Other Income (Expense) (Details) (USD $) In Millions, except Per Share data	3 Months Ended		6 Months Ended
	Jul. 01, 2011	Jul. 02, 2010	Jul. 01, 2011	Jul. 02, 2010
Other income (expense)	$ (3.9)	$ (3.0)	$ 3.1	$ (39.5)
Other income related to foreign currency transaction gain (losses)				(9.7)
Pre-tax charge on foreign currency devaluation transaction related to Venezuelan				29.8
Prior official exchange rates of essential goods for BsF, per US dollar		$ 2.60		$ 2.60
New official exchanger rates of all goods for BsF per U.S. dollar	$ 4.30		$ 4.30
Foreign currency gains related to copper imports at the essential rate				4.4
Foreign exchange losses related to copper imports at the parallel rate		2.4		10.7
Parent Company [Member]
Other income (expense)