Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] | ||
| Prepaid research and development expenses | $ 13,862 | $ 13,969 |
| Prepaid other and other current assets | 2,930 | 2,415 |
| Prepaid expenses and other current assets | $ 16,792 | $ 16,384 |