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Description of the Business and Summary of Significant Accounting Policies (Schedule of Potentially Dilutive Common Stock Equivalents) (Details) - shares
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive common stock equivalents 32,024,466 21,761,551
Options [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive common stock equivalents 5,183,360 5,160,445
Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive common stock equivalents 19,295,773 9,055,773
Convertible Preferred Stock [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive common stock equivalents 7,545,333 7,545,333