v2.4.0.8

Segment Reporting - Table (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013 | Dec. 31, 2013
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | $ 5,152 | $ 4,675 | $ 10,198 | $ 8,098 |
Income (Loss) Before Income Taxes | 371 | 1,009 | 1,117 | 1,174 |
Total Assets | 41,127 |  | 41,127 |  | 41,782
Exploration and Production [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 1,704 | 2,406 | 3,471 | 3,858 |
Marketing, Gathering And Compression [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 3,167 | 2,057 | 6,181 | 3,838 |
Oilfield Services [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 278 | 205 | 516 | 392 |
Other Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 3 | 7 | 30 | 10 |
Reportable Subsegments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 5,152 | 4,675 | 10,198 | 8,098 |
Income (Loss) Before Income Taxes | 371 | 1,009 | 1,117 | 1,174 |
Total Assets | 41,127 |  | 41,127 |  | 41,782
Intersubsegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 0 | 0 | 0 | 0 |
Operating Segments [Member] | Reportable Subsegments [Member] | Exploration and Production [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 1,704 | 2,406 | 3,471 | 3,858 |
Income (Loss) Before Income Taxes | 410 | 1,162 | 1,098 | 625 |
Total Assets | 35,527 |  | 35,527 |  | 35,341
Operating Segments [Member] | Reportable Subsegments [Member] | Marketing, Gathering And Compression [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 5,355 | 3,990 | 10,777 | 7,516 |
Income (Loss) Before Income Taxes | 109 | 158 | 213 | 272 |
Total Assets | 2,334 |  | 2,334 |  | 2,430
Operating Segments [Member] | Reportable Subsegments [Member] | Oilfield Services [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 552 | 582 | 1,060 | 1,127 |
Income (Loss) Before Income Taxes | 19 | 4 | (16) | 26 |
Total Assets | 50 |  | 50 |  | 2,018
Operating Segments [Member] | Reportable Subsegments [Member] | Other Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 3 | 14 | 30 | 23 |
Income (Loss) Before Income Taxes | (20) | (213) | 39 | 451 |
Total Assets | 5,283 |  | 5,283 |  | 5,750
Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 0 | 0 | 0 | 0 |
Intersegment Eliminations [Member] | Exploration and Production [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 0 | 0 | 0 | 0 |
Intersegment Eliminations [Member] | Marketing, Gathering And Compression [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | (2,188) | (1,933) | (4,596) | (3,678) |
Intersegment Eliminations [Member] | Oilfield Services [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | (274) | (377) | (544) | (735) |
Intersegment Eliminations [Member] | Other Segments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 0 | (7) | 0 | (13) |
Intersegment Eliminations [Member] | Reportable Subsegments [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | (2,462) | (2,317) | (5,140) | (4,426) |
Income (Loss) Before Income Taxes | (147) | (102) | (217) | (200) |
Total Assets | (2,067) |  | (2,067) |  | (3,757)
Intersegment Eliminations [Member] | Intersubsegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | $ 2,462 | $ 2,317 | $ 5,140 | $ 4,426 |

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