Net Income Per Share (Details) (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jul. 03, 2011	Jul. 04, 2010	Jul. 03, 2011	Jul. 04, 2010
Numerator for basic net income per share:
Net income	$ 248,390	$ 257,894	$ 472,514	$ 492,585
Denominator for basic net income per share:
Weighted average common shares	238,851	231,673	238,162	230,487
Basic net income per share	$ 1.04	$ 1.11	$ 1.98	$ 2.14
Numerator for diluted net income per share:
Net income	248,390	257,894	472,514	492,585
Interest on the 1% Notes due 2035, net of tax				157
Net income for diluted net income per share	$ 248,390	$ 257,894	$ 472,514	$ 492,742
Denominator for diluted net income per share:
Weighted average common shares	238,851	231,673	238,162	230,487
Incremental common shares attributable to exercise of outstanding employee stock options and SARs (assuming proceeds would be used to purchase common stock), and RSUs	5,011	8,128	5,556	7,294
Effect of dilutive 1% Notes due 2035				785
Shares used in computing diluted net income per share	243,862	239,801	243,718	238,566
Diluted net income per share	$ 1.02	$ 1.08	$ 1.94	$ 2.07
Anti-dilutive shares excluded from net income per share calculation	73,623	34,405	72,898	38,434