Condensed Consolidated Statements of Operations (Parenthetical) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 29, 2012		Jul. 01, 2011		Jun. 29, 2012		Jul. 01, 2011
Income Statement [Abstract]
Change in fair value of derivatives, tax	$ 3.0	[1]	$ 3.2	[1]	$ 0.4	[1]	$ 2.2	[1]

[1] See Note 23 - Restatement of Condensed Consolidated Financial Statements