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Net Loss per Common Share - Anti-Dilutive Effect Excluded from Computation of Diluted Net Loss Per Share Attributable to Common Stockholders (Details) - shares
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders 21,689,919 13,331,262
Apexigen Replacement Warrants    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders 1,003,191 1,003,191
Stock Options Outstanding    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders 12,228,168 6,892,951
Restricted Stock Units Outstanding    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders 2,421,954 3,110,597
Shares Reserved for Future Issuance    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders 5,382,829 1,649,038
Employee Stock Purchase Plan    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders 653,777 675,485