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Accrued Expenses and Other Current Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2018
Payables And Accruals [Abstract] |
Summary of Accrued Expenses and Other Current Liabilities | Accrued expenses and other current liabilities consist of the following:
|  | December 31, |
|  | 2018 |  |  | 2017 |
|  | (in thousands) |
Accrued compensation |  | $ | 7,507 |  |  | $ | 5,461 |
Accrued expenses related to CROs and CMOs |  |  | 5,502 |  |  |  | 3,281 |
Accrued expenses and other current liabilities |  |  | 1,727 |  |  |  | 156 |
Total accrued expenses and other current liabilities |  | $ | 14,736 |  |  | $ | 8,898 |

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