v3.22.2.2
Note 6 - Long-term Debt (Tables)
9 Months Ended
Sep. 30, 2022
Notes Tables  
Schedule of Long-Term Debt Instruments [Table Text Block]
  

September 30,

2022

  

December 31,

2021

 

Long-term portion of Avenue Ventures note payable

 $-  $10,625,000 
  $-  $10,625,000