Comprehensive Income and Shareholders' Equity (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 01, 2017	Apr. 02, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ 21,539.3	$ 21,350.2
Other comprehensive income (loss) before reclassifications	159.1
Amounts reclassified from accumulated other comprehensive items	3.7
Total other comprehensive items	162.8	130.6
Balance	21,795.2	20,924.4
Currency Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(2,343.4)
Other comprehensive income (loss) before reclassifications	160.0
Total other comprehensive items	160.0
Balance	(2,183.4)
Unrealized Gains on Available-for-Sale Investments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	0.9
Other comprehensive income (loss) before reclassifications	1.1
Total other comprehensive items	1.1
Balance	2.0
Unrealized Losses on Hedging Instruments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(57.1)
Amounts reclassified from accumulated other comprehensive items	1.8
Total other comprehensive items	1.8
Balance	(55.3)
Pension and Other Postretirement Benefit Liability Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(236.7)
Other comprehensive income (loss) before reclassifications	(2.0)
Amounts reclassified from accumulated other comprehensive items	1.9
Total other comprehensive items	(0.1)
Balance	(236.8)
Accumulated Other Comprehensive Items [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(2,636.3)	(1,997.3)
Total other comprehensive items	162.8	130.6
Balance	$ (2,473.5)	$ (1,866.7)