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Gain (loss) on sales or impairment of long lived assets (Tables) | 12 Months Ended
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Dec. 31, 2011
GAIN (LOSS) ON SALE OF AND IMPAIRMENT OF LONG-LIVED ASSETS, NET [Abstract] |
gain or loss on sale or impairment on assets [Table Text Block] | The major components of “Gain (loss) on sale of and impairment of long-lived assets, net” in the Consolidated Statements of Income for the years ended December 31 are reflected in the table below and are described in the paragraphs following the table:
Dollar amounts in millions | Year ended December 31,
2011 |  | 2010 |  | 2009
Impairment charges on long-lived assets | $ | (74.0 | ) |  | $ | (2.4 | ) |  | $ | — |
Gain (loss) on sale of other long-lived assets | 0.1 |  |  | — |  |  | 2.5 |
| $ | (73.9 | ) |  | $ | (2.4 | ) |  | $ | 2.5 |

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- Definition gain or loss on sale or impairment on assets [Table Text Block] + References No definition available. + Details
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