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Organization, Restructuring, Going Concern and Basis of Presentation - Additional Information (Details) | 2 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2024 Employee | Dec. 31, 2024 USD ($) Lease | Dec. 31, 2023 USD ($)
Organization And Basis Of Presentation [Line Items] |  |  |
Entity incorporation, date of incorporation |  | Nov. 21, 2005 |
Number of leased properties marketed for sublease arrangements | Lease |  | 3 |
Restructuring charge |  | $ 10,896,000 |
Impairment charge for write-down of property and equipment |  | 1,900,000 | $ 1,600,000
Impairment of right-of-use assets |  | 22,836,000 |
Fund raised for operations |  | 424,800,000 |
Accumulated deficit |  | (404,790,000) | (311,355,000)
Cash and cash equivalents |  | 40,577,000 | 22,353,000
Short-term investments |  | $ 0 | $ 80,400,000
Employee Severance |  |  |
Organization And Basis Of Presentation [Line Items] |  |  |
Number of employees reduced | Employee | 87 |  |

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