Share-Based Compensation (Details) (USD $)	3 Months Ended		6 Months Ended		3 Months Ended
	Jun. 29, 2012	Jul. 01, 2011	Jun. 29, 2012	Jul. 01, 2011	Jun. 29, 2012 Stock Options	Jul. 01, 2011 Stock Options	Dec. 25, 2009 Stock Options
Share-based Compensation
Share-Based Compensation Expense	$ 4,000,000	$ 11,000,000	$ 4,000,000	$ 22,000,000
Income Tax Benefit	1,000,000	4,000,000	1,000,000	8,000,000
Number of Stock Options Exercised			1,618,000	3,954,000	319,000	675,000
Number of Stock Options Expired or Cancelled			15,000	21,000	0	21,000
Future expense related to vested options							$ 0
Number of Stock Options Outstanding					2,500,000