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Derivatives (Tables) | 3 Months Ended
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Mar. 31, 2017
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Classification of Fair Values of Derivative Instruments, Excluding Cash Collateral | The following table presents the gross fair values of derivative instruments, excluding cash collateral, and where they appear on the consolidated balance sheets as of March 31, 2017 and December 31, 2016:
(In millions) | March 31, 2017
Balance Sheet Location | Asset |  | Liability
Commodity derivatives |  |  |
Other current assets | $ | 392 |  |  | $ | 416 |
Other current liabilities(a) | — |  |  | 8 |
Deferred credits and other liabilities(a) | — |  |  | 38 |
(In millions) | December 31, 2016
Balance Sheet Location | Asset |  | Liability
Commodity derivatives |  |  |
Other current assets | $ | 688 |  |  | $ | 712 |
Other current liabilities(a) | — |  |  | 13 |
Deferred credits and other liabilities(a) | — |  |  | 47 |
(a) | Includes embedded derivatives.
Open Commodity Derivative Contracts | The tables below summarize open commodity derivative contracts for crude oil, natural gas and refined products as of March 31, 2017.
| Position |  | Total Barrels(In thousands)
Crude Oil(a) |  |  |
Exchange-traded | Long |  | 59,205 |
Exchange-traded | Short |  | (56,633 | )
OTC | Short |  | (52 | )
(a ) | 80 percent of the exchange-traded contracts expire in the second quarter of 2017.
| Position |  | MMbtu
Natural Gas |  |  |
OTC | Long |  | 1,431,472 |
| Position |  | Total Gallons (In thousands)
Refined Products(a) |  |  |
Exchange-traded | Long |  | 254,058 |
Exchange-traded | Short |  | (133,098 | )
OTC | Short |  | (81,257 | )
(a ) | 100 percent of the exchange-traded contracts expire in the second quarter of 2017.
Effect of Commodity Derivative Instruments in Statements of Income | The following table summarizes the effect of all commodity derivative instruments in our consolidated statements of income:
| Gain (Loss)
(In millions) | Three Months Ended March 31,
Income Statement Location | 2017 |  | 2016
Sales and other operating revenues | $ | 16 |  |  | $ | 6 |
Cost of revenues | (24 | ) |  | (63 | )
Total | $ | (8 | ) |  | $ | (57 | )

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- Definition Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified 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 -URI http://asc.fasb.org/extlink&oid=64837297&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 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5618551-113959 + Details
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- Definition Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624163-113959 + Details
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- Definition Tabular disclosure of pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=64837297&loc=d3e41641-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624163-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64837297&loc=d3e41678-113959 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=64837297&loc=d3e41638-113959 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5580258-113959 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5579245-113959 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5579240-113959 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64837297&loc=d3e41620-113959 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(n)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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