Supplemental Guarantor and Parent Company Condensed Financial Information (Narrative) (Details) In Millions, unless otherwise specified	6 Months Ended		12 Months Ended			6 Months Ended	12 Months Ended		6 Months Ended	12 Months Ended		6 Months Ended	12 Months Ended		6 Months Ended
	Jun. 29, 2012	Jun. 29, 2012 North America [Member] 1.00% Senior Convertible Notes Due 2012 [Member]	Dec. 31, 2011 North America [Member] 1.00% Senior Convertible Notes Due 2012 [Member]	Dec. 15, 2009 North America [Member] 1.00% Senior Convertible Notes Due 2012 [Member] USD ($)	Sep. 30, 2007 North America [Member] 1.00% Senior Convertible Notes Due 2012 [Member] USD ($)	Jun. 29, 2012 North America [Member] 0.875% Convertible Notes Due 2013 [Member]	Dec. 31, 2011 North America [Member] 0.875% Convertible Notes Due 2013 [Member]	Nov. 30, 2006 North America [Member] 0.875% Convertible Notes Due 2013 [Member] USD ($)	Jun. 29, 2012 North America [Member] 7.125% Senior Notes Due 2017 [Member]	Dec. 31, 2011 North America [Member] 7.125% Senior Notes Due 2017 [Member]	Mar. 21, 2007 North America [Member] 7.125% Senior Notes Due 2017 [Member] USD ($)	Jun. 29, 2012 North America [Member] Senior Floating Rate Notes Due 2015 [Member]	Dec. 31, 2011 North America [Member] Senior Floating Rate Notes Due 2015 [Member]	Mar. 21, 2007 North America [Member] Senior Floating Rate Notes Due 2015 [Member] USD ($)	Jun. 29, 2012 Europe and Mediterranean [Member] Spanish Term Loan [Member] EUR (€)
Debt principal amount				$ 10.6	$ 475.0			$ 355.0			$ 200.0			$ 125.0
Interest rate		1.00%	1.00%	1.00%		0.875%	0.875%	0.875%	7.125%	7.125%	7.125%	2.80%	3.00%
Maturity date		October 2012	October 2012			November 2013	November 2013		April 2017	April 2017		July 2015	July 2015
Term loan covenant percentage	25.00%
Term loan subsidiary minimum net assets															€ 197