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Loss per Share (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Numerator:    
Net loss $ (4,226,617) $ (1,983,711)
Preferred stock deemed dividend   (24,321)
Net loss attributable to common shareholders $ (4,226,617) $ (2,008,032)
Denominator:    
Weighted average common shares outstanding (in shares) 4,345,699 250,126
Net loss per share of common stock-basic and diluted (in dollars per share) $ (0.97) $ (8.03)
Securities excluded from the computation of diluted weighted shares outstanding    
Anti-dilutive securities (in shares) 2,597,860 141,956
Series A    
Securities excluded from the computation of diluted weighted shares outstanding    
Anti-dilutive securities (in shares) 3,184 3,184
Series C    
Securities excluded from the computation of diluted weighted shares outstanding    
Anti-dilutive securities (in shares) 16,839 17,770
Stock options    
Securities excluded from the computation of diluted weighted shares outstanding    
Anti-dilutive securities (in shares) 41,271 9,013
Warrants – liability classified    
Securities excluded from the computation of diluted weighted shares outstanding    
Anti-dilutive securities (in shares) 107,998 107,998
Warrants    
Securities excluded from the computation of diluted weighted shares outstanding    
Anti-dilutive securities (in shares) 2,428,568 3,991