Derivative Financial Instruments (Summary Of Information About The Fair Values Of Derivative Instruments On Condensed Consolidated Balance Sheets) (Details) (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value	$ 46,229	$ 64,461
Derivative Liability, Fair Value	39,119	38,553
Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value	46,221	64,365
Derivative Liability, Fair Value	38,855	38,515
Designated as Hedging Instrument [Member] | Foreign Currency Exchange Contracts [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value	26,835	59,276
Designated as Hedging Instrument [Member] | Foreign Currency Exchange Contracts [Member] | Other Noncurrent Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value	19,386	5,089
Designated as Hedging Instrument [Member] | Foreign Currency Exchange Contracts [Member] | Other Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value	38,709	36,493
Designated as Hedging Instrument [Member] | Foreign Currency Exchange Contracts [Member] | Other Long-Term Obligations [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value	146	2,022
Not Designated as Hedging Instrument [Member] | Foreign Currency Exchange Contracts [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value	8	96
Not Designated as Hedging Instrument [Member] | Foreign Currency Exchange Contracts [Member] | Other Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value	264	38
Not Designated as Hedging Instrument [Member] | Total Derivatives Not Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value	8	96
Derivative Liability, Fair Value	$ 264	$ 38