EPS Calculation (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014
Earnings per Share
Income from Continuing Operations	$ 477.3	$ 469.9	$ 1,374.0	$ 1,291.5
(Loss) Income from Discontinued Operations	(1.2)	1.7	(1.2)	1.7
Net Income	$ 476.1	$ 471.6	$ 1,372.8	$ 1,293.2
Basic Weighted Average Shares	399.0	399.9	398.4	397.5
Effect of Equity Forward Arrangement	0.0	0.0	0.0	0.2
Effect of Stock Options and Restricted Units	3.0	3.8	3.3	4.0
Diluted Weighted Average Shares	402.0	403.7	401.7	401.7
Basic Earnings per Share:
Continuing operations (in dollars per share)	$ 1.2	$ 1.17	$ 3.45	$ 3.25
Discontinued operations (in dollars per share)	0	0	0	0
Earnings Per Share, Basic (in dollars per share)	1.19	1.18	3.45	3.25
Diluted Earnings per Share:
Continuing operations (in dollars per share)	1.19	1.16	3.42	3.21
Discontinued operations (in dollars per share)	0	0	0	0
Earnings Per Share, Diluted (in dollars per share)	$ 1.18	$ 1.17	$ 3.42	$ 3.22
Stock Options [Member]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Antidilutive Stock Options Excluded From Computation Of Earnings Per Share	3.5	2.4	3.7	2.4