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Share-based Compensation (Tables)
9 Months Ended
Sep. 24, 2013
Share-based Compensation  
Summary of allocation of share-based compensation expense

 

 

13 Weeks Ended

 

39 Weeks Ended

 

 

 

September 24,
2013

 

September 25, 
2012

 

September 24,
2013

 

September 25, 
2012

 

 

 

 

 

 

 

 

 

 

 

Labor expense

 

$

1,356

 

$

1,196

 

$

4,027

 

$

3,326

 

General and administrative expense

 

2,256

 

2,233

 

6,556

 

6,428

 

Total share-based compensation expense

 

$

3,612

 

$

3,429

 

$

10,583

 

$

9,754

 

Summary of stock option activity

 

 

Shares

 

Weighted-
Average
Exercise Price

 

Weighted-Average 
Remaining Contractual
Term (years)

 

Aggregate
Intrinsic
Value

 

 

 

 

 

 

 

 

 

 

 

Outstanding at December 25, 2012

 

2,258,921

 

$

13.24

 

 

 

 

 

Granted

 

 

 

 

 

 

 

Forfeited

 

(25,719

)

12.55

 

 

 

 

 

Exercised

 

(976,659

)

13.31

 

 

 

 

 

Outstanding at September 24, 2013

 

1,256,543

 

$

13.20

 

2.33

 

$

15,781

 

 

 

 

 

 

 

 

 

 

 

Exercisable at September 24, 2013

 

1,256,543

 

$

13.20

 

2.33

 

$

15,781

 

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 25, 2012

 

1,803,514

 

$

15.73

 

 

 

 

 

Granted

 

418,870

 

22.53

 

 

 

 

 

Forfeited

 

(35,096

)

17.17

 

 

 

 

 

Vested

 

(832,467

)

15.92

 

 

 

 

 

Outstanding at September 24, 2013

 

1,354,821

 

$

17.68

 

8.65

 

$

34,900