New Accounting Standards New Accounting Standards (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 30, 2019	Mar. 31, 2018	Dec. 29, 2018	Dec. 30, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Document Period End Date	Mar. 30, 2019
Deferred Revenue, Revenue Recognized	$ 49.2	$ 51.2
Accounts, Notes, Loans and Financing Receivable, Net, Current	1,882.1		$ 1,607.8
Net Sales	3,333.6	3,209.3
Cost of Goods and Services Sold	2,228.0	2,043.6
Selling, General and Administrative Expense	760.6	778.8
Provision for Doubtful Accounts	18.3	6.8
Other Noninterest Expense	65.4	58.0
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	194.8	251.8
Income Tax Expense (Benefit)	24.7	81.7
Net Income (Loss) Attributable to Parent	$ 169.9	$ 170.6
Earnings Per Share, Diluted	$ 1.13	$ 1.11
Other Assets, Noncurrent	$ 1,250.7		482.3
Long-term Debt, Current Maturities	3.1		2.5
Accrued Liabilities, Current	1,718.1		1,389.8
Long-term Debt, Excluding Current Maturities	3,909.4		3,819.8
Deferred Tax Liabilities, Net, Noncurrent	744.4		705.3
Other Liabilities, Noncurrent	2,521.8		2,446.0
Retained Earnings (Accumulated Deficit)	6,291.3		6,219.0
Accumulated Other Comprehensive Income (Loss), Net of Tax	(1,813.3)	$ (1,493.3)	(1,814.3)	$ (1,589.1)
Increase (Decrease) in Operating Capital	(616.8)	(544.3)
Increase (Decrease) in Other Operating Assets and Liabilities, Net	122.4	98.8
Net Cash Provided by (Used in) Operating Activities	431.3	349.4
Net Cash Provided by (Used in) Investing Activities	(1,007.3)	$ (126.3)
Cash and Cash Equivalents, at Carrying Value	$ 281.8		$ 288.7