XML 56 R46.htm IDEA: XBRL DOCUMENT v3.22.2.2
Equity (Details 2) - $ / shares
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Equity [Abstract]      
Stock price $ 0.65   $ 5.27
Dividend yield  
Expected life (years) 3 years 7 days 3 years 3 days  
Expected volatility 69.91% 84.16%  
Risk-free interest rate 2.73% 0.32%