Derivative Financial Instruments (Schedule Of Fair Values Of Derivative Instruments) (Details) - USD ($) $ in Millions	Dec. 30, 2017	Dec. 31, 2016
Prepaid Expenses and Other Current Assets
Derivative [Line Items]
Derivative Asset	$ 26.6	$ 10.1
Other Noncurrent Assets
Derivative [Line Items]
Derivative Asset	3.2	0.4
Current Hedging Obligations
Derivative [Line Items]
Derivative Liability	8.1	49.0
Noncurrent Hedging Obligations
Derivative [Line Items]
Derivative Liability	0.9	17.6
Designated As Hedging Instruments | Prepaid Expenses and Other Current Assets | Interest Rate Swap Contracts
Derivative [Line Items]
Derivative Asset		0.0
Designated As Hedging Instruments | Prepaid Expenses and Other Current Assets | Currency Contracts
Derivative [Line Items]
Derivative Asset	11.5	1.3
Designated As Hedging Instruments | Prepaid Expenses and Other Current Assets | Commodity Contracts
Derivative [Line Items]
Derivative Asset	10.8	4.7
Designated As Hedging Instruments | Other Noncurrent Assets | Interest Rate Swap Contracts
Derivative [Line Items]
Derivative Asset		0.0
Designated As Hedging Instruments | Other Noncurrent Assets | Currency Contracts
Derivative [Line Items]
Derivative Asset	2.5	0.4
Designated As Hedging Instruments | Other Noncurrent Assets | Commodity Contracts
Derivative [Line Items]
Derivative Asset	0.7	0.0
Designated As Hedging Instruments | Current Hedging Obligations | Interest Rate Swap Contracts
Derivative [Line Items]
Derivative Liability		3.3
Designated As Hedging Instruments | Current Hedging Obligations | Currency Contracts
Derivative [Line Items]
Derivative Liability	7.9	39.7
Designated As Hedging Instruments | Current Hedging Obligations | Commodity Contracts
Derivative [Line Items]
Derivative Liability	0.0	0.0
Designated As Hedging Instruments | Noncurrent Hedging Obligations | Interest Rate Swap Contracts
Derivative [Line Items]
Derivative Liability		0.0
Designated As Hedging Instruments | Noncurrent Hedging Obligations | Currency Contracts
Derivative [Line Items]
Derivative Liability	0.9	17.6
Designated As Hedging Instruments | Noncurrent Hedging Obligations | Commodity Contracts
Derivative [Line Items]
Derivative Liability	0.0	0.0
Not Designated As Hedging Instruments | Prepaid Expenses and Other Current Assets | Currency Contracts
Derivative [Line Items]
Derivative Asset	4.1	1.5
Not Designated As Hedging Instruments | Prepaid Expenses and Other Current Assets | Commodity Contracts
Derivative [Line Items]
Derivative Asset	0.2	2.6
Not Designated As Hedging Instruments | Other Noncurrent Assets | Currency Contracts
Derivative [Line Items]
Derivative Asset	0.0	0.0
Not Designated As Hedging Instruments | Other Noncurrent Assets | Commodity Contracts
Derivative [Line Items]
Derivative Asset	0.0	0.0
Not Designated As Hedging Instruments | Current Hedging Obligations | Currency Contracts
Derivative [Line Items]
Derivative Liability	0.2	6.0
Not Designated As Hedging Instruments | Current Hedging Obligations | Commodity Contracts
Derivative [Line Items]
Derivative Liability	0.0	0.0
Not Designated As Hedging Instruments | Noncurrent Hedging Obligations | Currency Contracts
Derivative [Line Items]
Derivative Liability	0.0	0.0
Not Designated As Hedging Instruments | Noncurrent Hedging Obligations | Commodity Contracts
Derivative [Line Items]
Derivative Liability	$ 0.0	$ 0.0