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Stock Option and Grant Plan - Summary of Stock-Based Compensation (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Total stock-based compensation expense $ 5,524 $ 802 $ 15,623 $ 2,045
Research and Development        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Total stock-based compensation expense 1,416 187 4,001 578
Selling, General and Administrative        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Total stock-based compensation expense $ 4,108 $ 615 $ 11,622 $ 1,467