Accrued Expenses and Other Current Liabilities - Summary of Accrued Expenses and Other Current Liabilities (Detail) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Payables and Accruals [Abstract] | ||
| Clinical and development costs | $ 437 | $ 246 |
| Manufacturing and quality costs | 121 | 145 |
| Payroll and employee-related costs | 2,229 | 2,685 |
| Facility and other | 952 | 896 |
| Total accrued expenses and other current liabilities | $ 3,739 | $ 3,972 |