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Net Income (Loss) Per Share Applicable to Common Stockholders (Details) - USD ($)
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Numerator:    
Net income (loss) $ 548,314 $ (71,560)
Denominator: Weighted average common shares outstanding used in computing net income (loss) per share:    
Basic 5,646,397 5,513,588
Effect of dilutive stock options and warrants (treasury stock method) 944,480 0
Diluted 6,590,877 5,513,588
Net income (loss) per share:    
Basic $ 0.10 $ (0.01)
Diluted $ 0.08 $ (0.01)