Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Stock Based Compensation (Details)

v2.4.0.8
Note 4 - Stock Based Compensation (Details) (USD $)
9 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2012
Non Qualified Stock Options [Member]
Jun. 30, 2013
Restricted Stock Awards [Member]
Jun. 30, 2013
Employee Stock Purchase Plan [Member]
Dec. 31, 2012
Employee Stock Purchase Plan [Member]
Note 4 - Stock Based Compensation (Details) [Line Items]            
Share-based Compensation $ 570,574 $ 326,651        
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized 2,105,047          
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 4 years 73 days          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)     12,000 9,090    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term     6 years      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period     1 year 1 year    
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share)     $ 5.91      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)     $ 4.12 $ 5.50    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term 4 years 14 days          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value 6,125,305          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term 4 years 7 days          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value 5,149,482          
Proceeds from Stock Options Exercised $ 14,996 $ 147,707        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in Shares) 47,657 168,148        
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Offering Date 85.00%          
Stock Issued During Period, Shares, Employee Stock Purchase Plans (in Shares)         17,597 18,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)         $ 3.82 $ 3.82
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares)         203,245