Derivative Instruments (Schedule Of Fair Values Of Derivative Instruments) (Details) (USD $) In Millions, unless otherwise specified	Jun. 29, 2013	Dec. 29, 2012
Derivative [Line Items]
Total derivative liabilities, noncurrent	$ 29.2	$ 35.7
Prepaid Expenses [Member]
Derivative [Line Items]
Total derivative assets, current	12.6	11.0
Prepaid Expenses [Member] | Derivative Designated As Cash Flow Hedging Instruments [Member]
Derivative [Line Items]
Interest rate swap contracts asset	0	0
Foreign exchange contracts asset	9.3	6.8
Commodity contracts asset	0	3.6
Prepaid Expenses [Member] | Derivative Not Designated As Cash Flow Hedging Instruments [Member]
Derivative [Line Items]
Foreign exchange contracts asset	0.4
Commodity contracts not designated as hedging instruments asset	2.9	0.6
Other Noncurrent Assets [Member]
Derivative [Line Items]
Total derivative assets, noncurrent	1.4	2.5
Other Noncurrent Assets [Member] | Derivative Designated As Cash Flow Hedging Instruments [Member]
Derivative [Line Items]
Interest rate swap contracts asset	0	0
Foreign exchange contracts asset	1.3	2.3
Commodity contracts asset	0	0.2
Other Noncurrent Assets [Member] | Derivative Not Designated As Cash Flow Hedging Instruments [Member]
Derivative [Line Items]
Foreign exchange contracts asset	0
Commodity contracts not designated as hedging instruments asset	0.1	0
Hedging Obligations (Current) [Member]
Derivative [Line Items]
Total derivative liabilities, current	22.1	6.3
Hedging Obligations (Current) [Member] | Derivative Designated As Cash Flow Hedging Instruments [Member]
Derivative [Line Items]
Interest rate swap contracts liability	0	0
Foreign exchange contracts liability	2.8	4.6
Commodity contracts liability	16.2	1.2
Hedging Obligations (Current) [Member] | Derivative Not Designated As Cash Flow Hedging Instruments [Member]
Derivative [Line Items]
Commodity contracts liability	0
Commodity contracts not designated as hedging instruments liability	3.1	0.5
Hedging Obligations [Member]
Derivative [Line Items]
Total derivative liabilities, noncurrent	29.2	35.7
Hedging Obligations [Member] | Derivative Designated As Cash Flow Hedging Instruments [Member]
Derivative [Line Items]
Interest rate swap contracts liability	27.3	35.4
Foreign exchange contracts liability	1.7	0.3
Commodity contracts liability	0.1	0
Hedging Obligations [Member] | Derivative Not Designated As Cash Flow Hedging Instruments [Member]
Derivative [Line Items]
Commodity contracts liability	0
Commodity contracts not designated as hedging instruments liability	$ 0.1	$ 0