Derivative Instruments Derivative netting table (Details) (USD $) In Millions, unless otherwise specified	Jun. 29, 2013	Dec. 29, 2012
Long-term Derivatives Fair Value, Net		$ 0.3
Foreign Exchange Contract [Member]
Current derivative assets, gross	9.7	6.8
Derivative Asset, Fair Value, Amount Offset Against Collateral		(1.5)
Long-term derivative assets, gross	1.3	2.3
Derivative Assets, Noncurrent	1.0	2.3
Current derivative liabilities, gross	2.8	4.6
Derivative Liability, Fair Value, Amount Offset Against Collateral		(1.6)
Derivative, Net Liability Position, Aggregate Fair Value	2.6	3.0
Current Derivatives, Fair Value, Net	9.5	5.3
Long-term derivative liabilities, gross	1.7
Long-term Derivatives Fair Value, Net	1.4
Commodity Contract [Member]
Current derivative assets, gross	2.9	4.2
Derivative Asset, Fair Value, Amount Offset Against Collateral		(1.3)
Long-term derivative assets, gross	0.1	0.2
Derivative Assets, Noncurrent	0	0.2
Current derivative liabilities, gross	19.3	1.7
Derivative Liability, Fair Value, Amount Offset Against Collateral		(1.2)
Derivative, Net Liability Position, Aggregate Fair Value	16.4	0.5
Current Derivatives, Fair Value, Net	0	2.9
Long-term derivative liabilities, gross	0.2	0.3
Long-term Derivatives Fair Value, Net	0.1
Other Current Assets [Member] | Foreign Exchange Contract [Member]
Derivative Asset, Fair Value, Amount Offset Against Collateral	(0.2)
Other Current Assets [Member] | Commodity Contract [Member]
Derivative Asset, Fair Value, Amount Offset Against Collateral	(2.9)
Other Noncurrent Assets [Member] | Foreign Exchange Contract [Member]
Derivative Asset, Fair Value, Amount Offset Against Collateral	(0.3)	0
Other Noncurrent Assets [Member] | Commodity Contract [Member]
Derivative Asset, Fair Value, Amount Offset Against Collateral	(0.1)	0
Hedging Obligations Current [Member] | Foreign Exchange Contract [Member]
Derivative Liability, Fair Value, Amount Offset Against Collateral	(0.2)
Hedging Obligations Current [Member] | Commodity Contract [Member]
Derivative Liability, Fair Value, Amount Offset Against Collateral	(2.9)
Hedging Obligations [Member] | Foreign Exchange Contract [Member]
Derivative Liability, Fair Value, Amount Offset Against Collateral	(0.3)
Hedging Obligations [Member] | Commodity Contract [Member]
Derivative Liability, Fair Value, Amount Offset Against Collateral	$ (0.1)