v2.4.1.9

Income Taxes (Details) - Deferred Tax Assets and Liabilities (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Current: |  |
Deferred revenue | $ 35,477 us-gaap_DeferredTaxAssetsDeferredIncome | $ 32,643 us-gaap_DeferredTaxAssetsDeferredIncome
Noncurrent: |  |
Intangibles - other | 11,275 us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets | 12,138 us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets
Net operating loss carryforwards | 48,433 us-gaap_DeferredTaxAssetsOperatingLossCarryforwards | 39,757 us-gaap_DeferredTaxAssetsOperatingLossCarryforwards
Stock-based compensation | 3,773 us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost | 1,999 us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
Other | 4,930 us-gaap_DeferredTaxAssetsOther | 4,337 us-gaap_DeferredTaxAssetsOther
Total deferred tax assets | 103,888 us-gaap_DeferredTaxAssetsGross | 90,874 us-gaap_DeferredTaxAssetsGross
Valuation allowance | (89,271)us-gaap_DeferredTaxAssetsValuationAllowance | (87,006)us-gaap_DeferredTaxAssetsValuationAllowance
Total net deferred tax assets | 14,617 us-gaap_DeferredTaxAssetsNet | 3,868 us-gaap_DeferredTaxAssetsNet
Current: |  |
Prepaid expenses | (4,806)us-gaap_DeferredTaxLiabilitiesPrepaidExpenses | (3,923)us-gaap_DeferredTaxLiabilitiesPrepaidExpenses
Noncurrent: |  |
Property, equipment and software | (9,811)us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment | 55 us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment
Goodwill | (181)us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill | (169)us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill
Total net deferred tax liabilities | (14,798)us-gaap_DeferredIncomeTaxLiabilities | (4,037)us-gaap_DeferredIncomeTaxLiabilities
Total net deferred tax liability | $ (181)us-gaap_DeferredTaxLiabilities | $ (169)us-gaap_DeferredTaxLiabilities

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