Supplemental Guarantor and Parent Company Condensed Financial Information (Narrative) (Details)
 6 Months Ended 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. 28, 2013
Jul. 22, 2011
0.875% Convertible Notes Due 2013 [Member]
USD ($)
Jun. 28, 2013
North America [Member]
5.75% Senior Notes due 2022 [Member]
Dec. 31, 2012
North America [Member]
5.75% Senior Notes due 2022 [Member]
Sep. 25, 2012
North America [Member]
5.75% Senior Notes due 2022 [Member]
USD ($)
Jun. 28, 2013
North America [Member]
0.875% Convertible Notes Due 2013 [Member]
Dec. 31, 2011
North America [Member]
0.875% Convertible Notes Due 2013 [Member]
Dec. 31, 2012
North America [Member]
0.875% Convertible Notes Due 2013 [Member]
Nov. 30, 2006
North America [Member]
0.875% Convertible Notes Due 2013 [Member]
USD ($)
Jun. 28, 2013
North America [Member]
7.125% Senior Notes Due 2017 [Member]
USD ($)
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 ($)
Jun. 28, 2013
North America [Member]
Senior Floating Rate Notes Due 2015 [Member]
Dec. 31, 2011
North America [Member]
Senior Floating Rate Notes Due 2015 [Member]
Dec. 31, 2012
North America [Member]
Senior Floating Rate Notes Due 2015 [Member]
Mar. 21, 2007
North America [Member]
Senior Floating Rate Notes Due 2015 [Member]
USD ($)
Jun. 28, 2013
Europe and Mediterranean [Member]
Spanish Term Loan [Member]
EUR (€)
Sep. 25, 2012
Unconditionally Guarantee [Member]
North America [Member]
5.75% Senior Notes due 2022 [Member]
USD ($)
Debt principal amount   $ 355,000,000     $ 600,000,000       $ 355,000,000.0 $ 200,000,000   $ 200,000,000       $ 125,000,000   $ 600,000,000
Interest rate     5.75% [1] 5.75% [1] 5.75% 0.875%   0.875% 0.875%     7.125% 2.60% [2]   2.70% [2]      
Maturity date     October 2022 [1] October 2022 [1]   November 2013 November 2013     April 2017 April 2017   July 2015 July 2015        
Term loan covenant percentage 25.00%                                  
Term loan subsidiary minimum net assets                                 € 197,000,000  
[1] Jointly and severally guaranteed by the Company's wholly owned U.S. subsidiaries that are borrowers or guarantors under the Company's Revolving Credit Facility (as defined below).
[2] Jointly and severally guaranteed by the Company's wholly-owned U.S. subsidiaries that are borrowers or guarantors under the Company's Revolving Credit Facility.