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Note 12 - Warrants (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]

Year Ended December 31, 2022

 
  

Warrants (Equity)

 
          

Weighted

 
      

Weighted

  

Average

 
      

Average Exercise

  

Remaining

 
  

Amount

  

Price

  

Contractual Life

 

Balance January 1, 2022

  1,367,737  $13.44   1.73 

Warrants issued

  1,950,502   4.60   5.00 

Warrants exercised

  (1,950,502)  4.60   4.86 

Warrants expired

  (130,712)  10.44   - 

Warrants reclassified

  4,587,002   4.90   4.73 

Balance December 31, 2022

  5,824,027  $6.56   3.91 

Year Ended December 31, 2022

 
  

Warrants (Liability)

 
          

Weighted

 
      

Weighted

  

Average

 
      

Average Exercise

  

Remaining

 
  

Amount

  

Price

  

Contractual Life

 

Balance January 1, 2022

  -  $-   - 

Warrants issued

  4,587,002   4.90   5.00 

Warrants reclassified

  (4,587,002)  (4.90)  (5.00)

Balance December 31, 2022

  -  $-   - 

Year Ended December 31, 2021

 
  

Warrants (Equity)

 
          

Weighted

 
      

Weighted

  

Average

 
      

Average Exercise

  

Remaining

 
  

Amount

  

Price

  

Contractual Life

 

Balance January 1, 2021

  1,475,633  $13.86   2.83 

Warrants issued

  -   -   - 

Warrants expired

  (107,896)  14.07   - 

Balance December 31, 2021

  1,367,737  $13.44   1.73