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Asset Retirement Obligation (Tables) | 12 Months Ended
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Dec. 31, 2013
Asset Retirement Obligation Disclosure [Abstract] |
Schedule of Asset Retirement Obligation | Following is a summary of the reserve for asset retirement obligations for the periods indicated:
In thousands |  |  | 2013 |  |  |  | 2012 |
Balance at January 1, |  | $ | 8,882 |  |  | $ | 9,679 |
Accretion |  |  | 229 |  |  |  | 458 |
Payments |  |  | (2,824 | ) |  |  | (1,255 | )
Gain |  |  | (1,255 | ) |  |  | – |
Balance at December 31, |  | $ | 5,032 |  |  | $ | 8,882 |
Schedule of Consolidated Balance Sheets where Asset Retirement Obligations Recorded | The following table summarizes the line items in the accompanying condensed consolidated balance sheets where the asset retirement obligations are recorded:
|  | December 31 |
In millions |  |  | 2013 |  |  |  | 2012 |
Other current liabilities |  | $ | 0.9 |  |  | $ | 3.6 |
Other long-term liabilities |  |  | 4.1 |  |  |  | 5.3 |
Total |  | $ | 5.0 |  |  | $ | 8.9 |

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- Definition Tabular disclosure of the carrying amount of a liability for asset retirement obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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- Definition Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13201-110859 + Details
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