v3.26.1
Note 3 - Summary of Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2026
Notes Tables  
Accounts Receivable, Allowance for Credit Loss [Table Text Block]
  

March 31, 2026

  

December 31, 2025

 
         

Balance, beginning of period

 $192,903  $61,923 

Provision for credit losses

  (14,908)  142,618 

Write-offs

  (24,618)  (11,638)

Balance, end of period

 $153,377  $192,903 
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
  

As of March 31,

 
  

2026

  

2025

 
         

Stock options

  1,500   1,500 

Unvested restricted stock

  63,684   24,653 

Total dilutive securities

  65,184   26,153