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v2.4.1.9

Accrued Expenses (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
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Payables and Accruals [Abstract] |  |
Payroll taxes | $ 1,931 us-gaap_AccruedPayrollTaxesCurrent | $ 1,816 us-gaap_AccruedPayrollTaxesCurrent
Payroll | 4,086 us-gaap_AccruedSalariesCurrent | 3,474 us-gaap_AccruedSalariesCurrent
Bonuses | 7,301 us-gaap_AccruedBonusesCurrent | 5,273 us-gaap_AccruedBonusesCurrent
Commissions | 980 us-gaap_AccruedSalesCommissionCurrentAndNoncurrent | 984 us-gaap_AccruedSalesCommissionCurrentAndNoncurrent
Vacation | 6,753 us-gaap_AccruedVacationCurrentAndNoncurrent | 6,280 us-gaap_AccruedVacationCurrentAndNoncurrent
Royalties | 1,497 us-gaap_AccruedRoyaltiesCurrentAndNoncurrent | 1,221 us-gaap_AccruedRoyaltiesCurrentAndNoncurrent
Value-added tax | 1,555 us-gaap_SalesAndExciseTaxPayableCurrent | 1,469 us-gaap_SalesAndExciseTaxPayableCurrent
Other accrued expenses | 9,723 us-gaap_OtherAccruedLiabilitiesCurrent | 7,185 us-gaap_OtherAccruedLiabilitiesCurrent
Total | $ 33,826 us-gaap_AccruedLiabilitiesCurrent | $ 27,702 us-gaap_AccruedLiabilitiesCurrent

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