Quarterly report pursuant to Section 13 or 15(d)

Borrowings - Convertible Promissory Note (Details)

v3.23.1
Borrowings - Convertible Promissory Note (Details)
3 Months Ended
Feb. 01, 2023
USD ($)
shares
Nov. 28, 2022
USD ($)
Nov. 21, 2022
Aug. 15, 2022
USD ($)
D
item
$ / shares
shares
Aug. 15, 2021
Mar. 31, 2023
USD ($)
shares
Dec. 31, 2022
USD ($)
shares
Dec. 01, 2022
shares
Aug. 31, 2022
USD ($)
Aug. 24, 2022
$ / shares
Borrowings                    
Number of shares issuable upon exercise of warrants | shares           1,118,152        
Gross proceeds       $ 3,000,000            
Net proceeds       $ 2,483,000            
Floor price | $ / shares       $ 0.50            
Amortization of debt discounts           $ 719,000        
Convertible note payable           468,000 $ 457,000 [1]      
Derivative liability           333,000 333,000 [1]      
Convertible Note                    
Borrowings                    
Debt discount                 $ 2,509,000  
Derivative liability           333,000        
Change in fair value of derivative liability           0        
Maxim Group LLC                    
Borrowings                    
Number of shares issuable upon exercise of warrants | shares       1,944            
Exercise price per share | $ / shares       $ 99.70            
Exercise period of warrants       6 months            
Expiration period of warrants     5 years 5 years            
Maxim Group LLC | Convertible Note                    
Borrowings                    
Debt discount           913,000 $ 1,632,000      
Investor                    
Borrowings                    
Number of shares issuable upon exercise of warrants | shares       20,970            
Exercise price per share | $ / shares       $ 99.70            
Warrants issued in connection with warrant exercise   $ 750,000                
Investor | Series A warrants                    
Borrowings                    
Number of warrants issued | shares               53,572    
Investor | Series B warrants                    
Borrowings                    
Number of warrants issued | shares             53,572      
Investor | Convertible Note                    
Borrowings                    
Floor price | $ / shares                   $ 0.25
Convertible Note                    
Borrowings                    
Principal amount       $ 3,600,000            
Conversion price, percentage of average VWAPs considered       90.00%            
Conversion price, Number of lowest daily VWAPs considered | item       5            
Conversion price, Number of trading days | D       20            
Base conversion price | $ / shares       $ 92.60            
Number of days written notice       3 days            
Percentage of outstanding principal amount payable upon conversion in cash       105.00%            
Percentage of outstanding principal that the Investor has an option to convert to common stock       103.00%            
Period after the Conversion Trigger Date, that the Investor may convert only upto to an aggregate of $250,000 in outstanding principal amount       9 months            
Aggregate outstanding principal amount that can be converted, after the Conversion Trigger Date within nine-month period       $ 250,000            
Debt discount       $ 2,509,000   913,000        
Derivative liability           $ 286,000        
Outstanding principal converted $ 708,000                  
Number of shares issued upon conversion | shares 67,500                  
Percentage of outstanding principal that the Investor has an option to redeem         103.00%          
[1] The condensed consolidated balance sheet as of December 31, 2022 was derived from the audited consolidated balance sheet as of that date.