Quarterly report pursuant to Section 13 or 15(d)

Note 14 - Segments (Details Textual)

v3.20.2
Note 14 - Segments (Details Textual)
 3 Months Ended 9 Months Ended
Sep. 30, 2020
USD ($)
Sep. 30, 2019
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2019
USD ($)
Revenues, Total $ 268,389 $ 236,811 $ 695,762 $ 538,527
Number of Primary Types of Products Sold 2   2  
Depreciation, Depletion and Amortization, Nonproduction, Total [1] $ 15,402 34,289 $ 51,501 107,794
Selling, General and Administrative Expenses [Member]        
Depreciation, Depletion and Amortization, Nonproduction, Total $ 15,402 $ 34,289 51,501 $ 107,794
Intersegment Eliminations [Member]        
Revenues, Total     $ 0  
[1] Depreciation and amortization are reflected in selling, general and administrative expenses ($15,402 and $34,289 for the three-month periods ended September 30, 2020 and 2019, and $51,501 and $107,794 for the nine-month periods ended September 30, 2020 and 2019, respectively).