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Note 7 - Commitments and Contingencies (Tables)
3 Months Ended
Mar. 31, 2026
Notes Tables  
Contractual Obligation, Fiscal Year Maturity [Table Text Block]

2026 (remaining nine months)

 $397,721 

2027

  190,022 

2028

  486 

2029

  486 

Total

 $588,715