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Goodwill And Other Intangible Assets (Schedule Of Intangible Assets With Determinable Useful Lives By Major Category) (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Intangible Assets
Gross Carrying Amount	$ 142,300	$ 142,300
Accumulated Amortization	(55,521)	(46,294)
Net Carrying Amount	86,779	96,006
Trade Name
Intangible Assets
Gross Carrying Amount	22,500	22,500
Accumulated Amortization	(9,336)	(7,721)
Net Carrying Amount	13,164	14,779
Technological Know-How
Intangible Assets
Gross Carrying Amount	55,300	55,300
Accumulated Amortization	(27,808)	(23,503)
Net Carrying Amount	27,492	31,797
Customer-Related Intangible
Intangible Assets
Gross Carrying Amount	64,500	64,500
Accumulated Amortization	(18,377)	(15,070)
Net Carrying Amount	$ 46,123	$ 49,430

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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