Stock-Based Compensation (Schedule of Stock Option Fair Value Assumptions) (Details) - Employee Stock Option [Member] |
12 Months Ended | |
|---|---|---|
Mar. 23, 2015 |
Dec. 31, 2016 |
|
| Director [Member] | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Risk-free interest rate | 1.41% | |
| Expected dividend yield | 0.00% | |
| Expected volatility | 39.47% | |
| Expected term | 5 years 6 months | |
| Chief Executive Officer [Member] | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Risk-free interest rate | 1.14% | |
| Expected dividend yield | 0.00% | |
| Expected volatility | 53.96% | |
| Expected term | 5 years 6 months |