BALANCE SHEET ACCOUNT DETAILS - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Thousands |
Mar. 31, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, cost | $ 10,711 | $ 10,518 |
| Less: Accumulated depreciation and amortization | (1,401) | (932) |
| Total property and equipment, net | 9,310 | 9,586 |
| Manufacturing and laboratory equipment | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, cost | 1,821 | 1,778 |
| Software | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, cost | 1,083 | 1,083 |
| Furniture and fixtures | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, cost | 70 | 70 |
| Computer equipment | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, cost | 111 | 111 |
| Leasehold improvements | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, cost | 5,987 | 5,967 |
| Construction-in-progress | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, cost | $ 1,639 | $ 1,509 |