Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Schedule of Antidilutive Securities (Details)

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Summary of Significant Accounting Policies - Schedule of Antidilutive Securities (Details) - shares
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive earnings per share, amount 31,898,000 45,942,000
Stock Options [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive earnings per share, amount 16,859,000 11,455,000
Convertible Preferred Stock and Accrued Dividends Upon Conversion [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive earnings per share, amount 9,240,000 28,685,000
Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive earnings per share, amount 5,799,000 5,802,000