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Certain Balance Sheet Accounts (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2013
Accrued Expenses | Accrued expenses consisted of the following:
| June 30, 2013 |  | December 31, 2012
| (In thousands)
Contract Research | $ | 922 |  |  | $ | 1,447 |
Legal | 779 |  |  | 323 |
Employee Compensation | 605 |  |  | 458 |
Clinical Trials | 174 |  |  | 1,842 |
Consulting & Professional Fees | 373 |  |  | 252 |
Other Accruals | 1,309 |  |  | 435 |
Accrued Expenses | $ | 4,162 |  |  | $ | 4,757 |

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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
Period Type: | duration