Balance Sheet Components - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, gross | $ 67,446 | $ 61,707 |
| Less: accumulated depreciation | (32,838) | (28,513) |
| Property and equipment, net | 34,608 | 33,194 |
| Laboratory Equipment | ||
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, gross | 35,506 | 30,098 |
| Leasehold Improvements | ||
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, gross | 22,602 | 22,278 |
| Computer Equipment and Software | ||
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, gross | 7,275 | 7,322 |
| Furniture and Fixtures | ||
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, gross | 1,952 | 1,955 |
| Construction in Progress | ||
| Property Plant And Equipment [Line Items] | ||
| Property and equipment, gross | $ 111 | $ 54 |