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Financial Instruments (Effect of Derivative Instruments) (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of gain (loss) recognized in OCI (effective portion) | $ (8) | [1] | $ 39 | [1] | $ (24) | [1] | $ 35 | [1]
Amount of Gain (Loss) Recognized in Income | 86 | [2] | 257 | [2] | 201 | [2] | 147 | [2]
Other (Loss) Income, net [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Gain (Loss) on foreign currency denominated monetary assets and liabilities | (55) |  | (188) |  | (150) |  | (141) |
Designated as Hedging Instrument [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of gain (loss) recognized in OCI (effective portion) | (8) | [1] | 39 | [1] | (24) | [1] | 35 | [1]
Amount of Gain (Loss) Recognized in Income | 10 | [2] | 22 | [2] | 13 | [2] | 51 | [2]
Designated as Hedging Instrument [Member] | Foreign Currency Contract [Member] | Cash Flow Hedging [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of gain (loss) recognized in OCI (effective portion) | 2 | [1] | 27 | [1] | 16 | [1] | 17 | [1]
Designated as Hedging Instrument [Member] | Foreign Currency Contract [Member] | Net Sales [Member] | Cash Flow Hedging [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of Gain (Loss) Recognized in Income | 7 | [2] | 4 | [2] | 3 | [2] | 7 | [2]
Designated as Hedging Instrument [Member] | Commodity Contract [Member] | Cash Flow Hedging [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of gain (loss) recognized in OCI (effective portion) | (10) | [1] | 12 | [1] | (40) | [1] | 18 | [1]
Designated as Hedging Instrument [Member] | Commodity Contract [Member] | COGS [Member] | Cash Flow Hedging [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of Gain (Loss) Recognized in Income | 11 | [2] | 19 | [2] | 25 | [2] | 48 | [2]
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Fair Value Hedging [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of gain (loss) recognized in OCI (effective portion) | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Interest Expense [Member] | Fair Value Hedging [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of Gain (Loss) Recognized in Income | (8) | [2],[3] | (1) | [2],[3] | (15) | [2],[3] | (4) | [2],[3]
Gain (loss) recognized in interest expense offset | 0 |  | 0 |  | 0 |  | 0 |
Not Designated as Hedging Instrument [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of gain (loss) recognized in OCI (effective portion) | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Amount of Gain (Loss) Recognized in Income | 76 | [2] | 235 | [2] | 188 | [2] | 96 | [2]
Not Designated as Hedging Instrument [Member] | Foreign Currency Contract [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of gain (loss) recognized in OCI (effective portion) | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Not Designated as Hedging Instrument [Member] | Foreign Currency Contract [Member] | Other (Loss) Income, net [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of Gain (Loss) Recognized in Income | 90 | [2],[4] | 238 | [2],[4] | 196 | [2],[4] | 110 | [2],[4]
Not Designated as Hedging Instrument [Member] | Commodity Contract [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of gain (loss) recognized in OCI (effective portion) | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Not Designated as Hedging Instrument [Member] | Commodity Contract [Member] | COGS [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Amount of Gain (Loss) Recognized in Income | $ (14) | [2] | $ (3) | [2] | $ (8) | [2] | $ (14) | [2]
[1] | OCI is defined as other comprehensive income (loss).
[2] | For cash flow hedges, this represents the effective portion of the gain (loss) reclassified from accumulated OCI into income during the period. For the three and six months ended June 30, 2013 and 2012, there was no material ineffectiveness with regard to the company's cash flow hedges.
[3] | Gain (loss) recognized in income of derivative is offset to $0 by gain (loss) recognized in income of the hedged item.
[4] | Gain (loss) recognized in other income, net, was partially offset by the related gain (loss) on the foreign currency-denominated monetary assets and liabilities of the company's operations, which were $(55) and $(188) for the three months ended June 30, 2013 and 2012, respectively, and $(150) and $(141) for the six months ended June 30, 2013 and 2012, respectively.

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- Definition The before tax, effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References No definition available. + Details
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- Definition Gain (loss) on foreign currency denominated monetary assets and liabilities + References No definition available. + Details
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- Definition The amount of net gains and losses recognized in income during the period on derivative instruments designated and qualifying as hedging instruments in fair value hedges and related hedged items designated and qualifying in fair value hedges, on derivative instruments designated and qualifying as hedging instruments in cash flow hedges, and on derivative instruments not designated as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5618551-113959 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a),(c),(d),(e) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959 + Details
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