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Note 12 - Costs to Obtain and Fulfill a Contract (Tables)
9 Months Ended
Sep. 30, 2025
Notes Tables  
Capitalized Contract Cost [Table Text Block]
    September 30, 2025  
         

Balance, beginning of period

  $ 116,975  

Deferral of costs

    138,105  

Amortized expense included in cost of revenue

    (138,760 )

Balance, end of period

  $ 116,320