XML 47 R39.htm IDEA: XBRL DOCUMENT v3.25.0.1
Summary of Significant Accounting Policies - Schedule of Potentially Dilutive Shares (Detail) - shares
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 22,412,414 25,454,806
Outstanding stock options    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 2,905,029 1,867,795
Outstanding restricted stock units    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 3,120,374 400,000
December 2020 Public Offering Series 2 | Warrant    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 0 6,800,000
April 2022 Public Offering | Warrant    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 15,000,000 15,000,000
Common stock associated with March 2019 Notes    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 1,138,200 1,138,200
Warrants to purchase common stock associated with Loan Agreement | Warrant    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 198,811 198,811
Warrants to purchase common stock associated with Danforth | Warrant    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 50,000 50,000