Other Income (Expense) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2012 BsF	Jul. 01, 2011	Jun. 29, 2012 BsF	Jul. 01, 2011
Other income (expense)	$ (13.5)	$ (3.9)	$ (6.7)	$ 3.1
Foreign currency transaction loss	(6.5)		(5.1)
Official exchange rate (BsF per U.S. Dollar)	4.30		4.30
Not Designated as Hedging Instrument [Member]
Unrealized loss on derivatives	$ (6.5)	$ 0.4	$ (0.3)	$ 6.4