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Note 19 - Leasing Arrangements (Tables)
12 Months Ended
Dec. 31, 2020
Notes Tables  
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
Year ending
 
Amount
 
December 31,
 
(in thousands)
 
2021
  $
325
 
2022
   
290
 
2023
   
292
 
2024
   
294
 
2025
   
268
 
Thereafter
   
891
 
Total
  $
2,360