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Goodwill And Other Intangible Assets
 9 Months Ended
Sep. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill And Other Intangible Assets Goodwill and Other Intangible Assets
The goodwill balance was $171.1 million as of September 30, 2022 and December 31, 2021.
The following table summarizes intangible assets with determinable useful lives by major category, which are included in "Other assets" on our Condensed Consolidated Balance Sheets:
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 
Amortization expense for intangible assets was $2.5 million and $2.7 million in the three months ended September 30, 2022 and 2021, respectively, and $7.7 million and $8.2 million in the nine months ended September 30, 2022 and 2021, respectively. Estimated amortization expense will be approximately $2.4 million for the remainder of 2022, $9.2 million in 2023, $8.0 million in 2024, $7.3 million in 2025 and $6.7 million in 2026. Amortization expense is included in "Cost of sales" on the Condensed Consolidated Statement of Operations.