Net Earnings Per Share (Components of Basic and Diluted Earnings per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 27, 2019	Sep. 28, 2018	Sep. 27, 2019	Sep. 28, 2018
Numerator
Net earnings	$ 673.9	$ 663.7	$ 1,739.0	$ 1,904.1
Net earnings attributable to noncontrolling interest	(5.9)	0.0	(5.9)	0.0
MCPS dividends	(19.6)	0.0	(48.8)	0.0
Net earnings attributable to common stockholders	648.4	663.7	1,684.3	1,904.1
Adjustment for interest on convertible debentures	0.4	0.6	1.4	1.7
Net earnings attributable to common stockholders after assumed conversions (used in Diluted EPS)	$ 648.8	$ 664.3	$ 1,685.7	$ 1,905.8
Denominator
Weighted average common shares outstanding (used in Basic EPS)	718.8	701.4	714.7	700.1
Assumed exercise of dilutive options and vesting of dilutive RSUs and PSUs	9.1	6.9	8.9	7.3
Assumed conversion of the convertible debentures	1.4	2.3	1.6	2.5
Weighted average common shares outstanding (used in Diluted EPS)	729.3	710.6	725.2	709.9
Basic EPS	$ 0.90	$ 0.95	$ 2.36	$ 2.72
Diluted EPS	$ 0.89	$ 0.93	$ 2.32	$ 2.68