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LIQUIDITY AND MANAGEMENTS' PLANS (Details Narrative) (USD $)
3 Months Ended 12 Months Ended
Apr. 15, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Liquidity and Management's Plans        
Cash   $ 1,278,941us-gaap_CashAndCashEquivalentsAtCarryingValue $ 8,055,385us-gaap_CashAndCashEquivalentsAtCarryingValue $ 3,747,210us-gaap_CashAndCashEquivalentsAtCarryingValue
Working capital deficit   (1,156,000)ecte_WorkingCapital 5,731,000ecte_WorkingCapital  
Accumulated deficit   (128,000,000)us-gaap_DevelopmentStageEnterpriseDeficitAccumulatedDuringDevelopmentStage 112,969,000us-gaap_DevelopmentStageEnterpriseDeficitAccumulatedDuringDevelopmentStage  
Net cash proceeds from MTIA Common Stock financing 1,500,000us-gaap_ProceedsFromIssuanceOrSaleOfEquity 1,000,000us-gaap_ProceedsFromIssuanceOrSaleOfEquity    
Total MTIA investment $ 4,000,000us-gaap_SaleOfStockConsiderationReceivedPerTransaction