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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, 2020
Mar. 31, 2019
Antidilutive securities excluded from computation of earnings per share 782,923 660,511
Stock Options and Purchase Warrants [Member]    
Antidilutive securities excluded from computation of earnings per share 725,423 642,657
Senior Convertible Notes [Member]    
Antidilutive securities excluded from computation of earnings per share 57,500 17,854