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Concentration (Details Narrative)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Customer 1 [Member] | Accounts Receivable [Member]    
Concentration risk 62.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_ConcentrationRiskByTypeAxis
= ENVS_Customer1Member
62.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_ConcentrationRiskByTypeAxis
= ENVS_Customer1Member
Customer 1 [Member] | Sales Revenue, Services, Net [Member]    
Concentration risk   76.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueServicesNetMember
/ us-gaap_ConcentrationRiskByTypeAxis
= ENVS_Customer1Member
Customer 2 [Member] | Accounts Receivable [Member]    
Concentration risk 38.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_ConcentrationRiskByTypeAxis
= ENVS_Customer2Member
38.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_ConcentrationRiskByTypeAxis
= ENVS_Customer2Member
Customer 2 [Member] | Sales Revenue, Services, Net [Member]    
Concentration risk   19.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueServicesNetMember
/ us-gaap_ConcentrationRiskByTypeAxis
= ENVS_Customer2Member
Vendor [Member] | Supplier Concentration Risk [Member]    
Concentration risk   47.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_ConcentrationRiskByTypeAxis
= ENVS_VendorMember