Quarterly report pursuant to Section 13 or 15(d)

Note 14 - Segments (Details Textual)

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Note 14 - Segments (Details Textual)
 3 Months Ended
Mar. 31, 2022
USD ($)
Mar. 31, 2021
USD ($)
Revenues, Total $ 0 $ 123,737
Number of Primary Types of Products Sold 2  
Depreciation, Depletion and Amortization, Nonproduction, Total [1] $ 22,878 $ 17,748
Intersegment Eliminations [Member]    
Revenues, Total $ 0  
[1] Depreciation and amortization are reflected in selling, general and administrative expenses ($22,878 and $17,748 for the three-month periods ended March 31, 2022 and 2021, respectively).