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Note 16 - Subsequent Events (Tables)
12 Months Ended
Dec. 31, 2019
Notes Tables  
Schedule of Subsequent Events [Table Text Block]

Award

 

Shares/Units

Granted

 

Vesting

Restricted Stock Units Granted

    15,300  

25% per year through February 6, 2024

Stock Performance Awards Granted:

         

Under Executive Agreement

    47,600  

December 31, 2022

Under Legacy Agreement

    7,400  

December 31, 2022