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Note 10 - Stock Incentive Plan (Tables)
6 Months Ended
Jun. 30, 2022
Notes Tables  
Schedule of Nonvested Share Activity [Table Text Block]

Unvested Shares

 

Shares

  

Weighted-Average

Grant-Date Fair Value

 

Unvested on January 1, 2022

  72,593   19.05 

Granted

  -   - 

Vested

  -   - 

Forfeited

  -   - 

Unvested on June 30, 2022

  72,593   19.05