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 |