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Stockholders' Equity (Details 1) (Warrant [Member])
6 Months Ended
Jun. 30, 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%
Weighted average risk-free interest rate 1.49%
Expected dividend rate 0.00%