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Retirement Plans And Postretirement Benefits (One-Percentage Point Change In Assumed Health Care Cost Trend Rates) (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2017 USD ($)
U.S. |
Defined Benefit Plan Disclosure [Line Items] |
One Percentage Point Increase, Effect on total service cost and interest cost components | $ 2
One Percentage Point Increase, Effect on benefit obligations | 28
One Percentage Point Decrease, Effect on total service cost and interest cost components | (2)
One Percentage Point Decrease, Effect on benefit obligations | (27)
Foreign |
Defined Benefit Plan Disclosure [Line Items] |
One Percentage Point Increase, Effect on total service cost and interest cost components | 60
One Percentage Point Increase, Effect on benefit obligations | 639
One Percentage Point Decrease, Effect on total service cost and interest cost components | (50)
One Percentage Point Decrease, Effect on benefit obligations | $ (546)

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- Definition Amount of decrease in accumulated postretirement benefit obligation from one-percentage-point decrease in assumed health care cost trend rate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (m) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of decrease in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point decrease in assumed health care cost trend rate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (m) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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