Stock Transactions And Stock-Based Compensation (Components Of Stock-Based Compensation Program) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 28, 2012	Sep. 30, 2011	Sep. 28, 2012	Sep. 30, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pre-tax compensation expense	$ 29,000	$ 25,700	$ 79,419	$ 71,616
Income tax benefit	(8,900)	(8,700)	(25,100)	(23,600)
Stock-based compensation expense, net of income taxes	20,100	17,000	54,300	48,000
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pre-tax compensation expense	16,000	13,600	43,200	34,000
Income tax benefit	(4,900)	(5,100)	(14,100)	(12,700)
Stock-based compensation expense, net of income taxes	11,100	8,500	29,100	21,300
Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pre-tax compensation expense	13,000	12,100	36,200	37,600
Income tax benefit	(4,000)	(3,600)	(11,000)	(10,900)
Stock-based compensation expense, net of income taxes	$ 9,000	$ 8,500	$ 25,200	$ 26,700