Financial Instruments And Risk Management (Effect Of Derivative Instruments On The Condensed Consolidated Statements Of Operations Derivatives Not Designated As Hedging Instruments) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	$ (13,912)	$ 2,682	$ (8,657)	$ 14,144
Foreign currency forward contracts | Other income, net
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	(13,912)	2,682	(8,657)	14,144
Cash conversion feature of Cash Convertible Notes | Other income, net
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	85,500	(59,700)	33,900	(109,000)
Purchased cash convertible note hedge | Other income, net
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	$ (85,500)	$ 59,700	$ (33,900)	$ 109,000