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Stockholders' Equity - Summary of Fair Value of Stock Option Grants (Details)
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Risk-free interest rate, minimum 1.90% 0.60%
Risk-free interest rate. maximum 2.90% 1.10%
Expected volatility, minimum 81.80% 87.90%
Expected volatility, maximum 87.50% 89.50%
Expected dividend yield 0.00% 0.00%
Minimum    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Expected term (in years) 5 years 6 months 5 years 6 months
Maximum    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Expected term (in years) 5 years 7 months 6 days 6 years 1 month 6 days