XML 72 R55.htm IDEA: XBRL DOCUMENT v3.23.1
Convertible Line of Credit - Related Party (Details) - USD ($)
12 Months Ended
Dec. 19, 2022
Jul. 25, 2022
Dec. 31, 2022
Dec. 31, 2021
Convertible Line of Credit - Related Party [Abstract]        
Share price (in dollars per share)     $ 1.13  
Proceeds from lines of credit     $ 10,000,000 $ 0
Common stock, par value (in dollars per share)     $ 0.001 $ 0.001
Expected life     5 years 8 months 12 days 6 years
Expected volatility     93.70% 91.70%
Risk free interest rate     1.85% 0.66%
Expected dividend     0.00% 0.00%
Warrants [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Warrants issuance value   $ 738,000    
Expected life     7 years  
Expected volatility     92.00%  
Risk free interest rate     3.19%  
Expected dividend     0.00%  
Amortization of interest expense     $ 92,000  
Warrant One [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Warrants issuance value $ 160,780      
Expected life     7 years  
Expected volatility     91.00%  
Risk free interest rate     4.06%  
Expected dividend     0.00%  
Amortization of interest expense     $ 2,000  
Minimum [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Expected life     5 years  
Maximum [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Expected life     6 years  
Richard E. Uihlein [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Common stock, par value (in dollars per share)   $ 0.001    
Percentage of warrants equal to the closing price of common stock   150.00%    
Warrants expiry date     Jul. 31, 2029  
Richard E. Uihlein [Member] | Warrants [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Exercise price of warrant (in dollars per share)   $ 5    
Richard E. Uihlein [Member] | Warrant One [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Exercise price of warrant (in dollars per share) $ 3      
Richard E. Uihlein [Member] | Unsecured Convertible Promissory Note [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Line of credit   $ 60,000,000    
Additional short term borrowing interest rate 2.00% 2.00%    
Borrowings repayment due date   Jan. 31, 2026    
Share price (in dollars per share)     $ 3  
Proceeds from lines of credit $ 10,000,000      
Interest rate on short term loans 6.40%      
Short term borrowing interest rate 4.46%      
Short term borrowing effective interest rate 7.10%      
Accrued interest     $ 23,000  
Richard E. Uihlein [Member] | Unsecured Convertible Promissory Note [Member] | Minimum [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Share price (in dollars per share)   $ 3    
Richard E. Uihlein [Member] | Unsecured Convertible Promissory Note [Member] | Maximum [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Share price (in dollars per share)   $ 10    
Common Stock [Member] | Richard E. Uihlein [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Warrants to purchase common stock (in shares)   1,700,000    
Common Stock [Member] | Richard E. Uihlein [Member] | Maximum [Member]        
Convertible Line of Credit - Related Party [Abstract]        
Warrants to purchase common stock (in shares) 200,000 500,000    
Warrants to purchase additional common stock (in shares)   1,200,000