Stock-Based Compensation (Schedule Of Stock-Based Compensation Expenses Included In Consolidated Statements Of Income) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Component of Operating Other Cost and Expense [Line Items]
Stock-based compensation expenses included in total costs and expenses	$ 192,378	$ 200,041	$ 185,758
Income tax effect	(47,325)	(52,331)	(46,486)
Stock-based compensation expense, net of tax	145,053	147,710	139,272
Cost Of Goods Sold [Member]
Component of Operating Other Cost and Expense [Line Items]
Stock-based compensation expenses included in total costs and expenses	8,433	10,180	10,859
Research And Development Expenses [Member]
Component of Operating Other Cost and Expense [Line Items]
Stock-based compensation expenses included in total costs and expenses	73,490	84,048	82,893
Selling, General And Administrative Expenses [Member]
Component of Operating Other Cost and Expense [Line Items]
Stock-based compensation expenses included in total costs and expenses	$ 110,455	$ 105,813	$ 92,006

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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