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Note 10 - Intangible Assets, Net (Tables) | 12 Months Ended
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Dec. 31, 2024
Notes Tables |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
|  | December 31, |
(In thousands) |  | 2024 |  |  | 2023 |
Intangible assets at cost |  | $ | 51,353 |  |  | $ | 51,353 |
Less: accumulated amortization |  |  | (38,429 | ) |  |  | (37,671 | )
Total intangible assets, net |  | $ | 12,924 |  |  | $ | 13,682 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
(In thousands) |  | Estimated Amortization Expense |
2025 |  | $ | 792 |
2026 |  |  | 691 |
2027 |  |  | 1,008 |
2028 |  |  | 720 |
2029 |  |  | 480 |

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