Stock-Based Compensation (Details 2) - Stock Option |
1 Months Ended | 9 Months Ended | 12 Months Ended |
|---|---|---|---|
May 25, 2018 |
Sep. 30, 2019 |
Dec. 31, 2018 |
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Dividend Yield | 0.00% | ||
| Risk-free interest rate | 2.79% | ||
| Expected term (in years) | 5 years 6 months 15 days | ||
| Volatility | 70.00% | ||
| Omnibus Incentive Plan 2014 | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Dividend Yield | 0.00% | 0.00% | |
| Risk-free interest rate | 1.49% | ||
| Expected term (in years) | 5 years 7 months 24 days | ||
| Volatility | 93.72% | ||
| Omnibus Incentive Plan 2014 | Minimum | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Risk-free interest rate | 3.06% | ||
| Expected term (in years) | 5 years 3 months 7 days | ||
| Volatility | 70.00% | ||
| Omnibus Incentive Plan 2014 | Maximum | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Risk-free interest rate | 3.10% | ||
| Expected term (in years) | 5 years 6 months 29 days | ||
| Volatility | 93.60% |