Financial Instruments And Risk Management (Effect Of Derivative Instruments On The Consolidated Statements Of Operations Derivatives In Cash Flow Hedging Relationships) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Derivative Instruments, Gain (Loss) [Line Items]
Description of reclassification of cash flow hedge gain (loss)	12
Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	$ (39,617)	$ 29,687	$ 6,134
Amount of Gain or (Loss) Reclassified from AOCE into Earnings (Effective Portion)	(21,211)	(51,198)	(51,746)
Amount of Gain or (Loss) Excluded from the Assessment of Hedge Effectiveness	13,432	(2,958)
Foreign Currency Forward Contracts [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	(55,453)	6,657
Foreign Currency Forward Contracts [Member] | Net Revenues [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCE into Earnings (Effective Portion)	(5,492)	2,301
Foreign Currency Forward Contracts [Member] | Other Income (Expense), Net [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Excluded from the Assessment of Hedge Effectiveness	13,432	(2,958)
Interest Rate Swaps [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	15,836	23,030	6,134
Interest Rate Swaps [Member] | Interest Expense [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCE into Earnings (Effective Portion)	$ (15,719)	$ (53,499)	$ (51,746)