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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2019
Accounting Policies [Abstract]  
Anti-dilutive securities excluded from the computation of earnings per share

For the years ended December 31, 2019 and 2018 the following potentially dilutive securities were excluded from the computation of diluted earnings per share because their effects would be antidilutive:

 

 

 

2019

 

 

2018

 

Common stock warrants - equity

 

 

 

 

 

6,005

 

Common stock warrants - liability

 

 

1,826,608

 

 

 

271

 

Assumed conversion of Series E and Series E-1 Preferred Stock

 

 

1,802,008

 

 

 

 

Assumed conversion of convertible notes

 

 

63,493

 

 

 

3,681

 

Stock options

 

 

1,640

 

 

 

 

Total

 

 

3,693,749

 

 

 

9,957