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Accrued Expenses and Other | 9 Months Ended
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Sep. 30, 2019
Payables And Accruals [Abstract] |
Accrued Expenses and Other | 4. Accrued Expenses and Other Accrued expenses and other consisted of the following as of September 30, 2019 and December 31, 2018:
|  | September 30, |  |  | December 31, |
|  | 2019 |  |  | 2018 |
|  | (in thousands) |
Accrued research and development expenses |  | $ | 310 |  |  | $ | 1,526 |
Accrued payroll and related expenses |  |  | 798 |  |  |  | 2,291 |
Accrued professional fees |  |  | 355 |  |  |  | 221 |
Accrued other |  |  | 256 |  |  |  | 223 |
|  | $ | 1,719 |  |  | $ | 4,261 |

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- Definition The entire disclosure for accounts payable, accrued expenses, and other liabilities that are classified as current at the end of the reporting period. + References No definition available. + Details
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