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Fair Values of Derivative Instruments Included on Consolidated Balance Sheet (Detail) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2011
|
Dec. 31, 2010
|
|---|---|---|
| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | $ 225.6 | $ 193.2 |
| Liability Derivatives Fair Value | (15.6) | (8.7) |
|
Designated as Hedging Instrument
|
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| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | 62.8 | 80.1 |
| Liability Derivatives Fair Value | (14.6) | (4.9) |
|
Designated as Hedging Instrument | Foreign currency | Prepaid expenses and other current assets
|
||
| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | 6.7 | 7.5 |
|
Designated as Hedging Instrument | Foreign currency | Miscellaneous other assets
|
||
| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | 0.7 | |
|
Designated as Hedging Instrument | Foreign currency | Accrued payroll and other liabilities
|
||
| Derivatives, Fair Value [Line Items] | ||
| Liability Derivatives Fair Value | (0.3) | (4.6) |
|
Designated as Hedging Instrument | Foreign currency | Other long- term liabilities
|
||
| Derivatives, Fair Value [Line Items] | ||
| Liability Derivatives Fair Value | (0.3) | |
|
Designated as Hedging Instrument | Interest rate | Prepaid expenses and other current assets
|
||
| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | 9.4 | 0.5 |
|
Designated as Hedging Instrument | Interest rate | Miscellaneous other assets
|
||
| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | 46.0 | 72.1 |
|
Designated as Hedging Instrument | Interest rate | Other long- term liabilities
|
||
| Derivatives, Fair Value [Line Items] | ||
| Liability Derivatives Fair Value | (14.0) | (0.3) |
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Derivatives Not Designated as Hedging Instruments
|
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| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | 162.8 | 113.1 |
| Liability Derivatives Fair Value | (1.0) | (3.8) |
|
Derivatives Not Designated as Hedging Instruments | Foreign currency | Prepaid expenses and other current assets
|
||
| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | 8.3 | 6.0 |
|
Derivatives Not Designated as Hedging Instruments | Foreign currency | Miscellaneous other assets
|
||
| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | 2.7 | |
|
Derivatives Not Designated as Hedging Instruments | Foreign currency | Accrued payroll and other liabilities
|
||
| Derivatives, Fair Value [Line Items] | ||
| Liability Derivatives Fair Value | (1.0) | (3.8) |
|
Derivatives Not Designated as Hedging Instruments | Equity | Prepaid expenses and other current assets
|
||
| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | 104.4 | |
|
Derivatives Not Designated as Hedging Instruments | Equity | Miscellaneous other assets
|
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| Derivatives, Fair Value [Line Items] | ||
| Asset Derivatives Fair Value | $ 154.5 |