Stock-Based Compensation - Schedule of Stock Based Compensation Expense (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | ||
| Stock based compensation expense | $ 12,894 | $ 2,900 |
| Stock-based Compensation Expense | Research and Development Expenses [Member] | ||
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | ||
| Stock based compensation expense | 5,576 | 897 |
| Stock-based Compensation Expense | General and Administrative Expenses [Member] | ||
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | ||
| Stock based compensation expense | $ 7,318 | $ 2,003 |