Warrants - Schedule of Fair Value Assumptions Related To Warrants Outstanding (Details)
|
3 Months Ended | 6 Months Ended | 12 Months Ended | ||
---|---|---|---|---|---|
Jun. 30, 2014
|
Jun. 30, 2014
|
Jun. 30, 2013
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
Dividend yield | 0.00% | 0.00% | 0.00% | ||
Minimum [Member]
|
|||||
Risk-free rate | 0.12% | 0.92% | 0.92% | ||
Expected volatility | 116.00% | 116.00% | 116.00% | ||
Expected term | 1 year 1 month 6 days | 2 years 6 months | 2 years 6 months | ||
Maximum [Member]
|
|||||
Risk-free rate | 1.47% | 5.15% | 5.15% | ||
Expected volatility | 170.00% | 170.00% | 170.00% | ||
Expected term | 5 years 6 months | 7 years 6 months | 7 years 6 months | ||
Warrant [Member]
|
|||||
Dividend yield | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Warrant [Member] | Minimum [Member]
|
|||||
Risk-free rate | 0.12% | 0.62% | 0.62% | ||
Expected volatility | 112.00% | 108.00% | 108.00% | ||
Expected term | 1 year | 2 years 6 months | 2 years 6 months | ||
Warrant [Member] | Maximum [Member]
|
|||||
Risk-free rate | 0.66% | 4.59% | 4.59% | ||
Expected volatility | 159.00% | 167.00% | 167.00% | ||
Expected term | 2 years 6 months | 10 years | 10 years |