Condensed Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 01, 2012	Jul. 03, 2011	Jul. 01, 2012	Jul. 03, 2011
Net income	$ 33,633	$ 29,761	$ 56,202	$ 54,674
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	(30,344)	16,320	(16,578)	63,611
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax	(13)	(32)	22	18
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax	299	299	598	598
Other Comprehensive Income (Loss), Net of Tax	(30,058)	16,587	(15,958)	64,227
Comprehensive Income, Net of Tax, Attributable to Parent	$ 3,575	$ 46,348	$ 40,244	$ 118,901