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4. PATENTS, NET OF ACCUMULATED AMORTIZATION (Tables) | 3 Months Ended
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Mar. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of intangible assets | The following table presents the scheduled annual aggregate amortization expense as of March 31, 2021:
For the years ending December 31, |  |  |  |
(In thousands) |  |  |  |  |
Remainder of 2021 |  |  | $ | 7,836 |
2022 |  |  |  | 10,448 |
2023 |  |  |  | 10,381 |
2024 |  |  |  | 9,005 |
2025 |  |  |  | 6,630 |
Thereafter |  |  |  | 750 |
|  |  | $ | 45,050 |

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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