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Common Stock and Preferred Stock - Summary of Common Stock Reserved For Future Issuance (Details) - shares
Sep. 30, 2024
Dec. 31, 2023
Schedule Of Common Stock Reserved For Future Issuance [Line Items]    
Total shares of authorized common stock reserved for future issuance (in shares) 3,521,531 1,384,683
Shares reserved for exercise of outstanding stock options    
Schedule Of Common Stock Reserved For Future Issuance [Line Items]    
Total shares of authorized common stock reserved for future issuance (in shares) 1,829,324 666,163
Pre-funded warrant | June 2023 Follow-On Offering    
Schedule Of Common Stock Reserved For Future Issuance [Line Items]    
Total shares of authorized common stock reserved for future issuance (in shares) 0 470,000
Pre-funded warrant | January 2024 Follow-On Offering    
Schedule Of Common Stock Reserved For Future Issuance [Line Items]    
Total shares of authorized common stock reserved for future issuance (in shares) 904,580 0
Pre-funded warrant | April 2024 Follow-On Offering    
Schedule Of Common Stock Reserved For Future Issuance [Line Items]    
Total shares of authorized common stock reserved for future issuance (in shares) 221,238 0
Share-based payment arrangement | Shares reserved for future awards under the 2020 Stock Option and Incentive Plan    
Schedule Of Common Stock Reserved For Future Issuance [Line Items]    
Total shares of authorized common stock reserved for future issuance (in shares) 115,058 148,264
Share-based payment arrangement | Shares reserved for future awards under the 2020 Employee Stock Purchase Plan    
Schedule Of Common Stock Reserved For Future Issuance [Line Items]    
Total shares of authorized common stock reserved for future issuance (in shares) 115,883 53,111
Share-based payment arrangement | Shares reserved for future awards under the 2024 Inducement Plan    
Schedule Of Common Stock Reserved For Future Issuance [Line Items]    
Total shares of authorized common stock reserved for future issuance (in shares) 112,774 0
Shares reserved for vesting of restricted stock units    
Schedule Of Common Stock Reserved For Future Issuance [Line Items]    
Total shares of authorized common stock reserved for future issuance (in shares) 222,674 47,145