Stock-Based Compensation (Weighted-Average Assumptions) (Details) |
12 Months Ended | |
|---|---|---|
Dec. 28, 2014 |
Dec. 29, 2013 |
|
| Disclosure of Compensation Related Costs, Share-based Payments [Abstract] | ||
| Dividend yield | 0.00% | 0.00% |
| Expected volatility | 37.00% | 43.00% |
| Risk-free rate of return | 1.58% | 0.80% |
| Expected life (in years) | 5 years | 5 years |