Net Income Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Apr. 01, 2012	Apr. 03, 2011
Numerator for basic net income per share:
Net income	$ 114,385	$ 224,124
Denominator for basic net income per share:
Weighted average common shares outstanding	242,883	237,473
Basic net income per share	$ 0.47	$ 0.94
Numerator for diluted net income per share:
Net income	$ 114,385	$ 224,124
Denominator for diluted net income per share:
Weighted average common shares outstanding	242,883	237,473
Incremental common shares attributable to exercise of outstanding employee stock options, SARs and warrants (assuming proceeds would be used to purchase common stock), and RSUs	4,219	5,931
Shares used in computing diluted net income per share	247,102	243,404
Diluted net income per share	$ 0.46	$ 0.92
Antidilutive Shares
Anti-dilutive shares excluded from net income per share calculation	68,352	71,807