Stockholders' Equity - Summary of Stock Option Activity (Detail) |
6 Months Ended |
|---|---|
|
Jun. 30, 2026
$ / shares
shares
| |
| Share-Based Payment Arrangement [Abstract] | |
| Number of Outstanding Stock Options, Beginning Balance | shares | 9,591,504 |
| Number of Outstanding Stock Options, Granted | shares | 4,274,091 |
| Number of Outstanding Stock Options, Canceled/forfeited/expired | shares | (296,519) |
| Number of Outstanding Stock Options, Ending Balance | shares | 13,569,076 |
| Weighted Average Exercise Price, Beginning Balance | $ / shares | $ 3.82 |
| Weighted Average Exercise Price, Granted | $ / shares | 0.73 |
| Weighted Average Exercise Price, Canceled/forfeited/expired | $ / shares | 8 |
| Weighted Average Exercise Price, Ending Balance | $ / shares | $ 2.75 |