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Share Based Compensation (Tables) | 6 Months Ended
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Jul. 18, 2015
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Summary of Share-Based Compensation Activity | The following table summarizes activity in the share-based compensation plans for the 28 weeks ended July 18, 2015:
| Shares |  |  | Weighted |  |  | Restricted |  |  | Weighted Average |
| Under |  |  | Average |  |  | Stock |  |  | Grant-Date |
| Options |  |  | Exercise Price |  |  | Awards |  |  | Fair Value |
Outstanding at January 3, 2015 |  | 494,483 |  |  | $ |  | 20.61 |  |  |  | 600,653 |  |  |  | 23.08 |
Granted |  | — |  |  |  |  | — |  |  |  | 312,050 |  |  |  | 26.56 |
Exercised/Vested |  | (109,401 | ) |  |  |  | 21.95 |  |  |  | (265,737 | ) |  |  | 19.30 |
Cancelled/Forfeited |  | (63 | ) |  |  |  | 11.50 |  |  |  | (7,890 | ) |  |  | 21.98 |
Outstanding at July 18, 2015 |  | 385,019 |  |  | $ |  | 20.23 |  |  |  | 639,076 |  |  |  | 24.73 |
Vested and expected to vest in the future at July 18, 2015 |  | 385,019 |  |  | $ |  | 20.23 |  |  |  |  |  |  |  |  |
Exercisable at July 18, 2015 |  | 385,019 |  |  | $ |  | 20.23 |  |  |  |  |  |  |  |  |

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- Definition Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value. + References No definition available. + Details
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