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Accrued Expenses and Other Current Liabilities (Tables) | 6 Months Ended
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Jun. 30, 2017
Accrued Expenses and Other Current Liabilities | Accrued expenses and other current liabilities consist of the following (in thousands):
|  | June 30, 2017 |  |  | December 31, 2016 |
Salary and related expenses |  | $ | 3,729 |  |  | $ | 3,814 |
Current portion of milestone rights liability |  |  | 1,643 |  |  |  | — |
Professional fees |  |  | 968 |  |  |  | 875 |
Discounts and allowances for commercial product sales |  |  | 1,036 |  |  |  | 754 |
Sales and marketing services |  |  | 218 |  |  |  | 144 |
Restructuring |  |  | 362 |  |  |  | 1,376 |
Accrued interest |  |  | 624 |  |  |  | 619 |
Other |  |  | 496 |  |  |  | 355 |
Accrued expenses and other current liabilities |  | $ | 9,076 |  |  | $ | 7,937 |

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- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
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