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Derivatives and Risk Management Activities (Details 4) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Impact of derivative activities recognized in earnings |  |  |  |
Total | $ 25 | $ 20 | $ (22) | $ (11)
Commodity Derivatives | Supply and Logistics segment revenues |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Total | 25 | 12 | (2) | (8)
Commodity Derivatives | Transportation segment revenues |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Total | 2 |  | 4 |
Commodity Derivatives | Field operating costs |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Total | 2 |  | (2) | (1)
Interest Rate Derivatives | Interest expense |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Total | (4) | (1) | (5) | (2)
Foreign Currency Derivatives | Supply and Logistics segment revenues |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Total |  | 9 | (17) |
Derivatives in Hedging Relationships | Hedged Transactions probable of not occurring | Interest expense |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Gain/(loss) reclassified from AOCI into income | (4) |  | (4) |
Derivatives in Hedging Relationships | Cash flow hedge |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Gain/(loss) reclassified from AOCI into income | (25) | 11 | (19) | (10)
Other gain/(loss) recognized in income | 2 |  | 2 |
Derivatives in Hedging Relationships | Cash flow hedge | Commodity Derivatives | Supply and Logistics segment revenues |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Gain/(loss) reclassified from AOCI into income | (19) | 12 | (12) | (8)
Derivatives in Hedging Relationships | Cash flow hedge | Interest Rate Derivatives | Interest expense |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Gain/(loss) reclassified from AOCI into income | (6) | (1) | (7) | (2)
Other gain/(loss) recognized in income | 2 |  | 2 |
Derivatives Not Designated as a Hedge |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Total | 48 | 9 | (5) | (1)
Derivatives Not Designated as a Hedge | Commodity Derivatives | Supply and Logistics segment revenues |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Total | 44 |  | 10 |
Derivatives Not Designated as a Hedge | Commodity Derivatives | Transportation segment revenues |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Total | 2 |  | 4 |
Derivatives Not Designated as a Hedge | Commodity Derivatives | Field operating costs |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Total | $ 2 |  | (2) | $ (1)
Derivatives Not Designated as a Hedge | Foreign Currency Derivatives | Supply and Logistics segment revenues |  |  |  |
Impact of derivative activities recognized in earnings |  |  |  |
Total |  | $ 9 | $ (17) |

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: 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=56946850&loc=SL5618551-113959 Reference 2: 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=56946850&loc=SL5624171-113959 + Details
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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624177-113959 + Details
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- Definition The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1),(2) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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