|
Balance sheet location of derivative assets and liabilities and their related fair values (Detail) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2011
|
Dec. 31, 2010
|
|---|---|---|
| Asset Derivatives | ||
| Asset Derivatives | $ 649 | $ 218 |
| Liability Derivatives | ||
| Liability Derivatives | 208 | 141 |
|
Foreign exchange contracts
|
||
| Asset Derivatives | ||
| Asset Derivatives | 166 | 36 |
| Liability Derivatives | ||
| Liability Derivatives | 185 | 111 |
|
Interest rate contracts
|
||
| Asset Derivatives | ||
| Asset Derivatives | 483 | 182 |
| Liability Derivatives | ||
| Liability Derivatives | 23 | 30 |
|
Fair Value, Inputs, Level 2
|
||
| Asset Derivatives | ||
| Asset Derivatives | 649 | 218 |
| Liability Derivatives | ||
| Liability Derivatives | 208 | 141 |
|
Fair Value, Inputs, Level 2 | Foreign exchange contracts
|
||
| Asset Derivatives | ||
| Asset Derivatives | 166 | 36 |
| Liability Derivatives | ||
| Liability Derivatives | 185 | 111 |
|
Fair Value, Inputs, Level 2 | Interest rate contracts
|
||
| Asset Derivatives | ||
| Asset Derivatives | 483 | 182 |
| Liability Derivatives | ||
| Liability Derivatives | 23 | 30 |
|
Fair Value, Inputs, Level 2 | Designated as Hedging Instrument | Foreign exchange contracts | Other current assets
|
||
| Asset Derivatives | ||
| Asset Derivatives | 164 | 36 |
|
Fair Value, Inputs, Level 2 | Designated as Hedging Instrument | Foreign exchange contracts | Other Current Liabilities
|
||
| Liability Derivatives | ||
| Liability Derivatives | 9 | |
|
Fair Value, Inputs, Level 2 | Designated as Hedging Instrument | Foreign exchange contracts | Other non-current liabilities
|
||
| Liability Derivatives | ||
| Liability Derivatives | 185 | 99 |
|
Fair Value, Inputs, Level 2 | Designated as Hedging Instrument | Interest rate contracts | Other Noncurrent Assets
|
||
| Asset Derivatives | ||
| Asset Derivatives | 401 | 182 |
|
Fair Value, Inputs, Level 2 | Designated as Hedging Instrument | Interest rate contracts | Other non-current liabilities
|
||
| Liability Derivatives | ||
| Liability Derivatives | 13 | 29 |
|
Fair Value, Inputs, Level 2 | Not Designated as Hedging Instrument | Foreign exchange contracts | Other current assets
|
||
| Asset Derivatives | ||
| Asset Derivatives | 2 | |
|
Fair Value, Inputs, Level 2 | Not Designated as Hedging Instrument | Foreign exchange contracts | Other Current Liabilities
|
||
| Liability Derivatives | ||
| Liability Derivatives | 3 | |
|
Fair Value, Inputs, Level 2 | Not Designated as Hedging Instrument | Interest rate contracts | Other Noncurrent Assets
|
||
| Asset Derivatives | ||
| Asset Derivatives | 82 | |
|
Fair Value, Inputs, Level 2 | Not Designated as Hedging Instrument | Interest rate contracts | Other non-current liabilities
|
||
| Liability Derivatives | ||
| Liability Derivatives | $ 10 | $ 1 |