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Current Accrued Expenses (Tables) | 12 Months Ended
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Dec. 31, 2013
Current Accrued Expenses [Abstract] |
Schedule of current accrued expenses | Current accrued expenses include the following:
(in thousands) |  | December 31, 2013 |  |  | December 31, 2012 |
Compensation, excluding taxes |  | $ | 1,866 |  |  | $ | 1,933 |
Deferred rent |  |  | 485 |  |  |  | 443 |
Professional fees |  |  | 360 |  |  |  | 1,438 |
Contract Research Organization |  |  | — |  |  |  | 1,283 |
Other1 |  |  | 1,029 |  |  |  | 693 |
Total accrued liabilities |  | $ | 3,740 |  |  | $ | 5,790 |

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