Summary of Significant Accounting Policies (Details 1) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Expected term | 5 years 9 months | 5 years 10 months 13 days |
| Risk-free interest rate | 1.63% | 1.75% |
| Expected dividend yield | 0.00% | 0.00% |
| Expected volatility | 81.39% | 76.30% |