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Accounts payable and accrued expenses | 12 Months Ended
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Dec. 31, 2014
Accounts payable and accrued expenses |
Accounts payable and accrued expenses | 5. Accounts payable and accrued expenses Accounts payable and accrued expenses at December 31, 2014 and 2013 consist of the following:
|  | December 31, |
|  | 2014 |  | 2013 |
Employee compensation, benefits, and related accruals |  | $ | 9,312 |  | $ | 5,103 |
Consulting and contracted research |  |  | 9,349 |  |  | 4,006 |
Professional fees |  |  | 3,334 |  |  | 1,294 |
Accounts payable |  |  | 4,128 |  |  | 1,124 |
Other |  |  | 2,998 |  |  | 680 |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
|  | $ | 29,121 |  | $ | 12,207 |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​

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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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