Share-Based Compensation (Details) (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Dec. 31, 2011
Stock-Based Compensation
Allocated share-based compensation expense	$ 54,720,000	$ 57,693,000
Tax benefit related to share-based compensation expense	14,619,000	15,452,000
Reduction in income	40,101,000	42,241,000
Share-based compensation cost included in inventory	1,700,000		2,000,000
Cost of goods sold
Stock-Based Compensation
Allocated share-based compensation expense	2,876,000	2,008,000
Research and development expenses
Stock-Based Compensation
Allocated share-based compensation expense	25,028,000	32,592,000
Selling, general and administrative expenses
Stock-Based Compensation
Allocated share-based compensation expense	$ 26,816,000	$ 23,093,000