Financial Instruments And Risk Management (Effect Of Derivative Instruments On The Condensed Consolidated Statement Of Operations Derivatives Not Designated As Hedging Instruments) (Details) (USD $) In Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	$ (19,368)	$ (4,590)	$ (5,244)	$ (27,741)
Foreign Currency Forward Contracts [Member] | Other Income (Expenses) , Net [Member]
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	(19,368)	(4,590)	(5,244)	(27,741)
Cash Conversion Feature Of Cash Convertible Notes [Member] | Other Income (Expenses) , Net [Member]
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	286,500	(43,200)	177,500	19,500
Purchased Cash Convertible Note Hedge [Member] | Other Income (Expenses) , Net [Member]
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	$ (286,500)	$ 43,200	$ (177,500)	$ (19,500)