Recent Accounting Pronouncements (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2017	Oct. 01, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Income Tax Expense (Benefit)	$ (53.3)	$ (45.6)	$ (88.4)	$ (20.6)
Diluted Earnings Per Share (in dollars per share)	$ 1.34	$ 1.19	$ 4.29	$ 3.50
Net Cash Provided by Operating Activities			$ 2,138.5	$ 2,052.7
Net Cash Used in Investing Activities			(7,445.6)	(5,427.9)
Net Cash Provided by Financing Activities			4,998.3	4,949.8
Adjustments for New Accounting Pronouncement [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net Cash Provided by Operating Activities				102.3
Net Cash Used in Investing Activities				16.1
Net Cash Provided by Financing Activities				$ (102.3)
Accounting Standards Update 2016-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Income Tax Expense (Benefit)			$ (51.0)
Diluted Earnings Per Share (in dollars per share)			$ 0.13