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Accrued Expenses (Tables) | 12 Months Ended
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Dec. 31, 2012
Payables and Accruals [Abstract] |
Schedule of Accrued Liabilities | Accrued expenses at December 31, 2012 and 2011, consisted of the following (in thousands):
| 2012 |  | 2011
Payroll taxes | $ | 1,893 |  |  | $ | 1,786 |
Payroll | 3,141 |  |  | 2,075 |
Bonuses | 5,778 |  |  | 2,736 |
Commissions | 894 |  |  | 912 |
Vacation | 5,066 |  |  | 4,362 |
Royalties | 1,368 |  |  | 1,310 |
Value-added tax | 1,158 |  |  | 1,018 |
Other accrued expenses | 7,971 |  |  | 5,998 |
Total | $ | 27,269 |  |  | $ | 20,197 |

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