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 |