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Accrued Expenses and Other Current Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2019
Payables And Accruals [Abstract] |
Accrued Expenses and Other Current Liabilities | Accrued expenses and other current liabilities are comprised of the following (in thousands):
|  | December 31, |
|  | 2019 |  |  | 2018 |
Salary and related expenses |  | $ | 8,835 |  |  | $ | 8,110 |
Discounts and allowances for commercial product sales |  |  | 3,162 |  |  |  | 2,656 |
Deferred lease liability |  |  | 1,433 |  |  |  | 257 |
Professional fees |  |  | 620 |  |  |  | 457 |
Accrued interest |  |  | 409 |  |  |  | 492 |
Sales and marketing services |  |  | 147 |  |  |  | 88 |
Other |  |  | 1,298 |  |  |  | 1,319 |
Current portion of milestone rights liability |  |  | — |  |  |  | 1,643 |
Accrued expenses and other current liabilities |  | $ | 15,904 |  |  | $ | 15,022 |

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