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Stockholders' Equity (Details 8) (Warrant [Member])
12 Months Ended
Dec. 31, 2014
Warrant [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected life (in years) 5 years
Weighted average volatility 74.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
Weighted average risk-free interest rate 1.49%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
Expected dividend rate 0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember