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Other Operating Expenses, Net Other Operating Expenses (Income) (Tables) | 12 Months Ended
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Dec. 31, 2014
Other Income and Expenses [Abstract] |
Components of other operating (income) expenses | Other operating expenses, net consisted of the following:
| (Dollars in thousands)
| Year Ended December 31,
| 2014 |  | 2013 |  | 2012
Impairment loss | $ | 3,046 |  |  | $ | — |  |  | $ | — |
Environmental remediation expense | 340 |  |  | — |  |  | — |
Loss on sub-lease transaction | — |  |  | 2,928 |  |  | — |
Employment tax matter | — |  |  | (400 | ) |  | — |
Total other operating expenses, net | $ | 3,386 |  |  | $ | 2,528 |  |  | $ | — |

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- Definition Tabular disclosure of each detailed component of other operating costs and expenses that are applicable to sales and revenues, but not included in the cost of sales in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 3 -Article 5 + Details
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