XML 38 R26.htm IDEA: XBRL DOCUMENT v3.22.0.1
Note 7 - Warrants (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Warrant Activity [Table Text Block]
   

Shares

 

Outstanding as of December 31, 2020

     

Granted

    2,850,000  

Exercised

     

Outstanding as of December 31, 2021

    2,850,000  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
       

Number

   

Weighted-Average

         
       

Outstanding/

   

Remaining Life

   

Weighted-Average

 

Range of Exercise Price

   

Exercisable

   

in Years

   

Exercise Price

 
$ 5.10       2,500,000       4.62     $ 5.10  
$ 6.45       350,000       4.62     $ 6.45  
          2,850,000