Accounts Payable and Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Payables and Accruals [Abstract] | ||
| Accrued compensation and ESPP contributions | $ 2,667 | $ 2,693 |
| Accrued outsourced non-clinical studies | 1,360 | 651 |
| Accrued contract manufacturing costs | 1,535 | 223 |
| Accrued clinical trial costs | 50 | 49 |
| Accrued other | 617 | 323 |
| Total accrued expenses and other current liabilities | $ 6,229 | $ 3,939 |