Stock-Based Employee Compensation (Narrative) (Details) (USD $) In Millions, except Share data, unless otherwise specified	9 Months Ended
	Sep. 03, 2013	Dec. 25, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock issuable upon exercise of currently outstanding options	1,517,975	825,000
Total unrecognized compensation cost related to non-vested stock options	$ 8.7
Cost is expected to be recognized	3 years 4 months 24 days
2012 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted under the company's equity incentive plan, vesting period	4 years
Shares authorized for issuance	2,232,800
Shares of common stock issuable upon exercise of currently outstanding options	1,517,975
Shares available for future grants	714,825
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted under the company's equity incentive plan, vesting period	1 year
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted under the company's equity incentive plan, vesting period	4 years
Maximum [Member] | 2012 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted under the company's equity incentive plan, contractual term	10 years