v3.26.1
Note 12 - Other Investments (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Loss on Sale of Investments $ 22,646 $ 15,550
Broadband Visions LLC [Member]    
Equity Method Investment, Ownership Percentage 24.30%  
Independent Emergency Services LLC [Member]    
Equity Method Investment, Ownership Percentage 14.29%  
Fiber Minnesota LLC [Member]    
Equity Method Investment, Ownership Percentage 7.63%