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Note 8 - Long-term Debt (Tables)
6 Months Ended
Jun. 30, 2024
Notes Tables  
Schedule of Debt [Table Text Block]
  

June 30,

2024

  

December 31,

2023

 

Senior Promissory Notes

 $6,000,000   6,000,000 

Less: unamortized debt discount

  (1,015,358)  (1,311,989)

Senior Promissory Notes payable

 $4,984,642  $4,688,011 
         

Current portion of Senior Promissory Notes payable

  -   - 

Senior Promissory Notes payable, less current portion

  4,984,642   4,688,011 

Senior Promissory Notes payable

 $4,984,642  $4,688,011