Income Taxes - Schedule of Valuation Allowance - (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Income Tax Disclosure [Abstract] | ||
| Balance at beginning of year | $ (134,433) | $ (125,055) |
| Increase in valuation allowance | 153 | (9,378) |
| Balance at end of year | $ (134,280) | $ (134,433) |