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Stock-Based Compensation Plans - Summary of Stock Option Activity (Details) - Outstanding stock options - 2019 Omnibus Equity Incentive Plan - USD ($)
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Options    
Outstanding, beginning balance (in shares) 3,791,688 2,157,460
Granted (in shares) 1,815,314 1,301,513
Exercised (in shares) 0 (852)
Forfeited or expired (in shares) (11,161) (34,639)
Outstanding, ending balance (in shares) 5,595,841 3,423,482
Options vested and expected to vest, Ending balance (in shares) 5,595,841 3,423,482
Options exercisable, Ending balance (in shares) 1,888,367 952,888
Weighted- Average Exercise Price    
Outstanding, beginning balance (usd per share) $ 11.33 $ 13.54
Granted (usd per share) 1.41 10.90
Exercised (usd per share) 0 5.67
Forfeited or expired (usd per share) 13.29 12.68
Outstanding, ending balance (usd per share) 8.11 12.55
Options vested and expected to vest, Weighted-Average Exercise Price, Ending balance (usd per share) 8.11 12.55
Options exercisable, Weighted-Average Exercise Price, Ending balance (usd per share) $ 12.66 $ 13.85
Other Disclosures    
Outstanding, Weighted-Average Remaining Contractual Term, Ending balance 8 years 7 months 28 days 9 years
Options vested and expected to vest , Weighted-Average Remaining Contractual Term, Ending balance 8 years 7 months 28 days 9 years
Options exercisable, Weighted-Average Remaining Contractual Term, Ending balance 7 years 8 months 1 day 8 years 3 months
Outstanding, Aggregate Intrinsic Value, Ending balance $ 161,428 $ 1,464,329
Options vested and expected to vest , Aggregate Intrinsic Value, Ending balance 161,428 1,464,329
Options exercisable, Aggregate Intrinsic Value, Ending balance $ 1,980 $ 215,617