Net Loss Per Share (Tables)

9 Months Ended

Sep. 30, 2019

Earnings Per Share [Abstract]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

Potential common shares issuable upon conversion, vesting or exercise of preferred stock, unvested restricted stock, common stock warrants, and stock options that are excluded from the computation of diluted weighted-average shares outstanding are as follows:

	The three and nine months ended		The three and nine months ended
	September 30, 2019		September 30, 2018
Common stock warrants		10,384,706		1,767
Common stock options		976,861		45,517
Restricted stock		323,191		568