Net Income (Loss) Per Share (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Numerator
Net income (loss)	$ 244,928	$ (622,786)	$ 336,258	$ (1,866,970)
Weighted average shares outstanding used in computing net income (loss) per share
Basic	11,755,500	9,752,122	10,840,584	9,839,325
Effect of dilutive stock options, warrants, and stock grants	1,166,268		936,170
Diluted	12,921,768	9,752,122	11,766,754	9,839,325
Net Income (Loss) per share
Basic	$ 0.02	$ (0.06)	$ 0.03	$ (0.19)
Diluted	$ 0.02	$ (0.06)	$ 0.03	$ (0.19)