Quarterly report pursuant to Section 13 or 15(d)

Convertible Notes (Details)

v3.21.2
Convertible Notes (Details)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Nov. 04, 2020
shares
Jun. 08, 2020
USD ($)
May 25, 2018
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Dec. 31, 2020
USD ($)
Convertible Notes [Abstract]                  
Proceeds from issuance of convertible notes             $ 0 $ 1,748  
Fair value, convertible note       $ 1,260   $ 1,260   1,260  
Fair value change in derivative and warrant liabilities         $ 0 (879) 33,829 (158)  
Amortization of note discounts             0 874  
Convertible Notes [Member]                  
Convertible Notes [Abstract]                  
Proceeds from issuance of convertible notes     $ 8,500            
Shares converted to common stock (in shares) | shares 977,128                
Increase in additional paid-in capital             $ 971    
Interest rate percentage         8.00%   8.00%    
Interest expense           171   478  
Proceeds from sale of capital stock             $ 5,000    
Interest rate in period of default             12.00%    
Convertible notes discount               831  
Premium conversion derivative         $ 0   $ 0   $ 0
Fair value change in derivative and warrant liabilities           (879)   (158)  
Convertible notes discount third party       $ 10   10   10  
Amortization of note discounts           $ 8   $ 944  
Convertible Notes [Member] | Conversion Agreement [Member]                  
Convertible Notes [Abstract]                  
Conversion price quotient   $ 100,000              
Conversion rate   1.75              
Convertible Notes [Member] | CIC [Member]                  
Convertible Notes [Abstract]                  
Conversion rate       2          
Convertible Notes [Member] | Qualified Financing [Member]                  
Convertible Notes [Abstract]                  
Conversion rate       1.75          
Proceeds from new equity investments             $ 1,000    
Convertible Notes [Member] | Reverse Merger [Member]                  
Convertible Notes [Abstract]                  
Conversion rate       1.75          
Convertible Notes [Member] | IPO [Member]                  
Convertible Notes [Abstract]                  
Conversion rate       1.75