| Goodwill and Intangible Assets Disclosure [Text Block] | 
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| NOTE 6 — INTANGIBLE ASSETS, NET AND GOODWILL |  
  
INTANGIBLE ASSETS, NET  
  
Intangible assets, net consisted of the following:
 
  
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As of  | 
 
(in thousands)  | 
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June 30, 2025 | 
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December 31, 2024 | 
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June 30, 2024 | 
 
| Intangible assets with definite lives: | 
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| Patents and purchased technology | 
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$ | 
14,198  | 
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$ | 
14,198  | 
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$ | 
14,198  | 
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| Customer relationships | 
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23,000  | 
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23,000  | 
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23,000  | 
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| Gross carrying amount | 
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37,198  | 
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37,198  | 
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37,198  | 
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| Accumulated amortization: | 
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| Patents and purchased technology | 
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(14,198) | 
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(14,198) | 
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(14,198) | 
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| Customer relationships | 
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(23,000) | 
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(23,000) | 
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(23,000) | 
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| Accumulated amortization | 
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(37,198) | 
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(37,198) | 
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(37,198) | 
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| Net carrying amount | 
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—  | 
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—  | 
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—  | 
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| Intangible assets with indefinite lives | 
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79,221  | 
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79,221  | 
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79,221  | 
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| Intangible assets, net | 
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$ | 
79,221  | 
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$ | 
79,221  | 
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$ | 
79,221  | 
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GOODWILL 
There have been no changes to the Company's goodwill as described in Note 5 in Part II, Item 8 of the Company's Annual Report on Form 10-K for the year ended December 31, 2024. 
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