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Accrued Expenses (Tables) | 3 Months Ended
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Mar. 31, 2021
Payables and Accruals [Abstract] |
Summary of Accrued Expenses | Accrued expenses consisted of the following (in thousands):
|  | March 31, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Research and development expenses |  | $ | 3,610 |  |  | $ | 2,063 |
Employee compensation and benefits |  |  | 1,666 |  |  |  | 2,634 |
Professional services and other |  |  | 523 |  |  |  | 581 |
Total accrued expenses |  | $ | 5,799 |  |  | $ | 5,278 |

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