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Supplemental Cash Flow Data (Tables) | 12 Months Ended
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Dec. 31, 2011
Supplemental Cash Flow Data [Abstract] |
Changes in Operating Capital [Table Text Block] | Changes in operating capital for the three years ended December 31, 2011 were (in millions):
| 2011 |  | 2010 |  | 2009
(Increase) decrease in accounts receivable | $ | (471.4 | ) |  | $ | (292.4 | ) |  | $ | 410.9 |
(Increase) decrease in work in process and other current assets | (53.2 | ) |  | (209.7 | ) |  | 113.9 |
Increase (decrease) in accounts payable | 262.7 |  |  | 455.9 |  |  | (10.2 | )
Increase (decrease) in customer advances and other current liabilities | (4.5 | ) |  | 183.2 |  |  | (75.9 | )
Change in other assets and liabilities, net | 295.6 |  |  | 173.3 |  |  | 125.7 |
| $ | 29.2 |  |  | $ | 310.3 |  |  | $ | 564.4 |
Income taxes paid | $ | 365.4 |  |  | $ | 293.3 |  |  | $ | 270.4 |
Interest paid | $ | 153.9 |  |  | $ | 140.8 |  |  | $ | 86.8 |

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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