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Note 7 - Other Intangible Assets - Schedule of Finite-lived Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Trade names, gross $ 2,080 $ 2,080
Total other intangible assets, impairment (2,557) (2,557)
Trade names, net 1,110 1,110
Amortizable intangible assets, accumulated amortization (537) (423)
Amortizable intangible assets, net 1,056  
Total other intangible assets 5,260 5,260
Total other intangible assets, net 2,166 2,280
Customer Relationships [Member]    
Total other intangible assets, impairment (172) (172)
Amortizable intangible assets, gross 290 290
Amortizable intangible assets, accumulated amortization (57) (48)
Amortizable intangible assets, net 61 70
Trade Secrets [Member]    
Total other intangible assets, impairment (1,415) (1,415)
Amortizable intangible assets, gross 2,890 2,890
Amortizable intangible assets, accumulated amortization (480) (375)
Amortizable intangible assets, net 995 1,100
Trade Names [Member]    
Total other intangible assets, impairment $ (970) $ (970)