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DERIVATIVE WARRANT LIABILITY (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
DERIVATIVE WARRANT LIABILITY    
Derivative warrant liability $ 1,119,155us-gaap_DerivativeFairValueOfDerivativeLiability $ 5,585,141us-gaap_DerivativeFairValueOfDerivativeLiability
Total unrealized losses included in net loss 333,000ecte_TotalUnrealizedLossesIncludedInNetLoss 1,671,682ecte_TotalUnrealizedLossesIncludedInNetLoss
Total unrealized gains included in net loss (1,244,000)us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss (5,985,000)us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss
Total realized gains included in net loss    (152,668)ecte_TotalRealizedGainsIncludedInNetLoss
Gain on Revaluation 911,000us-gaap_DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount 4,465,986us-gaap_DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount
Derivative warrant liability $ 208,155us-gaap_DerivativeFairValueOfDerivativeLiability $ 1,119,155us-gaap_DerivativeFairValueOfDerivativeLiability