|
Derivative Instruments And Hedging Activities (Schedule Of Derivative Instruments In Statement Of Financial Position, Fair Value) (Detail) (USD $)
In Millions, unless otherwise specified |
Jun. 30, 2012
|
Dec. 31, 2011
|
|---|---|---|
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative asset, fair value | $ 94.0 | $ 165.9 |
| Derivative liability, fair value | 25.3 | 23.0 |
|
Accounts Receivable [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative asset, fair value | 19.2 | 83.8 |
|
Designated as Hedging Instrument [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative asset, fair value | 10.1 | 5.2 |
|
Designated as Hedging Instrument [Member] | Treasury Lock Agreements [Member] | Other Current Liabilities [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative liability, fair value | 9.5 | 3.5 |
|
Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | Other Current Liabilities [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative liability, fair value | 9.5 | 3.5 |
|
Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | Derivative Assets (Current) [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative asset, fair value | 10.1 | 5.2 |
|
Not Designated as Hedging Instrument [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative asset, fair value | 83.9 | 160.7 |
| Derivative liability, fair value | 15.8 | 19.5 |
|
Not Designated as Hedging Instrument [Member] | Accounts Receivable [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative asset, fair value | 19.2 | 83.8 |
|
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | Derivative Assets (Current) [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative asset, fair value | Ìý | 2.8 |
|
Not Designated as Hedging Instrument [Member] | Customer Contracts [Member] | Derivative Assets (Current) [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative asset, fair value | 61.4 | 72.9 |
|
Not Designated as Hedging Instrument [Member] | Provisional Pricing Arrangements [Member] | Other Current Liabilities [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative liability, fair value | 15.8 | 19.5 |
|
Not Designated as Hedging Instrument [Member] | Provisional Pricing Arrangements [Member] | Derivative Assets (Current) [Member]
|
Ìý | Ìý |
| Derivatives, Fair Value [Line Items] | Ìý | Ìý |
| Derivative asset, fair value | $ 3.3 | $ 1.2 |