Stock-Based Employee Compensation (Summary Of Stock Option Activity) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	9 Months Ended
	Sep. 03, 2013
Stock-Based Employee Compensation [Abstract]
Outstanding at beginning of year, Shares	825,000
Granted, Shares	765,500
Exercised, Shares	(17,025)
Forfeited, Shares	(55,500)
Outstanding at end of period, Shares	1,517,975
Options exercisable at end of period, Shares	156,600
Outstanding at beginning of year, Weighted average exercise price	$ 13.09
Granted, Weighted average exercise price	$ 20.82
Exercised, Weighted average exercise price	$ 13.00
Forfeited, Weighted average exercise price	$ 13.65
Outstanding at end of period, Weighted average exercise price	$ 16.97
Options exercisable at end of period, Weighted average exercise price	$ 13.00
Outstanding at end of period, Weighted average Remaining Contractual Term	9 years 4 months 24 days
Options exercisable at end of period, Weighted average Remaining Contractual Term	8 years 10 months 24 days
Outstanding at end of period, Aggregate Intrinsic Value	$ 4,779
Options exercisable at end of period, Aggregate Intrinsic Value	$ 965