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Note 21 - Employee Benefit Plan (Tables)
12 Months Ended
Dec. 31, 2019
Notes Tables  
Schedule of Expected Benefit Payments [Table Text Block]
   

(Dollars in

thousands)

 

Year ending December 31:

       

2020

  $ 4,780  

2021

    1,434  

2022

    1,768  

2023

    89  

2024

    500  
2025-2043     11,232  

Total

  $ 19,803