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Equity based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2025
Share-Based Payment Arrangement [Abstract] |
Schedule of Equity-based Compensation Expenses | The following table summarizes equity‑based compensation expense within the Company’s interim unaudited consolidated statements of operations and comprehensive loss for the three and nine months ended September 30, 2025 and 2024 (in thousands):
|  | Three Months Ended September 30, |  |  |  | Nine Months Ended September 30, |
|  | 2025 |  |  | 2024 |  |  |  | 2025 |  |  | 2024 |
Research and development |  | $ | — |  |  | $ | — |  |  |  | $ | — |  |  | $ | 232 |
General and administrative |  |  | 33 |  |  |  | 102 |  |  |  |  | 87 |  |  |  | 466 |
Restructuring charges: expense acceleration |  |  | — |  |  |  | — |  |  |  |  | — |  |  |  | 2,123 |
|  | $ | 33 |  |  | $ | 102 |  |  |  | $ | 87 |  |  | $ | 2,821 |
Schedule of Equity-based Compensation Expenses by Award Type | The following table summarizes equity‑based compensation expense by type of award for the three and nine months ended September 30, 2025 and 2024 (in thousands):
|  | Three Months Ended September 30, |  |  |  | Nine Months Ended September 30, |
|  | 2025 |  |  | 2024 |  |  |  | 2025 |  |  | 2024 |
Stock options |  | $ | 9 |  |  | $ | 69 |  |  |  | $ | 32 |  |  | $ | 1,851 |
Restricted stock awards |  |  | 24 |  |  |  | 33 |  |  |  |  | 55 |  |  |  | 992 |
ESPP |  |  | — |  |  |  | — |  |  |  |  | — |  |  |  | (22 | )
|  | $ | 33 |  |  | $ | 102 |  |  |  | $ | 87 |  |  | $ | 2,821 |

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- Definition Tabular disclosure of share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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