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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Jan. 31, 2024 | Nov. 09, 2023 | Aug. 14, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Stock based compensation expenses |  |  |  | $ 2,800 | $ 3,528
Pre stock split shares authorized | 520,000,000 |  |  |  |
Post Stock Split Shares Authorized | 34,666,667 |  |  |  |
Weighted average fair value of stock option granted |  |  |  | $ 5.58 | $ 11.54
Stockholders equity reverse stock split | The Charter Amendment became effective on January 31, 2024 at 5:00 p.m. Eastern Time, at which time every 15 shares of the Company’s issued and outstanding common stock automatically combined and converted into 1 share of common stock. |  |  |  |
Fixed asset impairment charges |  |  | $ 4,800 |  |
Asset Impairment Charges |  |  |  | $ 4,803 | $ 0
Proceeds from the disposal of property and equipment |  |  |  | 1,543 | 23
Gain on disposal of equipment |  |  |  | (7) | (7)
Collaboration revenue |  |  |  | $ 5 | 2,922
Prepaid Expenses and Other Current Assets |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Asset Impairment Charges |  |  | 200 |  |
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 |  |
Proceeds from the disposal of property and equipment |  | $ 1,500 |  |  |
Gain on disposal of equipment |  | $ 3 |  |  |
Leasehold improvements [Member] |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Asset Impairment Charges |  |  | $ 3,800 | $ 4,800 |
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 |  |  |  | $ 2,500 | 3,000
Restricted Stock [Member] |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Stock based compensation expenses |  |  |  | 300 | 500
Stock Options and Restricted Stock [Member] |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Stock based compensation expenses |  |  |  | $ 2,800 | $ 3,500

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