Schedule of Accumulated Other Comprehensive Income (Loss) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011
Equity [Abstract]
Currency translation	$ (1,003)	$ (3,290)
Employee benefit plans, net of tax of ($896) as of December 29, 2012 and ($881) as of December 31, 2011	(13,766)	6,161
Change in the fair value of cash flow hedges, net of tax	0	0
Total	$ (14,769)	$ 2,871