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Accumulated Other Comprehensive Loss (Tables) | 3 Months Ended
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Mar. 31, 2015
Equity [Abstract] |
Amounts Included in Accumulated Other Comprehensive Loss, Net of Tax | Amounts included in accumulated other comprehensive loss, net of tax, were as follows:
| Unrecognized Net Defined Benefit Plan Costs |  | Change in Fair Value of Derivatives |  | Foreign Currency Translation |  | Total
| (Dollars in thousands)
Balance at December 31, 2014 | $ | (89,252 | ) |  | $ | (1,198 | ) |  | $ | (75,174 | ) |  | $ | (165,624 | )
Other comprehensive loss before reclassifications | — |  |  | (636 | ) |  | (30,269 | ) |  | (30,905 | )
Amounts reclassified from accumulated other comprehensive loss | 774 |  |  | 454 |  |  | — |  |  | 1,228 |
Other comprehensive loss | 774 |  |  | (182 | ) |  | (30,269 | ) |  | (29,677 | )
Balance at March 31, 2015 | $ | (88,478 | ) |  | $ | (1,380 | ) |  | $ | (105,443 | ) |  | $ | (195,301 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669686-108580 + Details
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