Stock Transactions And Stock-Based Compensation (Components Of Stock-Based Compensation Program) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 28, 2014	Mar. 29, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pre-tax compensation expense	$ 29.0	$ 27.8
Income tax benefit	(8.6)	(8.4)
Stock-based compensation expense, net of income taxes	20.4	19.4
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pre-tax compensation expense	17.9	15.5
Income tax benefit	(5.2)	(4.6)
Stock-based compensation expense, net of income taxes	12.7	10.9
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pre-tax compensation expense	11.1	12.3
Income tax benefit	(3.4)	(3.8)
Stock-based compensation expense, net of income taxes	$ 7.7	$ 8.5