Balance Sheet Components - Summary of Components of Property and Equipment (Details) - USD ($) $ in Thousands |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | $ 1,436 | $ 962 |
| Accumulated depreciation | (462) | (371) |
| Property and equipment, net | 974 | 591 |
| Lab Equipment | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 985 | 669 |
| Computer Equipment and Software | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 71 | 64 |
| Furniture and Fixtures | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 167 | 53 |
| Leasehold improvements | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 161 | |
| Construction-in-progress | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | $ 52 | $ 176 |