Annual report [Section 13 and 15(d), not S-K Item 405]

Note 8 - Goodwill and Intangible Assets - Goodwill and Intangible Assets Balances (Details)

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Note 8 - Goodwill and Intangible Assets - Goodwill and Intangible Assets Balances (Details) - USD ($)
Dec. 31, 2024
Dec. 31, 2023
Intangibles, Gross Carrying Amount $ 5,220,000 $ 5,240,000
Intangibles, Accumulated Amortization (640,000) (348,000)
Intangibles, Net Carrying Amount 2,270,000  
Intangibles, Net Carrying Amount 4,580,000 4,892,000
Trade Names [Member]    
Intangibles, Gross Carrying Amount 2,310,000 2,310,000
Intangibles, Net Carrying Amount 2,310,000 2,310,000
Developed Technology Rights [Member]    
Intangibles, Gross Carrying Amount 2,310,000 2,310,000
Intangibles, Accumulated Amortization (598,000) (310,000)
Intangibles, Net Carrying Amount 1,712,000 2,000,000
Intellectual Property [Member]    
Intangibles, Gross Carrying Amount 460,000 460,000
Intangibles, Accumulated Amortization (6,000) 0
Intangibles, Net Carrying Amount 454,000 460,000
Customer Relationships [Member]    
Intangibles, Gross Carrying Amount 140,000 140,000
Intangibles, Accumulated Amortization (36,000) (18,000)
Intangibles, Net Carrying Amount 104,000 122,000
Below Market Lease [Member]    
Intangibles, Gross Carrying Amount 0 20
Intangibles, Accumulated Amortization 0 (20)
Intangibles, Net Carrying Amount $ 0 $ 0