Quarterly report [Sections 13 or 15(d)]

Note 3 - Summary of Significant Accounting Policies (Tables)

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Note 3 - Summary of Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2025
Notes Tables  
Accounts Receivable, Allowance for Credit Loss [Table Text Block]
   

September 30, 2025

   

December 31, 2024

 
                 

Balance, beginning of period

  $ 61,923     $ 66,526  

Provision for credit losses

    94,597       13,986  

Write-offs

    (1,535 )     (18,589 )

Balance, end of period

  $ 154,985     $ 61,923  
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
   

As of September 30,

 
   

2025

   

2024

 
                 

Stock options

    1,500       1,500  

Unvested restricted stock

    63,684       24,653  

Total dilutive securities

    65,184       26,153