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Stock Based Compensation (Details 3) - 2014 Long-Term Incentive Equity Plan ("the Stock Plan") - Stock options to non-employees
3 Months Ended
Mar. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Risk-free interest rate 2.30%
Expected term of stock options (in years) 9 years 4 months 24 days
Expected stock price volatility 60.00%
Expected dividend yield 0.00%