Net Loss Per Share (Tables)

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

Schedule of Potentially Dilutive Securities

The potentially dilutive securities are as follows:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2018		2017		2018		2017
Service Period Stock Options		2,070,511		2,823,313		2,048,563		2,792,566
Restricted Stock Units		229,513		175,918		198,205		136,933
Performance Stock Options		39,253		—		39,253		—
Warrants		—		61,117		—		61,117
Total		2,339,277		3,060,348		2,286,021		2,990,616