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v3.26.1

Note 14 - Domestic and Foreign Revenues - Schedule of Revenues (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025
Net sales | $ 682 | $ 498
AUSTRALIA |  |
Net sales | 33 | 30
NETHERLANDS |  |
Net sales | 14 | 0
KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF |  |
Net sales | 13 | 19
UNITED KINGDOM |  |
Net sales | 12 | 32
JAPAN |  |
Net sales | 12 | 11
INDONESIA |  |
Net sales | 12 | 0
SPAIN |  |
Net sales | 4 | 100
NORWAY |  |
Net sales | 0 | 34
All Other Foreign Countries [Member] |  |
Net sales | 0 | 24
Non-US [Member] |  |
Net sales | 100 | 250
UNITED STATES |  |
Net sales | $ 582 | $ 248

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