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Note 1 - Summary of Operations and Significant Accounting Policies - Property, Plant and Equipment Estimated Useful Life (Details)
Dec. 31, 2023
Building [Member] | Minimum [Member]  
Buildings (Year) 10 years
Building [Member] | Maximum [Member]  
Buildings (Year) 40 years
Machinery and Equipment [Member] | Minimum [Member]  
Buildings (Year) 5 years
Machinery and Equipment [Member] | Maximum [Member]  
Buildings (Year) 10 years
Furniture and Fixtures [Member] | Minimum [Member]  
Buildings (Year) 3 years
Furniture and Fixtures [Member] | Maximum [Member]  
Buildings (Year) 10 years
Computer Equipment [Member] | Minimum [Member]  
Buildings (Year) 2 years
Computer Equipment [Member] | Maximum [Member]  
Buildings (Year) 5 years