Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Apr. 01, 2012
Net income	$ 166,229	$ 114,385
Other Comprehensive Income (Loss), before Tax
Unrealized holding gain (loss) on marketable securities	6,227	8,734
Reclassification adjustment for realized (gain) loss on marketable securities included in net income	314	(523)
Net unrealized holding gain (loss) on marketable securities before taxes	6,541	8,211
Foreign currency translation adjustments	(116,179)	(102,981)
Unrealized holding gain (loss) on derivatives qualifying as cash flow hedges	(30,630)	(69,061)
Reclassification adjustment for realized (gain) loss on derivatives qualifying as cash flow hedges included in net income	1,441	(6,314)
Total other comprehensive income (loss), derivatives qualifying as hedges, before tax	(29,189)	(75,375)
Total other comprehensive income (loss), before tax	(138,827)	(170,145)
Income tax expense (benefit) related to items of other comprehensive income (loss)	(16,258)	(11,202)
Total other comprehensive income (loss), net of tax	(122,569)	(158,943)
Comprehensive income (loss)	$ 43,660	$ (44,558)