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Goodwill and Other Intangible Assets (Schedule of Goodwill) (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2018 USD ($)
Goodwill |
Goodwill, beginning balance | $ 19,785
Foreign currency translation impact | 344
Goodwill, ending balance | 20,129
Rail Products and Services |
Goodwill |
Goodwill, beginning balance | 14,638
Foreign currency translation impact | 344
Goodwill, ending balance | 14,982
Construction Products |
Goodwill |
Goodwill, beginning balance | 5,147
Foreign currency translation impact | 0
Goodwill, ending balance | 5,147
Tubular and Energy Services |
Goodwill |
Goodwill, beginning balance | 0
Foreign currency translation impact | 0
Goodwill, ending balance | $ 0

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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