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Note 7 - Stock Based Compensation (Tables)
3 Months Ended
Jun. 30, 2025
Notes Tables  
Nonvested Restricted Stock Shares Activity [Table Text Block]
      

Weighted Average

 
  

Number of Shares

  

Grant Date Fair Value Per Share

 

Unvested at March 31, 2025

  18,026  $7.07 

Cancelled or forfeited

      

Granted

  89,534   14.39 

Vested

  (14,000)  4.32 

Unvested at June 30, 2025

  93,560  $14.49