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Supplemental Cash Flow Information (Tables) | 3 Months Ended
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Mar. 31, 2016
Supplemental Cash Flow Information [Abstract] |
Schedule of cash flows, supplemental disclosures | Cash flows related to interest and income taxes were as follows (in millions):
| Three Months Ended March 31,
| 2016 |  | 2015
Interest paid in excess of amount capitalized | $ | 95 |  |  | $ | 78 |
Income taxes paid, net | 95 |  |  | 298 |
In order to determine net cash provided by operating activities, net income is adjusted by, among other things, changes in current assets and current liabilities as follows (in millions):
| Three Months Ended March 31,
| 2016 |  | 2015
Decrease (increase) in current assets: |  |  |
Receivables, net | $ | (47 | ) |  | $ | 892 |
Inventories | 147 |  |  | (166 | )
Income taxes receivable | 45 |  |  | 39 |
Prepaid expenses and other | (126 | ) |  | 8 |
Increase (decrease) in current liabilities: |  |  |
Accounts payable | 108 |  |  | (688 | )
Accrued expenses | (137 | ) |  | (80 | )
Taxes other than income taxes | (113 | ) |  | (107 | )
Income taxes payable | (54 | ) |  | 159 |
Changes in current assets and current liabilities | $ | (177 | ) |  | $ | 57 |

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