XML 23 R54.htm IDEA: XBRL DOCUMENT v2.4.1.9
Income Taxes (Details 1) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Deferred tax assets    
Net operating loss carryforwards $ 71,074,000us-gaap_DeferredTaxAssetsOperatingLossCarryforwards $ 65,678,000us-gaap_DeferredTaxAssetsOperatingLossCarryforwards
Research and development credit carryforwards 10,836,000us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch 9,592,000us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch
Orphan Drug Credit 6,286,000ecyt_DeferredTaxAssetsOrphanDrugCredit 1,495,000ecyt_DeferredTaxAssetsOrphanDrugCredit
Stock options 4,103,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost 2,377,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
Other 202,000us-gaap_DeferredTaxAssetsOther 120,000us-gaap_DeferredTaxAssetsOther
Deferred tax assets 92,501,000us-gaap_DeferredTaxAssetsGross 79,262,000us-gaap_DeferredTaxAssetsGross
Deferred tax liabilities    
Deferred revenue (16,408,000)us-gaap_DeferredTaxLiabilitiesTaxDeferredIncome (2,594,000)us-gaap_DeferredTaxLiabilitiesTaxDeferredIncome
Property and equipment (316,000)us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment (241,000)us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment
Deferred tax liabilities (16,724,000)us-gaap_DeferredIncomeTaxLiabilities (2,835,000)us-gaap_DeferredIncomeTaxLiabilities
Net deferred tax asset before valuation allowance 75,777,000ecyt_DeferredTaxAssetsNetBeforeValuationAllowance 76,427,000ecyt_DeferredTaxAssetsNetBeforeValuationAllowance
Less valuation allowance (75,777,000)us-gaap_DeferredTaxAssetsValuationAllowance (76,427,000)us-gaap_DeferredTaxAssetsValuationAllowance
Net deferred tax assets $ 0us-gaap_DeferredTaxAssetsNet $ 0us-gaap_DeferredTaxAssetsNet