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Accounts payable and accrued expenses | 3 Months Ended
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Mar. 31, 2018
Payables and Accruals [Abstract] |
Accounts payable and accrued expenses | Accounts payable and accrued expenses Accounts payable and accrued expenses at March 31, 2018 and December 31, 2017 consist of the following:
|  | March 31, 2018 |  | December 31, 2017
Employee compensation, benefits, and related accruals |  | $ | 9,243 |  |  | $ | 17,711 |
Consulting and contracted research |  | 6,570 |  |  | 5,137 |
Professional fees |  | 3,100 |  |  | 2,116 |
Sales allowance and other costs |  | 25,098 |  |  | 22,257 |
Sales rebates and royalties |  | 16,380 |  |  | 11,657 |
Accounts payable |  | 3,104 |  |  | 15,282 |
Other |  | 7,942 |  |  | 2,286 |
|  | $ | 71,437 |  |  | $ | 76,446 |

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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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