Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2017

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Information Related to Stock Options Outstanding

Information related to stock options outstanding at September 30, 2017 is as follows:

	Number of Stock Options		Weighted- average Exercise Price		Weighted- average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding		1,720,004	$	4.73		4.93	$	883,740
Exercisable		971,221	$	4.44		4.41	$	857,749
Expected to vest		748,783	$	5.11		5.61	$	25,991

Schedule of Stock-based Compensation Expense

Stock-based compensation expense is classified in the accompanying condensed consolidated statements of operations and comprehensive loss for the three and nine months ended September 30, 2017 and 2016 as follows:

	Three Months Ended September 30,				Nine Months Ended  September 30,
	2017		2016		2017		2016
Research and development	$	93,821	$	62,871	$	250,061	$	215,596
General and administrative		359,216		132,185		887,064		369,189
Total	$	453,037	$	195,056	$	1,137,125	$	584,784