XML 39 R27.htm IDEA: XBRL DOCUMENT v3.23.2
Note 11 - Warrants (Tables)
6 Months Ended
Jun. 30, 2023
Notes Tables  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
  

Warrants

 
          

Weighted

 
      

Weighted

  

Average

 
      

Average

  

Remaining

 
      

Exercise

  

Contractual

 
  

Amount

  

Price

  

Life

 

Balance December 31, 2022

  5,824,027  $6.56   4.21 

Warrants expired

  (68,508)  10.40   - 

Balance June 30, 2023

  5,755,519  $6.51   3.76