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Note 10 - Stock Options, Incentive Plans, Stock Awards, and Employee Benefit Plan (Tables)
12 Months Ended
Dec. 31, 2024
Notes Tables  
Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]
          

Weighted Average

 
      

Weighted Average

  

Contractual

 

Stock Awards

 

Shares

  

Grant Price

  

Remaining Life

 

Outstanding, December 31, 2023

  6,384,900  $2.17     

Granted

  966,000   1.55     

Vested

  (1,563,345)       

Forfeited

  (15,000)       
             

Outstanding, December 31, 2024

  5,772,555  $1.95   6.27 
             

Expected to Vest after December 31, 2024

  5,772,555  $1.95   6.27