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Stock-Based Compensation - Schedule of Estimated Fair Value Assumptions (Details)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Expected volatility, minimum 98.05%  
Expected volatility, maximum 101.66%  
Expected volatility   75.17%
Risk-free interest rate 1.60% 1.16%
Expected dividend yield 0.00% 0.00%
Expected term (in years) 6 years 29 days  
Minimum    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Expected term (in years)   6 years 7 days
Maximum    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Expected term (in years)   6 years 29 days