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Accrued Expenses (Tables) | 3 Months Ended
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Mar. 31, 2021
Payables And Accruals [Abstract] |
Schedule of Accrued Expenses | Accrued expenses consist of the following (in thousands):
|  | As of |
|  | March 31, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Payroll and employee-related costs |  | $ | 11,565 |  |  | $ | 22,402 |
Research costs |  |  | 22,034 |  |  |  | 21,684 |
Licensing fees |  |  | 930 |  |  |  | 1,401 |
Professional fees |  |  | 1,874 |  |  |  | 1,670 |
Intellectual property costs |  |  | 5,229 |  |  |  | 3,625 |
Accrued property and equipment |  |  | 6,869 |  |  |  | 2,835 |
Other |  |  | 1,363 |  |  |  | 165 |
Total |  | $ | 49,864 |  |  | $ | 53,782 |

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- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
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