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Supplemental Cash Flow Information (Tables) | 6 Months Ended
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Jun. 30, 2017
Supplemental Cash Flow Information [Abstract] |
Schedule of cash flows, supplemental disclosures | Cash flows related to interest and income taxes were as follows (in millions):
| Six Months Ended June 30,
| 2017 |  | 2016
Interest paid in excess of amount capitalized | $ | 235 |  |  | $ | 213 |
Income taxes paid, net | 263 |  |  | 137 |
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):
| Six Months Ended June 30,
| 2017 |  | 2016
Decrease (increase) in current assets: |  |  |
Receivables, net | $ | 1,396 |  |  | $ | (467 | )
Inventories | 123 |  |  | 422 |
Income taxes receivable | 45 |  |  | 169 |
Prepaid expenses and other | 41 |  |  | 14 |
Increase (decrease) in current liabilities: |  |  |
Accounts payable | (942 | ) |  | 1,090 |
Accrued expenses | 262 |  |  | (113 | )
Taxes other than income taxes | (41 | ) |  | 7 |
Income taxes payable | (25 | ) |  | 8 |
Changes in current assets and current liabilities | $ | 859 |  |  | $ | 1,130 |

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