Net Loss Per Share (Tables)

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Schedule of Number of Shares of Common Stock Underlying Potentially Dilutive Securities

As of December 31, 2018 and 2017, the number of shares of common stock underlying potentially dilutive securities include:

	December 31,
	2018		2017
Warrants	—			317,630
Options to purchase common stock		781,725		463,600
Total		781,725		781,230