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Intangible Assets | 9 Months Ended
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Sep. 30, 2025
Goodwill and Intangible Assets Disclosure [Abstract] |
Intangible Assets | 5. Intangible Assets Intangible assets as of September 30, 2025 and December 31, 2024 are comprised of the following (in thousands):
|  | September 30, 2025 |
|  | Gross amount |  |  | Accumulated amortization |  |  | Net amount |
Intellectual property assets |  | $ | 7,886 |  |  | $ | (7,388 | ) |  | $ | 498 |
Intangible assets |  | $ | 7,886 |  |  | $ | (7,388 | ) |  | $ | 498 |
|  | December 31, 2024 |
|  | Gross amount |  |  | Accumulated amortization |  |  | Net amount |
Intellectual property assets |  | $ | 7,599 |  |  | $ | (7,092 | ) |  | $ | 507 |
Intangible assets |  | $ | 7,599 |  |  | $ | (7,092 | ) |  | $ | 507 |
Aggregate amortization expenses associated with continuing operations totaled $194 thousand and $238 thousand for the nine months ended September 30, 2025 and 2024, respectively.

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-30/tableOfContent Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-20/tableOfContent + Details
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