v3.26.1
Note 1 - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) - USD ($)
 6 Months Ended
Jun. 30, 2026
Nov. 12, 2025
Jun. 30, 2026
Jun. 10, 2026
Mar. 31, 2026
Dec. 31, 2025
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Cash $ 2,282,397   $ 2,282,397     $ 3,086,770 $ 5,095,257    
Working Capital $ 4,300,000   $ 4,300,000            
Financing Arrangement, Percentage of Proceeds from Shares Sold Available to Company 40.00%                
Shares Issued, Price Per Share (in dollars per share) $ 1,000   $ 1,000            
Equity, Including Portion Attributable to Noncontrolling Interest $ (7,777,288)   $ (7,777,288)   $ (7,499,411) (1,848,252) $ 7,595,799 $ (83,380,739) $ 6,675,418
Accounts Receivable, Allowance for Credit Loss, Current 669,883   669,883     179,643      
Revenue, Remaining Performance Obligation, Amount $ 228,000   228,000     $ 171,000      
Series C and D Preferred Stock [Member]                  
Proceeds from Issuance of Stock, Net of Issuance Costs     $ 580,000            
Minimum [Member] | NASDAQ Compliance [Member]                  
Equity, Including Portion Attributable to Noncontrolling Interest       $ 2,500,000          
Securities Purchase Agreement [Member]                  
Debt Instrument, Face Amount   $ 11,000,000              
Debt Instrument, Covenant, Maximum Principal Amount of Additional Individual Issuances   5,000,000              
Debt Instrument, Covenant, Maximum Principal Amount of Additional Aggregate Issuances   239,000,000              
Securities Purchase Agreement [Member] | Maximum [Member]                  
Debt Instrument, Face Amount   250,000,000              
Securities Purchase Agreement Individual Notes [Member]                  
Debt Instrument, Face Amount   1,000              
Proceeds from Issuance of Debt   $ 900