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Other Operating Credits and Charges, Net (Tables) | 6 Months Ended
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Jun. 30, 2012
Other Operating Credits And Charges, Net [Abstract] |
Other Operating Credits and Charges Net [Table Text Block] | The major components of “Other operating credits and charges, net” in the Consolidated Statements of Income for the six months ended June 30, 2012 and June 30, 2011 are reflected in the table below and are described in the paragraphs following the table:
| Quarter Ended June 30, |  | Six Months Ended June 30,
Dollar amounts in millions | 2012 |  | 2011 |  | 2012 |  | 2011
Severance | $ | (0.2 | ) |  | $ | — |  |  | $ | (0.5 | ) |  | $ | — |
Construction related legal reserves | — |  |  | — |  |  | 0.5 |  |  | — |
Addition to environmental reserves | — |  |  | (0.9 | ) |  | — |  |  | (0.9 | )
Timber related reserves | — |  |  | 1.5 |  |  | — |  |  | 1.5 |
Settlement of legal claim | — |  |  | — |  |  | — |  |  | 0.8 |
| $ | (0.2 | ) |  | $ | 0.6 |  |  | $ | — |  |  | $ | 1.4 |

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- Definition Other Operating Credits and Charges Net [Table Text Block] + References No definition available. + Details
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