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Goodwill And Other Intangible Assets (Tables)
9 Months Ended
Sep. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule Of Intangible Assets With Determinable Useful Lives By Major Category
Intangible Assets
 September 30, 2022December 31, 2021
Gross
Carrying
Amount
Accumulated
Amortization
Net
Carrying
Amount
Gross
Carrying
Amount
Accumulated
Amortization
Net
Carrying
Amount
(Dollars in thousands)
Trade names$22,500 $(15,396)$7,104 $22,500 $(13,935)$8,565 
Technology and know-how55,300 (41,479)13,821 55,300 (38,486)16,814 
Customer-related intangibles64,500 (31,437)33,063 64,500 (28,195)36,305 
Total finite-lived intangible assets$142,300 $(88,312)$53,988 $142,300 $(80,616)$61,684