Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] | ||
| Restructuring related accrual | $ 11,506 | $ 12,598 |
| Other | 2,728 | 2,913 |
| Total accrued expenses and other current liabilities | 30,241 | 34,581 |
| Supply Agreement | Vaxcyte, Inc. | ||
| Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] | ||
| Collaboration and license agreements and supply agreement accruals | 7,124 | 12,713 |
| CMO | ||
| Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] | ||
| Collaboration and license agreements and supply agreement accruals | 7,251 | 5,853 |
| Clinical Trials | ||
| Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] | ||
| Collaboration and license agreements and supply agreement accruals | $ 1,632 | $ 504 |