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Note 14 - Leases (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Details        
Lessee Operating Lease for Parking Lot Term of Contract 10 years      
Lessee Operating Lease for Automobile Term of Contract 30 months      
Lessee Operating Lease For Parking Lot Adjustment To Lease Payments Required Every Five Years Based On Change In CPI   $ 87    
Operating Lease, Cost   $ 63 $ 61 $ 60