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Stock-based Compensation - Schedule of Assumptions Used in Black-Scholes Option-Pricing Model for Estimating Fair Value of Stock Options Granted (Details)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share-based Payment Arrangement [Abstract]    
Risk-free interest rate (as a percent) 2.14% 0.68%
Expected volatility (as a percent) 85.00% 80.00%
Expected term (in years) 6 years 6 years 21 days
Expected dividend yield (as a percent) 0.00% 0.00%