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Unaudited Condensed Statement of Stockholders' Equity - 6 months ended Jun. 30, 2017 - USD ($)
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Beginning balance at Dec. 31, 2016 $ 45,032,402 $ 928 $ 88,582,470 $ (43,550,996)
Beginning balance, shares at Dec. 31, 2016   9,275,062    
Stock-based compensation 249,888   249,888  
Exercise of stock options 436,695 $ 21 436,674  
Exercise of stock options, shares   211,713    
Shares issued pursuant to stock awards   $ 5 (5)  
Shares issued pursuant to stock awards, shares   57,475    
Reversal of costs related to secondary offering 781   781  
Net income 314,970     314,970
Ending balance at Jun. 30, 2017 $ 46,034,736 $ 954 $ 89,269,808 $ (43,236,026)
Ending balance, shares at Jun. 30, 2017   9,544,250