XML 48 R37.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Accumulated Other Comprehensive Loss (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2018
Accumulated Other Comprehensive Loss [Abstract] |
Components of Accumulated Other Comprehensive Loss |
﻿ |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  | Deferred |  |
﻿ |  |  |  | Retirement |  | Loss on |  |
﻿ |  | Foreign |  | and |  | Interest |  |
﻿ |  | Currency |  | Postretirement |  | Rate |  |
﻿ |  | Translation |  | Benefit Plan |  | Derivative |  |
﻿(Thousands of dollars) |  | Gains (Losses) |  | Adjustments |  | Hedges |  | Total
﻿Balance at December 31, 2017 | $ | (274,830) |  | (178,987) |  | (8,426) |  | (462,243)
﻿2018 components of other comprehensive income (loss): |  |  |  |  |  |  |  |
﻿Before reclassifications to income and retained earnings |  | (87,185) |  | (32,159) |  | (1,815) |  | (121,159)
﻿Reclassifications to income |  | – |  | 7,108 | 1 | 1,171 | 2 | 8,279
﻿Net other comprehensive loss |  | (87,185) |  | (25,051) |  | (644) |  | (112,880)
﻿Balance at June 30, 2018 | $ | (362,015) |  | (204,038) |  | (9,070) |  | (575,123)
1 Reclassifications before taxes of $8,851 are included in the computation of net periodic benefit expense for the six-month period ended June 30, 2018. See Note H for additional information. Related income taxes of $1,743 are included in Income tax expense (benefit) for the six-month period ended June 30, 2018. 2 Reclassifications before taxes of $1,482 are included in Interest expense, net, for the six-month period ended June 30, 2018. Related income taxes of $311 are included in Income tax expense (benefit) for the six-month period ended June 30, 2018. See Note L for additional information.

X
- References No definition available. + Details
Name: | us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract
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