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Stock-Based Compensation - Summary of Stock Options Activity (Details) - Options to purchase Common Stock - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Number of Options    
Beginning balance (in shares) 1,860,507  
Granted (in shares) 1,926,466  
Forfeitures (in shares) (10,770)  
Expired (in shares) (4,219)  
Ending balance (in shares) 3,771,984 1,860,507
Vested and exercisable (in shares) 1,281,604  
Vested and expected to vest (in shares) 3,671,664  
Weighted-Average Exercise Price Per Share    
Outstanding (in dollars per share) $ 7.43  
Granted (in dollars per share) 7.27  
Forfeited (in dollars per share) 2.55  
Expired (in dollars per share) 216.00  
Outstanding (in dollars per share) 7.13 $ 7.43
Vested and exercisable (in dollars per share) 8.96  
Vested and expected to vest (in dollars per share) $ 7.18  
Intrinsic value, outstanding $ 6,405,258 $ 27,963,363
Intrinsic value, vested and exercisable 4,303,588  
Intrinsic value, vested and expected to vest $ 6,253,298  
Weighted average remaining contract term, outstanding 8 years 8 months 12 days 8 years 10 months 24 days
Weighted average remaining contractual term, exercisable 7 years 7 months 6 days  
Weighted average remaining contractual term, vested and expected to vest 8 years 8 months 12 days