EPS Calculation (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 26, 2015	Jun. 27, 2015	Mar. 28, 2015	Dec. 31, 2014	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Earnings Per Share [Abstract]
Income from continuing operations	$ 606.3	$ 477.3	$ 511.6	$ 385.1	$ 604.0	$ 469.9	$ 278.5	$ 543.1	$ 1,980.3	$ 1,895.5	$ 1,279.1
Loss from Discontinued Operations	(3.7)	(1.2)			(2.8)	1.7			(4.9)	(1.1)	(5.8)
Net Income	$ 602.6	$ 476.1	$ 511.6	$ 385.1	$ 601.2	$ 471.6	$ 278.5	$ 543.1	$ 1,975.4	$ 1,894.4	$ 1,273.3
Basic Weighted Average Shares									398.7	398.2	360.3
Effect of Equity Forward Arrangement										0.2	1.8
Effect of Stock Options and Restricted Units									3.2	3.9	3.7
Diluted Weighted Average Shares									401.9	402.3	365.8
Basic Earnings per Share:
Continuing operations (in dollars per share)	$ 1.52	$ 1.20	$ 1.28	$ 0.97	$ 1.51	$ 1.17	$ 0.70	$ 1.38	$ 4.97	$ 4.76	$ 3.55
Discontinued operations (in dollars per share)									(0.01)	0.00	(0.02)
Earnings Per Share, Basic (in dollars per share)	1.51	1.19	1.28	0.97	1.50	1.18	0.70	1.38	4.96	4.76	3.53
Diluted Earnings per Share:
Continuing operations (in dollars per share)	1.51	1.19	1.27	0.96	1.49	1.16	0.69	1.36	4.93	4.71	3.50
Discontinued operations (in dollars per share)									(0.01)	0.00	(0.02)
Earnings Per Share, Diluted (in dollars per share)	$ 1.50	$ 1.18	$ 1.27	$ 0.96	$ 1.49	$ 1.17	$ 0.69	$ 1.36	$ 4.92	$ 4.71	$ 3.48
Employee Stock Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Stock Options Excluded From Computation Of Earnings Per Share									3.4	2.4	1.0