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Balance Sheet Details - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Cash and Cash Equivalents [Line Items] |  |  |  |
Prepaid expense, current |  | $ 3,700 | $ 4,600 |
Other assets, current |  | 500 | 600 |
Asset impairment and other charges |  | 165 | 9,984 | $ 0
Goodwill impairment |  | 0 | 778 |
Goodwill |  | 2,463 | 2,463 | $ 3,241
Novel Biotherapeutics |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |
Goodwill impairment |  | $ 0 | 800 |
San Carlos |  |  |  |
Cash and Cash Equivalents [Line Items] |  |  |  |
Asset impairment and other charges | $ 7,700 |  | 1,500 |
Impairment of leasehold |  |  | $ 4,700 |

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