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Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2018
Supplemental Cash Flow Information [Abstract] |
Details of supplemental disclosures of cash flow and non-cash investing and financing information | Detail of supplemental disclosures of cash flow and non-cash investing and financing information was:
| Year Ended December 31,
| 2018 |  | 2017 |  | 2016
| (In millions)
Interest paid, net of amount capitalized | $ | 436 |  |  | $ | 543 |  |  | $ | 606 |
Income taxes paid, net of refunds | 9 |  |  | 9 |  |  | 14 |
Non-cash investing and financing activities: |  |  |  |  |
Additions to fixed assets for accrued capital expenditures | 20 |  |  | 19 |  |  | 9 |

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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- References No definition available. + Details
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