Share-based compensation - Schedule of Share-based Compensation Expense Recorded in Statement of Operations and Comprehensive Loss (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Research and development | ||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Abstract] | ||
| Share-based compensation expense | $ 2,181 | $ 1,980 |
| Selling, general and administrative | ||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Abstract] | ||
| Share-based compensation expense | $ 7,308 | $ 6,984 |