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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
Jul. 17, 2024 | Jan. 31, 2024 | Dec. 31, 2024 | Dec. 31, 2023
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Stock based compensation expenses |  |  | $ 435 | $ 2,800
Pre stock split shares authorized | 34,666,667 | 520,000,000 |  |
Post Stock Split Shares Authorized | 5,000,000 | 34,666,667 |  |
Stockholders equity reverse stock split | The Third Charter Amendment became effective on July 17, 2024. | The Charter Amendment became effective on January 31, 2024. |  |
Fixed asset impairment charges |  |  |  | 4,800
Asset Impairment Charges |  |  | 0 | 4,803
Collaboration revenue |  |  | $ 10 | 5
Office and computer equipment [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Property and equipment useful life |  |  | 3 years |
Software [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Property and equipment useful life |  |  | 3 years |
Laboratory equipment [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Property and equipment useful life |  |  | 5 years |
Asset Impairment Charges |  |  |  | 1,000
Leasehold improvements [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Asset Impairment Charges |  |  |  | 3,800
Property and equipment estimated useful life, Description [Extensible Enumeration] |  |  | us-gaap:UsefulLifeTermOfLeaseMember |
Employee Stock Option |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Stock based compensation expenses |  |  | $ 400 | 2,500
Restricted Stock [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Stock based compensation expenses |  |  | 0 | 300
Stock Options and Restricted Stock [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Stock based compensation expenses |  |  | $ 400 | $ 2,800

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