Condensed Consolidated Statements Of Comprehensive Income (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 01, 2012	Mar. 27, 2011
Condensed Consolidated Statements Of Comprehensive Income [Abstract]
Tax on foreign currency translation continuing operations adjustments	$ 4,213	$ 2,348
Tax on prior service cost recognized in net periodic cost	(2)	(2)
Tax on transition obligation recognized in net periodic cost	9	10
Tax on unamortized gain arising during the period		2,883
Tax on net (gain) loss recognized in net periodic cost	605	400
Tax on discontinued operations		(14)
Tax on divestiture of Marine		4,612
Tax on foreign currency translation	(50)	(182)
Tax on unrealized gain (loss) on derivatives arising during the period	321	231
Tax on reclassification adjustment on derivatives included in net income	1,087	1,211
Tax on discontinued operations		$ 81