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Derivatives and Risk Management Activities - Financial Impact (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | $ 89 | $ 36
Commodity Derivatives | Supply and Logistics segment revenues |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | 96 | 32
Commodity Derivatives | Transportation segment revenues |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income |  | 2
Commodity Derivatives | Field operating costs |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | (3) | (2)
Interest Rate Derivatives | Interest expense, net |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | (2) | (2)
Foreign Currency Derivatives | Supply and Logistics segment revenues |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | 2 | 6
Preferred Distribution Rate Reset Option | Other income/(expense), net |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | (4) |
Derivatives in Hedging Relationships |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | (2) | (1)
Derivatives in Hedging Relationships | Commodity Derivatives | Supply and Logistics segment revenues |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income |  | 1
Derivatives in Hedging Relationships | Interest Rate Derivatives | Interest expense, net |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | (2) | (2)
Derivatives Not Designated as a Hedge |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | 91 | 37
Derivatives Not Designated as a Hedge | Commodity Derivatives | Supply and Logistics segment revenues |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | 96 | 31
Derivatives Not Designated as a Hedge | Commodity Derivatives | Transportation segment revenues |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income |  | 2
Derivatives Not Designated as a Hedge | Commodity Derivatives | Field operating costs |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | (3) | (2)
Derivatives Not Designated as a Hedge | Foreign Currency Derivatives | Supply and Logistics segment revenues |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | 2 | $ 6
Derivatives Not Designated as a Hedge | Preferred Distribution Rate Reset Option | Other income/(expense), net |  |
Impact of derivative activities recognized in earnings |  |
Total gain/(loss) on derivatives recognized in net income | $ (4) |

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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=64837297&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=64837297&loc=SL5624171-113959 + Details
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