Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Acquisitions (Details Textual)

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Note 6 - Acquisitions (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Dec. 10, 2021
Apr. 07, 2021
Jun. 30, 2022
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Interest Expense, Total       $ 20,437 $ 15,055 $ 59,574 $ 31,738  
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability           (930,000) $ 0  
Tellenger, Inc. [Member]                
Business Combination, Consideration Transferred, Total   $ 2,515,357            
Payments to Acquire Businesses, Gross   $ 2,315,357            
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares)   68,264            
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable   $ 200,000            
Gray Matters [Member]                
Business Combination, Consideration Transferred, Total $ 11,005,100              
Payments to Acquire Businesses, Gross $ 7,240,100              
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) 436,481              
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable $ 1,500,000              
Business Combination, Consideration Transferred, Liabilities Incurred           1,394,467   $ 1,335,000
Business Combination, Deferred Cash Payment After Closing Date 1,500,000              
Business Acquisition, Intangibles, Expected Tax Deductible Amount 0              
Gray Matters [Member] | Deferred Consideration of Cash Payment [Member]                
Business Combination, Consideration Transferred, Liabilities Incurred $ 1,335,000              
Business Combination, Contingent Consideration, Discount Rate 6.00%              
Interest Expense, Total           $ 59,467    
Gray Matters [Member] | Contingent Consideration by Performance Metrics [Member]                
Business Combination, Consideration Transferred, Liabilities Incurred $ 930,000              
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Minimum 0              
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Maximum 4,000,000              
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Low 500,000              
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High 1,500,000              
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Most Likely Amount $ 1,000,000              
Business Combination, Contingent Consideration, Liability, Total     $ 0          
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability     $ (9)