Summary of Significant Accounting Policies (Details) - USD ($)	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Net Loss per Common Share [Abstract]
Antidilutive securities excluded from computation of earnings per share (in shares)	6,764,177	5,711,216
Stock Options to Purchase Common Stock [Member]
Net Loss per Common Share [Abstract]
Antidilutive securities excluded from computation of earnings per share (in shares)	6,387,495	5,166,511
Warrants to Purchase Common Stock [Member]
Net Loss per Common Share [Abstract]
Antidilutive securities excluded from computation of earnings per share (in shares)	376,682	544,705
ASU 2016 - 09 [Member]
Accounting Standards Adopted [Abstract]
Tax benefit	$ (84,786)