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Goodwill And Other Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule Of Changes In The Carrying Value Of Goodwill | The following tables represent the changes in the carrying value of goodwill and intangibles for the three months ended March 31, 2018:
Goodwill
(Dollars in thousands)
Balance as of December 31, 2017 | $ | 171,117 |
Adjustments | — |
Balance as of March 31, 2018 | $ | 171,117 |
Schedule Of Intangible Assets With Determinable Useful Lives By Major Category |
Intangible Assets
| As of March 31, 2018 |  | As of December 31, 2017
| Gross Carrying Amount |  | Accumulated Amortization & Impairment |  | Net Carrying Amount |  | Gross Carrying Amount |  | Accumulated Amortization & Impairment |  | Net Carrying Amount
| (Dollars in Thousands)
Trade name | $ | 22,500 |  |  | $ | (6,071 | ) |  | $ | 16,429 |  |  | $ | 22,500 |  |  | $ | (5,512 | ) |  | $ | 16,988 |
Technological know-how | 55,300 |  |  | (18,884 | ) |  | 36,416 |  |  | 55,300 |  |  | (17,265 | ) |  | 38,035 |
Customer –related intangible | 64,500 |  |  | (11,748 | ) |  | 52,752 |  |  | 64,500 |  |  | (10,637 | ) |  | 53,863 |
Total finite-lived intangible assets | $ | 142,300 |  |  | $ | (36,703 | ) |  | $ | 105,597 |  |  | $ | 142,300 |  |  | $ | (33,414 | ) |  | $ | 108,886 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -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 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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