Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Schedule of Anti-dilutive Securities Excluded from Computation of Earnings Per Share (Details)

v3.21.1
Summary of Significant Accounting Policies - Schedule of Anti-dilutive Securities Excluded from Computation of Earnings Per Share (Details) - shares
 3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Total potentially dilutive shares 29,600,194 24,253,740
Stock Options [Member]    
Total potentially dilutive shares 1,358,490 1,393,551
Convertible Debt [Member]    
Total potentially dilutive shares 4,757,701 3,125,633
Common Stock Warrants [Member]    
Total potentially dilutive shares 14,901,211 11,295,764
Series D Convertible Preferred Stock [Member]    
Total potentially dilutive shares 25,000 25,000
Series G Convertible Preferred Stock [Member]    
Total potentially dilutive shares 26,857 26,857
Series H Convertible Preferred Stock [Member]    
Total potentially dilutive shares 33,334 33,334
Series H2 Convertible Preferred Stock [Member]    
Total potentially dilutive shares 70,000 70,000
Series J Convertible Preferred Stock [Member]    
Total potentially dilutive shares 115,267 115,267
Series K Convertible Preferred Stock [Member]    
Total potentially dilutive shares 229,334 229,334
Series AA Convertible Preferred Stock [Member]    
Total potentially dilutive shares 8,083,000 7,939,000