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Investments, Loans and Long-Term Receivables (Tables) | 6 Months Ended
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Jun. 30, 2016
Equity Method Investments and Joint Ventures [Abstract] |
Summary of Financial Information | Summarized 100 percent financial information for WRB Refining LP (WRB) and Chevron Phillips Chemical Company LLC (CPChem) was as follows:
| Millions of Dollars
| Three Months Ended June 30 |  | Six Months Ended June 30
| 2016 |  | 2015 |  |  | 2016 |  | 2015 |
Revenues | $ | 4,778 |  | 5,920 |  |  | 8,468 |  | 10,826 |
Income before income taxes | 598 |  | 1,038 |  |  | 944 |  | 1,730 |
Net income | 575 |  | 1,024 |  |  | 904 |  | 1,696 |

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