Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 3)

v2.4.1.9
Income Taxes (Details 3) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Current:    
Deferred revenue $ 440us-gaap_DeferredTaxAssetsDeferredIncome  
Prepaid expenses and accruals 95env_DeferredTaxLiabilitiesPrepaidExpensesAndAccruals 135env_DeferredTaxLiabilitiesPrepaidExpensesAndAccruals
Net operating loss and tax credit carryforwards 4,119env_DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwardsCurrent 2,702env_DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwardsCurrent
Total current deferred tax assets 4,654env_DeferredTaxAssetsNetOfDeferredTaxLiabilitiesBeforeValuationAllowanceCurrent 2,837env_DeferredTaxAssetsNetOfDeferredTaxLiabilitiesBeforeValuationAllowanceCurrent
Less valuation allowance - current   (375)us-gaap_DeferredTaxAssetsValuationAllowanceCurrent
Net current deferred tax assets 4,654us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent 2,462us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent
Non-current:    
Deferred rent and lease incentives 3,412us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent 2,017us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent
Net operating loss and tax credit carryforwards 18,844env_DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwardsNoncurrent 14,210env_DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwardsNoncurrent
Property and equipment and intangible assets (20,033)env_DeferredTaxLiabilitiesPropertyEquipmentAndIntangibleAssets (10,193)env_DeferredTaxLiabilitiesPropertyEquipmentAndIntangibleAssets
Stock-based compensation expense 8,175us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost 5,004us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
Convertible notes (10,255)env_DeferredTaxAssetsTaxDeferredExpenseConvertibleDebt  
Other 422us-gaap_DeferredTaxAssetsOther (294)us-gaap_DeferredTaxAssetsOther
Total long-term deferred tax assets 565env_DeferredTaxAssetsNetOfDeferredTaxLiabilitiesBeforeValuationAllowanceNoncurrent 10,744env_DeferredTaxAssetsNetOfDeferredTaxLiabilitiesBeforeValuationAllowanceNoncurrent
Less valuation allowance - non-current   (2,377)us-gaap_DeferredTaxAssetsValuationAllowanceNoncurrent
Net long-term deferred tax assets 565us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent 8,367us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent
Total deferred tax assets 5,219us-gaap_DeferredTaxAssetsLiabilitiesNet 10,829us-gaap_DeferredTaxAssetsLiabilitiesNet
Valuation allowance for net deferred tax assets 0us-gaap_DeferredTaxAssetsValuationAllowance 2,752us-gaap_DeferredTaxAssetsValuationAllowance
Valuation allowance related to capital losses   2,085env_DeferredTaxAssetsValuationAllowanceRelatedToCapitalLosses
Federal and state    
Operating Loss Carryforwards    
Federal and state net operating losses   $ 667us-gaap_OperatingLossCarryforwardsValuationAllowance
/ us-gaap_IncomeTaxAuthorityAxis
= env_FederalAndStateTaxAuthoritiesMember