Stock-Based Compensation (Additional Information) (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Sep. 07, 2013
|
Sep. 08, 2012
|
Sep. 07, 2013
|
Sep. 08, 2012
|
|
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] | ||||
Stock-based compensation expense | $ 7.4 | $ 3.1 | $ 21.1 | $ 11.0 |
Income tax benefits for grants | $ 2.6 | $ 1.0 | $ 7.1 | $ 3.6 |
Weighted-average fair values for options granted (dollars per share) | $ 5.22 | $ 5.36 | ||
Common stock issued in connection with the exercise of stock options and restricted stock grants (shares) | 237,526 | 709,734 | 2,142,090 | 2,385,500 |
Common stock cancelled as result of forfeiture of restricted stock awards (shares) | 59,748 | 41,474 | 171,388 | 72,692 |