Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Parenthetical) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 28, 2012		Sep. 30, 2011		Sep. 28, 2012		Sep. 30, 2011
Income Statement [Abstract]
Change in fair value of derivatives, tax	$ 3.1	[1]	$ 16.8	[1]	$ 3.5	[1]	$ 19.0	[1]

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