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Organization - Additional Information (Details) - USD ($) $ in Thousands | Jan. 31, 2024 | Aug. 14, 2023 | Mar. 31, 2024 | Dec. 31, 2023 | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | --- | --- | --- | --- | ---
Cash, cash equivalents and restricted cash |  |  | $ 4,145 | $ 6,062 | $ 37,434 | $ 52,996
Accumulated deficit |  |  | $ 917,449 | $ 915,767 |  |
Common stock, shares authorized |  |  | 34,666,667 | 34,666,667 |  |
Common stock, shares outstanding |  |  | 16,012,522 | 16,012,522 |  |
Strategic advisor name |  | Cantor |  |  |  |
Pre Stock Split Shares Authorized | 520,000,000 |  |  |  |  |
Post Stock Split Shares Authorized | 34,666,667 |  |  |  |  |
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. |  |  |  |  |
Common Stock [Member] |  |  |  |  |  |
Common stock, shares outstanding |  |  | 16,012,522 |  |  |
Common stock reserved for future issuance |  |  | 1,714,489 |  |  |

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