Location on the Balance Sheet of Derivative Assets and Liabilities (Detail) (Fair Value, Inputs, Level 2, USD $)
In Millions, unless otherwise specified |
Mar. 31, 2012
|
Dec. 31, 2011
|
---|---|---|
Asset Derivatives | ||
Asset Derivatives | $ 543 | $ 649 |
Derivative Liabilities [Abstract] | ||
Liability Derivatives | 166 | 208 |
Designated as Hedging Instrument | Foreign Exchange Contracts | Other current assets
|
||
Asset Derivatives | ||
Asset Derivatives | 85 | 164 |
Designated as Hedging Instrument | Foreign Exchange Contracts | Other noncurrent assets
|
||
Asset Derivatives | ||
Asset Derivatives | 23 | 0 |
Designated as Hedging Instrument | Foreign Exchange Contracts | Other non-current liabilities
|
||
Derivative Liabilities [Abstract] | ||
Liability Derivatives | 143 | 185 |
Designated as Hedging Instrument | Interest Rate Contracts | Other noncurrent assets
|
||
Asset Derivatives | ||
Asset Derivatives | 365 | 401 |
Designated as Hedging Instrument | Interest Rate Contracts | Other current liabilities
|
||
Derivative Liabilities [Abstract] | ||
Liability Derivatives | 9 | 0 |
Designated as Hedging Instrument | Interest Rate Contracts | Other non-current liabilities
|
||
Derivative Liabilities [Abstract] | ||
Liability Derivatives | 12 | 13 |
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Other current assets
|
||
Asset Derivatives | ||
Asset Derivatives | 0 | 2 |
Not Designated as Hedging Instrument | Interest Rate Contracts | Other noncurrent assets
|
||
Asset Derivatives | ||
Asset Derivatives | 70 | 82 |
Not Designated as Hedging Instrument | Interest Rate Contracts | Other non-current liabilities
|
||
Derivative Liabilities [Abstract] | ||
Liability Derivatives | $ 2 | $ 10 |