Income Taxes (Schedule Of Income Tax Expense (Benefit)) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Income Taxes [Abstract]
Current, Federal	$ 26,233	$ 27,779	$ 22,383
Current, State	94	1,141	1,913
Current, Foreign	9,626	4,051	4,442
Total Current	35,953	32,971	28,738
Deferred, Federal	5,507	(145)	1,044
Deferred, State	(5)	94	(71)
Deferred, Foreign	(3,898)	(927)	(2,985)
Total Deferred	1,604	(978)	(2,012)
Income taxes	$ 37,557	$ 31,993	$ 26,726