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Gain (loss) on sales or impairment of long lived assets (Tables) | 12 Months Ended
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Dec. 31, 2016
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 or impairment of long-lived assets” 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,
2016 |  | 2015 |  | 2014
Impairment charges on long-lived assets | $ | (0.8 | ) |  | $ | (1.5 | ) |  | $ | — |
Gain (loss) on sale or other disposition of other long-lived assets | 9.2 |  |  | (0.6 | ) |  | 3.1 |
| $ | 8.4 |  |  | $ | (2.1 | ) |  | $ | 3.1 |

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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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