Balance Sheet Components - Schedule of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Accrued Expenses And Other Current Liabilities [Abstract] | ||
| Accrued compensation | $ 64,686 | $ 58,192 |
| Accrued research and development | 170,116 | 137,153 |
| Accrued professional services | 8,942 | 6,137 |
| Other | 5,145 | 7,858 |
| Total accrued expenses and other current liabilities | $ 248,889 | $ 209,340 |
| X | ||||||||||
- Definition Accrued expenses and other current liabilities. No definition available.
|
| X | ||||||||||
- Definition Accrued expenses and other current liabilities. No definition available.
|
| X | ||||||||||
- Definition Accrued research and development expense current. No definition available.
|
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of obligations, excluding pension and other postretirement benefits, incurred through that date and payable for perquisites provided to employees pertaining to services received from them. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|