XML 45 R31.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Accumulated Other Comprehensive Loss (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Equity [Abstract] |
Amounts Included in Accumulated Other Comprehensive Income (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 January 1, 2015 | $ | (89,252 | ) |  | $ | (1,198 | ) |  | $ | (75,174 | ) |  | $ | (165,624 | )
Other comprehensive loss before reclassifications | 2,851 |  |  | (1,410 | ) |  | (48,364 | ) |  | (46,923 | )
Amounts reclassified from accumulated other comprehensive loss | 2,121 |  |  | 1,620 |  |  | — |  |  | 3,741 |
Other comprehensive loss | 4,972 |  |  | 210 |  |  | (48,364 | ) |  | (43,182 | )
Balance at December 31, 2015 | (84,280 | ) |  | (988 | ) |  | (123,538 | ) |  | (208,806 | )
Other comprehensive loss before reclassifications | (1,991 | ) |  | 441 |  |  | (17,753 | ) |  | (19,303 | )
Amounts reclassified from accumulated other comprehensive loss | 3,166 |  |  | 1,087 |  |  | — |  |  | 4,253 |
Other comprehensive loss | 1,175 |  |  | 1,528 |  |  | (17,753 | ) |  | (15,050 | )
Balance at December 31, 2016 | (83,105 | ) |  | 540 |  |  | (141,291 | ) |  | (223,856 | )
Other comprehensive income before reclassifications | (8,486 | ) |  | (527 | ) |  | 63,874 |  |  | 54,861 |
Amounts reclassified from accumulated other comprehensive loss | 2,193 |  |  | (86 | ) |  | — |  |  | 2,107 |
Other comprehensive income | (6,293 | ) |  | (613 | ) |  | 63,874 |  |  | 56,968 |
Adoption of accounting standards update related to reclassification of certain tax effects | (15,424 | ) |  | (16 | ) |  | (6,645 | ) |  | (22,085 | )
Balance at December 31, 2017 | $ | (104,822 | ) |  | $ | (89 | ) |  | $ | (84,062 | ) |  | $ | (188,973 | )

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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=84228862&loc=SL7669686-108580 + Details
Name: | us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration