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Supplemental Cash Flow Data | 12 Months Ended
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Dec. 31, 2017
Supplemental Cash Flow Data [Abstract] |
Supplemental Cash Flow Data | Supplemental Cash Flow Data The increase in operating capital for the three years ended December 31, 2017 was (in millions):
| 2017 |  | 2016 |  | 2015
(Increase) decrease in accounts receivable | $ | (341.6 | ) |  | $ | (376.5 | ) |  | $ | (1,063.6 | )
(Increase) decrease in work in process and other current assets | 5.4 |  |  | (89.7 | ) |  | (79.6 | )
Increase (decrease) in accounts payable | 763.2 |  |  | 741.9 |  |  | 1,443.7 |
Increase (decrease) in customer advances, taxes payable and other current liabilities | 4.8 |  |  | 31.6 |  |  | 243.9 |
Change in other assets and liabilities, net | (83.3 | ) |  | (4.5 | ) |  | 15.1 |
| $ | 348.5 |  |  | $ | 302.8 |  |  | $ | 559.5 |
Income taxes paid | $ | 566.0 |  |  | $ | 570.4 |  |  | $ | 540.1 |
Interest paid | $ | 226.2 |  |  | $ | 216.7 |  |  | $ | 173.9 |

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- Definition Supplemental Cash Flow Data [Abstract] + References No definition available. + Details
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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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