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Supplemental Cash Flow Information (Tables) | 3 Months Ended
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Mar. 31, 2012
Supplemental Cash Flow Information [Abstract] |
Changes in current assets and current liabilities | 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) for the three months ended March 31, 2012 and 2011:
| 2012 |  | 2011
Decrease (increase) in current assets: |  |  |
Receivables, net | $ | 1,319 |  |  | $ | (1,258 | )
Inventories | (471 | ) |  | 622 |
Income taxes receivable | (14 | ) |  | (25 | )
Prepaid expenses and other | 6 |  |  | 10 |
Increase (decrease) in current liabilities: |  |  |
Accounts payable | 410 |  |  | 2,143 |
Accrued expenses | (100 | ) |  | 174 |
Taxes other than income taxes | 9 |  |  | (160 | )
Income taxes payable | (96 | ) |  | 97 |
Changes in current assets and current liabilities | $ | 1,063 |  |  | $ | 1,603 |
Cash flows related to interest and income taxes | Cash flows related to interest and income taxes were as follows (in millions) for the three months ended March 31, 2012 and 2011:
| 2012 |  | 2011
Interest paid in excess of amount capitalized | $ | 45 |  |  | $ | 77 |
Income taxes paid, net | 142 |  |  | 3 |

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- Definition Cash flows related to interest and income taxes. + References No definition available. + Details
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