Quarterly report pursuant to Section 13 or 15(d)

Net Loss Per Share of Common Stock - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details)

v3.19.1
Net Loss Per Share of Common Stock - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) - shares
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Stock Option and Purchase Warrants [Member]    
Antidilutive securities excluded from computation of earnings per share 3,917,763
Senior Convertible Notes [Member]    
Antidilutive securities excluded from computation of earnings per share 124,789 1,305,577