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Intangible Assets (Tables) | 9 Months Ended
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Sep. 30, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Finite-Lived Intangible Assets | At September 30, 2024 and December 31, 2023, all of our intangible assets had finite lives, and the carrying values of our intangible assets were as follows:
| September 30, 2024 |  | December 31, 2023
(in thousands) | Gross(1) |  | Accumulated Amortization |  | Net |  | Gross |  | Accumulated Amortization |  | Net
Intangible assets with finite lives: |  |  |  |  |  |  |  |  |  |  |
Customer relationships | $ | 54,329 |  |  | $ | (53,323) |  |  | $ | 1,006 |  |  | $ | 54,565 |  |  | $ | (52,796) |  |  | $ | 1,769 |
Acquired technology | 14,584 |  |  | (6,475) |  |  | 8,109 |  |  | 47,515 |  |  | (13,268) |  |  | 34,247 |
Trade names | 14,886 |  |  | (12,008) |  |  | 2,878 |  |  | 26,938 |  |  | (14,059) |  |  | 12,879 |
Patent costs | 20,868 |  |  | (12,035) |  |  | 8,833 |  |  | 19,579 |  |  | (11,350) |  |  | 8,229 |
Acquired patents | 14,676 |  |  | (14,544) |  |  | 132 |  |  | 16,503 |  |  | (14,822) |  |  | 1,681 |
Other | 4,213 |  |  | (4,210) |  |  | 3 |  |  | 13,711 |  |  | (9,792) |  |  | 3,919 |
Total intangible assets | $ | 123,556 |  |  | $ | (102,595) |  |  | $ | 20,961 |  |  | $ | 178,811 |  |  | $ | (116,087) |  |  | $ | 62,724 |
(1) The impairment charges subsequently discussed resulted in the establishment of a new cost basis for certain intangible assets reflected in the table. Gross asset carrying values and accumulated amortization have been adjusted to reflect the new cost basis of intangible assets for which the carrying value was reduced due to impairment.

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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/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 + Details
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