ 1.50 $ 1.50 $ 1.50  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in Shares) 300,000       75,000  
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Exercised (in Shares)         2,626,000  
Proceeds from Warrant Exercises (in Dollars)           $ 450,000
Common Stock, Shares, Issued (in Shares) 24,811,500 24,111,500     2,701,000  
Share Price         $ 2.70