Financial Instruments And Risk Management (Effect Of Derivative Instruments On The Condensed Consolidated Statements Of Operations Derivatives In Cash Flow Hedging Relationships) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Derivative [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax	$ (15,713)	$ (733)	$ (35,027)	$ (556)
Cash Flow Hedging
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	18,496	(27,751)	(7,847)	(23,174)
Amount of Gain Excluded from the Assessment of Hedge Effectiveness	22,210	12,158	43,281	17,246
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax	(15,713)	(733)	(35,027)	(556)
Cash Flow Hedging | Foreign currency forward contracts
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	23,981	(30,105)	(11)	(28,417)
Cash Flow Hedging | Foreign currency forward contracts | Net revenues
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from AOCE into Earnings (Effective Portion)	(15,062)	(267)	(33,357)	2,099
Cash Flow Hedging | Foreign currency forward contracts | Other income, net
Derivative [Line Items]
Amount of Gain Excluded from the Assessment of Hedge Effectiveness	22,210	12,158	43,281	17,246
Cash Flow Hedging | Interest rate swaps
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	(5,485)	2,354	(7,836)	5,243
Cash Flow Hedging | Interest rate swaps | Interest expense
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from AOCE into Earnings (Effective Portion)	$ (651)	$ (466)	$ (1,670)	$ (2,655)