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Intangible Assets, Net and Goodwill | 9 Months Ended
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Sep. 30, 2023
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill and Intangible Assets Disclosure [Text Block] |
NOTE 3 — INTANGIBLE ASSETS, NET AND GOODWILL
INTANGIBLE ASSETS, NET Intangible assets, net consisted of the following:
(in thousands) |  | September 30, 2023 |  | December 31, 2022 |  | September 30, 2022
Intangible assets with definite lives: |  |  |  |  |  |
Patents and purchased technology |  | $ | 14,198 |  |  | $ | 14,198 |  |  | $ | 14,198 |
Customer relationships |  | 23,000 |  |  | 23,000 |  |  | 23,000 |
Gross carrying amount |  | 37,198 |  |  | 37,198 |  |  | 37,198 |
Accumulated amortization: |  |  |  |  |  |
Patents and purchased technology |  | (14,198) |  |  | (14,198) |  |  | (14,198) |
Customer relationships |  | (21,900) |  |  | (20,663) |  |  | (20,249) |
Accumulated amortization |  | (36,098) |  |  | (34,861) |  |  | (34,447) |
Net carrying amount |  | 1,100 |  |  | 2,337 |  |  | 2,751 |
Intangible assets with indefinite lives |  | 79,221 |  |  | 79,221 |  |  | 97,921 |
Intangible assets, net |  | $ | 80,321 |  |  | $ | 81,558 |  |  | $ | 100,672 |
Amortization expense for intangible assets subject to amortization was $0.4 million for the three months ended September 30, 2023 and 2022, and was $1.2 million for the nine months ended September 30, 2023 and 2022. The following table presents the remaining estimated annual amortization expense of intangible assets with definite lives for the years 2023 through 2028:
(in thousands) |
2023 | $ | 413 |
2024 | $ | 687 |
2025 and thereafter | $ | — |
GOODWILLThere have been no changes to the Company's goodwill as described in Note 6 in Part II, Item 8 of the Company's Annual Report on Form 10-K for the year ended December 31, 2022.

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 350 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//350/tableOfContent + Details
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