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Share-based Compensation (Tables) | 3 Months Ended
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Apr. 01, 2014
Share-based Compensation |
Summary of allocation of share-based compensation expense |
|  | 13 Weeks Ended |
|  | April 1, 2014 |  | March 26, 2013 |
Labor expense |  | $ | 1,368 |  | $ | 1,330 |
General and administrative expense |  | 2,253 |  | 2,182 |
Total share-based compensation expense |  | $ | 3,621 |  | $ | 3,512 |
Summary of stock option activity |
|  | Shares |  | Weighted-Average Exercise Price |  | Weighted-Average Remaining Contractual Term (years) |  | Aggregate Intrinsic Value |
Outstanding at December 31, 2013 |  | 1,043,438 |  | $ | 13.77 |  |  |  |  |
Granted |  | — |  | — |  |  |  |  |
Forfeited |  | — |  | — |  |  |  |  |
Exercised |  | (108,160 | ) | 11.67 |  |  |  |  |
Outstanding at April 1, 2014 |  | 935,278 |  | $ | 14.02 |  | 2.14 |  | $ | 11,845 |
Exercisable at April 1, 2014 |  | 935,278 |  | $ | 14.02 |  | 2.14 |  | $ | 11,845 |
Summary of restricted stock unit activity |
|  | Shares |  | Weighted-Average Grant Date Fair Value |  | Weighted-Average Remaining Contractual Term (years) |  | Aggregate Intrinsic Value |
Outstanding at December 31, 2013 |  | 1,283,862 |  | $ | 18.68 |  |  |  |  |
Granted |  | 137,743 |  | 26.29 |  |  |  |  |
Forfeited |  | (28,418 | ) | 17.04 |  |  |  |  |
Vested |  | (429,792 | ) | 16.16 |  |  |  |  |
Outstanding at April 1, 2014 |  | 963,395 |  | $ | 20.94 |  | 8.67 |  | $ | 25,703 |

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- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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