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Note 3 - Sale of Servus Brand and Related Assets (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Mar. 30, 2023
Gain (Loss) on Disposition of Business $ (0) $ 1,341 $ (0)  
Servus Brand [Member] | Servus Brand [Member]        
Disposal Group, Including Discontinued Operation, Consideration       $ 19,000
Gain (Loss) on Disposition of Business   $ 1,300