Net Loss per Common Share (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Net Loss per Common Share [Line Items]
Basic and diluted weighted average common stock shares outstanding	13,100,820	12,568,041	13,033,106	12,512,949
Common stock options
Net Loss per Common Share [Line Items]
Potentially dilutive securities excluded from loss per share computations	3,353,583	2,731,613	3,353,583	2,731,613
Common stock purchase warrants
Net Loss per Common Share [Line Items]
Potentially dilutive securities excluded from loss per share computations	7,460,283	7,745,997	7,460,283	7,745,997
Restricted stock unvested
Net Loss per Common Share [Line Items]
Potentially dilutive securities excluded from loss per share computations	272,976	137,502	272,976	137,502