STATEMENT OF CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT) (USD $)	Series A Preferred Stock	Series B Preferred Stock	Series C Preferred Stock	Common Stock	Additional Paid-in Capital	Treasury Stock	Accumulated Deficit	Total
Balance at Dec. 31, 2013	$ 30,596,604	$ 17,929,483	$ 21,314,119
Balance at Dec. 31, 2013				494	1,120,680	(190)	(61,503,015)	(60,382,031)
Balance (in shares) at Dec. 31, 2013	18,777,860	12,220,661	18,381,463
Balance (in shares) at Dec. 31, 2013				494,260		29,231
Increase (Decrease) in Stockholders' Equity (Deficit)
Stock-based compensation expense					263,063			263,063
Exercise of stock options				27	28,090			28,117
Exercise of stock options (in shares)				27,035
Conversion of convertible preferred stock to common stock	(30,596,604)	(17,929,483)	(21,814,119)	7,662	70,332,544			70,340,206
Conversion of convertible preferred stock to common stock (in shares)	(18,777,860)	(12,220,661)	(18,803,582)	7,661,871
Exercise and conversion of convertible preferred stock warrants into common stock (in shares)				220
Net loss							(7,226,048)	(7,226,048)
Increase (Decrease) in Temporary Equity
Issuance of Series C preferred stock			500,000
Issuance of Series C preferred stock (in shares)			422,119
Issuance of common stock in connection with initial public offering ($8.00 per share), net of expense of $4,861,814				5,758	41,196,427			41,202,185
Common stock issued (in shares)				5,758,000
Balance at Sep. 30, 2014				$ 13,941	$ 112,940,804	$ (190)	$ (68,729,063)	$ 44,225,492
Balance (in shares) at Sep. 30, 2014				13,941,386		29,231