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Accrued Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2022
Accrued Liabilities, Current [Abstract] |
Schedule of Accrued Liabilities | Accrued liabilities consisted of the following:
|  | December 31, |
|  | 2022 |  |  | 2021 |
|  | (in thousands) |
Research and clinical expenses |  | $ | 13,089 |  |  | $ | 18,861 |
Payroll and related expenses |  |  | 8,060 |  |  |  | 9,576 |
Legal and professional expenses |  |  | 1,413 |  |  |  | 1,468 |
Operating lease liabilities - short term |  |  | 4,082 |  |  |  | 3,618 |
Restructuring expenses |  |  | 1,627 |  |  |  | — |
Other accrued expenses |  |  | 261 |  |  |  | 713 |
Total |  | $ | 28,532 |  |  | $ | 34,236 |

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