Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation - Schedule of Assumptions Used to Determine Grant Date Fair Value of Employee and Director Options Granted (Details)

v3.22.2
Share-Based Compensation - Schedule of Assumptions Used to Determine Grant Date Fair Value of Employee and Director Options Granted (Details) - $ / shares
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Volatility   120.00%
Volatility, minimum 110.00%  
Volatility, maximum 130.00%  
Dividend rate 0.00% 0.00%
Risk-free interest rate, minimum 1.90% 0.90%
Risk-free interest rate, maximum 3.53% 1.29%
Minimum    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Expected term in years 5 years 6 months 5 years 6 months
Share price $ 0.20 $ 1.99
Fair value of option on grant date $ 0.16 $ 1.70
Maximum    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Expected term in years 6 years 3 months 6 years 3 months
Share price $ 0.45 $ 2.01
Fair value of option on grant date $ 0.40 $ 1.75