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Note 14 - Accumulated Other Comprehensive Loss - Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Foreign currency translation adjustments $ (7,464) $ (7,869)
Accumulated other comprehensive loss (16,662) (17,067)
UNITED STATES    
Employee benefit related adjustments – U.S., net of tax (9,281) (9,281)
Foreign Plan [Member]    
Employee benefit related adjustments – U.S., net of tax $ 83 $ 83