Quarterly report pursuant to Section 13 or 15(d)

Description of the Business and Financial Condition (Details Narrative)

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Description of the Business and Financial Condition (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Cumulative net loss   $ (116,455,493)   $ (112,739,620)
Net cash used in operations   (4,038,514) $ (1,419,570) $ (2,849,515)
Offering costs $ 94,162      
Proceeds from issuance of Paycheck Protection Program loan   896,000    
Security Purchase Agreement | The "2020 Secured Notes"        
Secured convertible notes   17,500,000    
Proceeds from debt, net   $ 16,800,000    
Term of secured notes   5 years    
Securities Purchase Agreement (the "2019 PIPE") | Accredited Investors        
Sale of stock, number of shares issued       2,426,455
Share price (in dollars per share)       $ 3.10
Offering costs       $ 94,000
Proceeds from issuance of stock       $ 7,500,000