Share-Based Compensation - Non-cash stock-based compensation expense (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Stock-Based Compensation | ||
| Stock-based compensation expense | $ 2,745 | $ 107 |
| Research and development | ||
| Stock-Based Compensation | ||
| Stock-based compensation expense | 1,317 | 37 |
| General and administrative | ||
| Stock-Based Compensation | ||
| Stock-based compensation expense | $ 1,428 | $ 70 |