Derivative Financial Instruments (Location And Amounts Of Pre-Tax Gains (Losses) On Cash Flow Hedge Derivatives Financial Instruments) (Details) (Cash Flow Hedging [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Derivative Instruments, Gain (Loss) [Line Items]
Net (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (effective portion)	$ (30,864)	$ (58,750)	$ (102,196)	$ (111,205)
Cost Of Revenues [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Net (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (effective portion)	(25,601)	(48,755)	(84,717)	(91,848)
Selling, General and Administrative Expenses [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Net (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (effective portion)	(5,263)	(9,995)	(17,479)	(19,357)
Foreign Exchange Forward [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Increase (decrease) in Derivative Gains (Losses) Recognized in Accumulated Other Comprehensive Income (Loss) (effective portion)	$ (5,355)	$ (149,916)	$ 115,625	$ (278,285)