Consolidated Statement of Comprehensive Income (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Apr. 02, 2011
Consolidated Statement of Comprehensive Income [Abstract]
Net income	$ 89,973	$ 56,310
Other comprehensive income, net of tax
Foreign currency translation adjustment	49,347	69,035
Unrealized holding gain on interest rate swap agreement designated as cash flow hedge		1,375
Net unrealized loss on foreign currency forward contracts designated as cash flow hedges	(158)	(334)
Other comprehensive income, net of tax	49,189	70,076
Comprehensive income	$ 139,162	$ 126,386