General form of registration statement for all companies including face-amount certificate companies

Stock-based Compensation - Summary of Estimated Assumptions of Weighted-Average Fair Values of Options Granted (Details)

v3.22.4
Stock-based Compensation - Summary of Estimated Assumptions of Weighted-Average Fair Values of Options Granted (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Share-Based Payment Arrangement [Abstract]    
Weighted-average risk-free interest rate 0.59% 0.32%
Expected dividend yield 0.00% 0.00%
Expected volatility 82.22% 87.63%
Expected terms 3 years 11 months 19 days 4 years 5 months 8 days