Stockholders' Equity (Components Of Accumulated Other Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 29, 2013	Sep. 29, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 30, 2012	Sep. 23, 2012	Jun. 24, 2012	Mar. 25, 2012	Dec. 25, 2011
Stockholders' Equity Note [Abstract]
Actuarial losses on pension plans, net of tax	$ (16,794)				$ (19,159)
Derivative hedge contracts, net of tax	0				21				1,542
Foreign currency translation adjustment	19,039				19,444
Total	$ 2,245	$ 989	$ (2,714)	$ (2,001)	$ 306	$ 12,929	$ 8,032	$ 17,434