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Note 7 - Intangible Assets, Net - Composition of Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2025
Dec. 31, 2024
Intangible assets, gross carrying amount $ 1,109 $ 1,109
Intangible assets, accumulated amortization (65) (55)
Intangible Assets, Accumulated Impairment (874) (874)
Intangible assets, net 170 180
Computer Software, Intangible Asset [Member]    
Intangible assets, gross carrying amount 1,109 1,109
Intangible assets, accumulated amortization (65) (55)
Intangible Assets, Accumulated Impairment (874) (874)
Intangible assets, net $ 170 $ 180
Intangible assets, weighted average life (Year) 4 years 6 months 4 years 9 months