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OTHER CONDENSED CONSOLIDATED FINANCIAL STATEMENT DETAILS (Tables) | 3 Months Ended
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Mar. 31, 2026
Payables and Accruals [Abstract] |
Schedule of Accrued Liabilities | Accrued liabilities consisted of the following as of March 31, 2026 and December 31, 2025:
(In thousands) |  | MARCH 31, 2026 |  | DECEMBER 31, 2025
Contract research organization and clinical trial costs |  | $ | 4,696 |  |  | $ | 3,677 |
Manufacturing activities |  | 16,107 |  |  | 38,657 |
Professional, legal and accounting fees |  | 2,632 |  |  | 881 |
Interest payable |  | — |  |  | 3,110 |
Accrued revenue adjustments |  | 5,562 |  |  | 3,486 |
Other |  | 1,968 |  |  | 1,529 |
|  | $ | 30,965 |  |  | $ | 51,340 |
Schedule of Accrued Compensation and Benefits | Accrued compensation and benefits consisted of the following as of March 31, 2026 and December 31, 2025:
(In thousands) |  | MARCH 31, 2026 |  | DECEMBER 31, 2025
Accrued bonuses |  | $ | 3,530 |  |  | $ | 10,335 |
Accrued vacation |  | 2,405 |  |  | 2,581 |
Accrued restructuring charges |  | 3,106 |  |  | 17,032 |
Accrued other |  | 447 |  |  | 549 |
|  | $ | 9,488 |  |  | $ | 30,497 |

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