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DEBT (Details Narrative) (USD $)
0 Months Ended 3 Months Ended 12 Months Ended
Jul. 21, 2014
Mar. 31, 2015
Dec. 31, 2014
Senior Secured Convertible Debentures, amount $ 15,000,005us-gaap_ProceedsFromIssuanceOfDebt    
Common stock, stated value per share   $ 0.001us-gaap_CommonStockParOrStatedValuePerShare $ 0.001us-gaap_CommonStockParOrStatedValuePerShare
Debentures converted to common stock 5,847,955us-gaap_DebtConversionConvertedInstrumentSharesIssued1 899,999us-gaap_DebtConversionConvertedInstrumentSharesIssued1  
Debenture converted to common stock, conversion price $ 2.565mela_DebentureConvertedToCommonStockConversionPrice    
Fair value of warrant obligation 5,296,345mela_FairValueOfWarrantObligation    
Security agreement date Jul. 21, 2014    
Intrinsic value of beneficial conversion feature on Debentures 4,565,350us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature    
Fair Value of Warrants issued to the placement agent for services rendered 491,228mela_FairValueOfWarrantsIssued    
Initial carrying value of Debentures 4,647,082us-gaap_SeniorLongTermNotes    
Initial debt discount on debentures 10,352,923us-gaap_DebtInstrumentUnamortizedDiscount 6,395,105us-gaap_DebtInstrumentUnamortizedDiscount 8,410,187us-gaap_DebtInstrumentUnamortizedDiscount
Amortization period of Debentures   5 years  
Exercise prices   $ 2.57us-gaap_FairValueAssumptionsExercisePrice $ 1.20us-gaap_FairValueAssumptionsExercisePrice
Risk free interest rate of return   1.37%us-gaap_FairValueAssumptionsRiskFreeInterestRate 1.65%us-gaap_FairValueAssumptionsRiskFreeInterestRate
Debentures converted to common stock, value   2,308,498mela_DebenturesConvertedToCommonStockValue  
Increased interest expense   1,731,618mela_IncreasedInterestExpense  
Outstanding amount of Debentures   $ 11,102,515mela_OutstandingAmountOfDebentures  
Debenture [Member]      
Accrued interest rate   4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mela_DebentureMember
 
Warrant Obligation [Member]      
Stock prices   $ 2.44us-gaap_SharePrice
/ us-gaap_DebtInstrumentAxis
= mela_WarrantObligationMember
 
Volatility   93.46%us-gaap_FairValueAssumptionsExpectedVolatilityRate
/ us-gaap_DebtInstrumentAxis
= mela_WarrantObligationMember
 
Maturity period   5 years  
Exercise prices   $ 2.45us-gaap_FairValueAssumptionsExercisePrice
/ us-gaap_DebtInstrumentAxis
= mela_WarrantObligationMember
 
Risk free interest rate of return   1.62%us-gaap_FairValueAssumptionsRiskFreeInterestRate
/ us-gaap_DebtInstrumentAxis
= mela_WarrantObligationMember
 
Series A- Warrants [Member]      
Warrants issued to purchase common stock 6,198,832mela_WarrantsIssuedToPurchaseCommonStockShares
/ us-gaap_ClassOfWarrantOrRightAxis
= mela_SeriesAWarrantsMember
   
Common stock, stated value per share $ 0.001us-gaap_CommonStockParOrStatedValuePerShare
/ us-gaap_ClassOfWarrantOrRightAxis
= mela_SeriesAWarrantsMember
   
Warrants issued to purchase common stock, exercise price $ 2.45us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
/ us-gaap_ClassOfWarrantOrRightAxis
= mela_SeriesAWarrantsMember
   
Warrant expiration period 2019-07