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Note 1 - Organization and Significant Accounting Policies (Details Textual) - USD ($)
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Cash and Cash Equivalents, at Carrying Value $ 1,769,808   $ 1,787,248
Net Working Capital 1,811,930    
Net Cash Provided by (Used in) Operating Activities (15,071) $ 782  
Operating Income (Loss) (419,528) $ (59,554)  
Retained Earnings (Accumulated Deficit) $ (69,965,332)   (69,670,404)
Number of Reportable Segments 6    
Accounts Receivable, after Allowance for Credit Loss, Current $ 197,505   169,074
Number of Major Customers 0    
Contract with Customer, Liability $ 11,809   13,020
Contract with Customer, Liability, Revenue Recognized $ 13,020    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 7,500 33,000  
Financing Receivable, after Allowance for Credit Loss, Current $ 1,729,167   $ 1,604,167
CANADA      
Property and Equipment Net Percentages 100.00%    
CANADA | Revenue from Contract with Customer Benchmark [Member] | Customer Concentration Risk [Member]      
Concentration Risk, Percentage 99.00%    
UNITED STATES | Revenue from Contract with Customer Benchmark [Member] | Customer Concentration Risk [Member]      
Concentration Risk, Percentage   1.00%