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Derivative Instruments and Hedging Activities - Part 2 (Details) - USD ($) $ in Millions | Mar. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Assets |  |
Derivative Assets, Gross | $ 412 | $ 375
Liabilities |  |
Derivative Liabilities, Gross | 607 | 490
Derivative, net liability position, present value | 68 | 58
Collateral Already Posted, Aggregate Fair Value | 40 | 38
Other Current Assets [Member] |  |
Assets |  |
Derivative Assets, Gross | 92 | 86
Other Current Liabilities [Member] |  |
Liabilities |  |
Derivative Liabilities, Gross | 145 | 144
Other Noncurrent Assets [Member] |  |
Assets |  |
Derivative Assets, Gross | 320 | 289
Other Noncurrent Liabilities [Member] |  |
Liabilities |  |
Derivative Liabilities, Gross | 462 | 346
Designated as Hedging Instruments [Member] |  |
Assets |  |
Derivative Assets, Gross | 51 | 38
Liabilities |  |
Derivative Liabilities, Gross | 543 | 448
Not Designated as Hedging Instruments [Member] |  |
Assets |  |
Derivative Assets, Gross | 361 | 337
Liabilities |  |
Derivative Liabilities, Gross | 64 | 42
Interest Rate Contract [Member] |  |
Liabilities |  |
Derivative Liabilities, Gross | 464 | 358
Interest Rate Contract [Member] | Designated as Hedging Instruments [Member] |  |
Liabilities |  |
Derivative Liabilities, Gross | 464 | 358
Interest Rate Contract [Member] | Not Designated as Hedging Instruments [Member] |  |
Liabilities |  |
Derivative Liabilities, Gross | 0 | 0
Cross currency derivatives [Member] |  |
Liabilities |  |
Derivative Liabilities, Gross | 33 | 43
Cross currency derivatives [Member] | Designated as Hedging Instruments [Member] |  |
Liabilities |  |
Derivative Liabilities, Gross | 33 | 43
Cross currency derivatives [Member] | Not Designated as Hedging Instruments [Member] |  |
Liabilities |  |
Derivative Liabilities, Gross | 0 | 0
Foreign Exchange Contract [Member] |  |
Assets |  |
Derivative Assets, Gross | 341 | 327
Liabilities |  |
Derivative Liabilities, Gross | 60 | 56
Foreign Exchange Contract [Member] | Designated as Hedging Instruments [Member] |  |
Assets |  |
Derivative Assets, Gross | 14 | 8
Liabilities |  |
Derivative Liabilities, Gross | 35 | 35
Foreign Exchange Contract [Member] | Not Designated as Hedging Instruments [Member] |  |
Assets |  |
Derivative Assets, Gross | 327 | 319
Liabilities |  |
Derivative Liabilities, Gross | 25 | 21
Commodity Contract [Member] |  |
Assets |  |
Derivative Assets, Gross | 71 | 48
Liabilities |  |
Derivative Liabilities, Gross | 50 | 33
Commodity Contract [Member] | Designated as Hedging Instruments [Member] |  |
Assets |  |
Derivative Assets, Gross | 37 | 30
Liabilities |  |
Derivative Liabilities, Gross | 11 | 12
Commodity Contract [Member] | Not Designated as Hedging Instruments [Member] |  |
Assets |  |
Derivative Assets, Gross | 34 | 18
Liabilities |  |
Derivative Liabilities, Gross | $ 39 | $ 21

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- Definition The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624258-113959 + Details
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- Definition Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=51825145&loc=SL20226000-175313 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=51814546&loc=SL51823488-111719 + Details
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