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Note 7 - Leases - Maturity of Lease Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
2021 $ 1,318  
2022 1,094  
2023 717  
2024 273  
2025 273  
After 2025 547  
Total lease payments 4,222  
Less: Interest (420)  
Other Liabilities [Member]    
Present value of lease liabilities $ 3,802 $ 4,775