Annual report [Section 13 and 15(d), not S-K Item 405]

Net Loss Per Share - Summary of Shares Excluded from Calculation of Diluted Net Loss per Share Applicable to Common Stockholders (Detail)

v3.26.1
Net Loss Per Share - Summary of Shares Excluded from Calculation of Diluted Net Loss per Share Applicable to Common Stockholders (Detail) - shares
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Total 204,401,772 43,038,721
Options to Purchase Shares of Stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Total 38,204,120 16,904,050
Warrants to Purchase Shares of Stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Total 162,048,400 26,134,671
Restricted common stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Total 1,660,222 0
Contingent consideration    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Total 2,489,030 0