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Note 14 - Leases (Tables)
12 Months Ended
Dec. 31, 2020
Notes Tables  
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
   
As of December 31, 2020
 
2021
   
1,116
 
2022
   
941
 
2023
   
955
 
2024
   
983
 
2025
   
983
 
Thereafter
   
3,112
 
Total
   
8,090
 
Less imputed interest
   
(1,559
)
Lease obligation
  $
6,531