Stock-Based Compensation Expenses (Schedule Of Stock-Based Compensation Expenses Included In Consolidated Statements Of Income) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Stock-Based Compensation Expenses included in Total Costs and Expenses	$ 242,668	$ 49,470
Income Tax Effect	(13,064)	(12,856)
Stock-Based Compensation Expense, Net of Tax	229,604	36,614
Cost Of Goods Sold [Member]
Stock-Based Compensation Expenses included in Total Costs and Expenses	2,101	2,644
Research And Development Expenses [Member]
Stock-Based Compensation Expenses included in Total Costs and Expenses	118,622	16,720
Selling General And Administrative Expenses [Member]
Stock-Based Compensation Expenses included in Total Costs and Expenses	$ 121,945	$ 30,106

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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