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Supplemental Cash Flow Information | 3 Months Ended
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Mar. 31, 2018
Supplemental Cash Flow Information [Abstract] |
SUPPLEMENTAL CASH FLOW INFORMATION |
11. | SUPPLEMENTAL CASH FLOW INFORMATION
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,
| 2018 |  | 2017
Decrease (increase) in current assets: |  |  |
Receivables, net | $ | 145 |  |  | $ | 817 |
Inventories | (126 | ) |  | (291 | )
Prepaid expenses and other | (79 | ) |  | 53 |
Increase (decrease) in current liabilities: |  |  |
Accounts payable | (322 | ) |  | (306 | )
Accrued expenses | (131 | ) |  | 20 |
Taxes other than income taxes payable | (111 | ) |  | (123 | )
Income taxes payable | (402 | ) |  | (19 | )
Changes in current assets and current liabilities | $ | (1,026 | ) |  | $ | 151 |
Cash flows related to interest and income taxes were as follows (in millions):
| Three Months Ended March 31,
| 2018 |  | 2017
Interest paid in excess of amount capitalized | $ | 127 |  |  | $ | 128 |
Income taxes paid, net | 552 |  |  | 96 |
There were no significant noncash investing and financing activities for the three months ended March 31, 2018. Noncash investing and financing activities during the three months ended March 31, 2017 included the recognition of capital lease assets and related obligations totaling approximately $490 million for the lease of storage tanks located at three of our refineries.

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -URI http://asc.fasb.org/topic&trid=2134446 + Details
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- References No definition available. + Details
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