Goodwill and Other Intangible Assets (Change in Goodwill) (Details) $ in Thousands |
12 Months Ended |
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Dec. 31, 2017
USD ($)
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Goodwill [Roll Forward] | |
Balance at December 31, 2016 | $ 438,240 |
Effect of foreign currency translation | 450 |
Balance at December 31, 2017 | $ 530,249 |
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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