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Significant Accounting Policies - Additional Information (Details) | 12 Months Ended
--- | ---
Dec. 31, 2023 USD ($) Segment | Dec. 31, 2022 USD ($)
Basis Of Presentation And Significant Accounting Policies [Line Items] |  |
Impairment losses | $ 0 | $ 0
Grant income | $ 157,000 | 5,161,000
Unbilled grant receivable |  | 1,227,000
Change in accounting principle, accounting standards update, adopted | true |
Accounting Standards Update [Extensible Enumeration] | us-gaap:AccountingStandardsUpdate201613Member |
Change in accounting principle, accounting standards update, adoption date | Jan. 01, 2023 |
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false] | true |
Number of operating segments | Segment | 1 |
ASU 2016-02 |  |
Basis Of Presentation And Significant Accounting Policies [Line Items] |  |
Change in accounting principle, accounting standards update, adopted | true |
Change in accounting principle, accounting standards update, adoption date | Jan. 01, 2020 |
National Institutes of Health Grant |  |
Basis Of Presentation And Significant Accounting Policies [Line Items] |  |
Grants received | $ 1,400,000 | 6,300,000
Grant income | 200,000 | 5,200,000
Aggregate grant income | 15,200,000 |
Additional grant income | $ 0 |
Unbilled grant receivable |  | $ 1,200,000
Minimum |  |
Basis Of Presentation And Significant Accounting Policies [Line Items] |  |
Property and equipment useful life | 3 years |
Maximum |  |
Basis Of Presentation And Significant Accounting Policies [Line Items] |  |
Property and equipment useful life | 5 years |

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