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Note 5 - Acquisition of Clear Com Media, Inc. (Details Textual) - USD ($)
6 Months Ended 12 Months Ended
Sep. 30, 2021
Jul. 09, 2021
Jul. 09, 2021
Dec. 31, 2021
Dec. 31, 2020
Stock Issued During Period, Value, Acquisitions       $ 2,120,000  
Finite-Lived Intangible Assets, Accumulated Amortization       2,280,315 $ 1,840,853
Amortization of Intangible Assets, Total       $ 439,543 $ 424,812
Minimum [Member]          
Finite-Lived Intangible Asset, Useful Life (Year)       3 years  
Maximum [Member]          
Finite-Lived Intangible Asset, Useful Life (Year)       7 years  
Clear Com Media, Inc [Member]          
Stock Issued During Period, Shares, Acquisitions (in shares)   4,000,000      
Stock Issued During Period, Value, Acquisitions   $ 2,120,000      
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accounts Receivable       $ 8,000  
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles       (168,000)  
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Financial Liabilities       23,000  
Goodwill, Purchase Accounting Adjustments       $ 184,000  
Finite-lived Intangible Assets Acquired     $ 456,855    
Clear Com Media, Inc [Member] | General and Administrative Expense [Member]          
Business Combination, Acquisition Related Costs   $ 80,000      
Clear Com Media, Inc [Member] | Minimum [Member]          
Finite-Lived Intangible Asset, Useful Life (Year)   3 years      
Clear Com Media, Inc [Member] | Maximum [Member]          
Finite-Lived Intangible Asset, Useful Life (Year)   7 years      
Clear Com Media, Inc [Member] | Scenario, Adjustment [Member]          
Finite-Lived Intangible Assets, Accumulated Amortization $ 15,000        
Amortization of Intangible Assets, Total $ 15,000