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Related-party Transactions - Schedule of Related Party Transactions (Details) - USD ($) $ in Thousands |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Nov. 15, 2023 | Jul. 31, 2024 | Dec. 31, 2024 | Dec. 31, 2023
2024 Securities Purchase Agreement |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Total aggregate purchase price |  | $ 82,800 |  |
2023 Private Placement |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Shares issued (in shares) | 619.627 |  |  |
Total aggregate purchase price | $ 250 |  |  |
Timothy A. Springer, Ph.D. | Related Party | 2024 Securities Purchase Agreement |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Total aggregate purchase price |  |  | $ 32,737 |
Timothy A. Springer, Ph.D. | Related Party | 2023 Private Placement |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Shares issued (in shares) |  |  | 99,140.326 | 24,785.081
Total aggregate purchase price |  |  | $ 40,000 | $ 10,000
TAS Partners, LLC | Related Party | 2024 Securities Purchase Agreement |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Total aggregate purchase price |  |  | 14,427 |
TAS Partners, LLC | Related Party | 2023 Private Placement |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Shares issued (in shares) |  |  |  | 24,785.081
Total aggregate purchase price |  |  |  | $ 10,000
Dr. Chafen Lu | Related Party | 2024 Securities Purchase Agreement |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Total aggregate purchase price |  |  | $ 26 |
Seven One Eight Three Four Irrevocable Trust (affiliate of Murat Kalayoglu, MD, Ph.D.) | Related Party | 2023 Private Placement |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Shares issued (in shares) |  |  |  | 619.627
Total aggregate purchase price |  |  |  | $ 250

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