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LEASES - Maturities of Operating Lease Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Leases [Abstract]    
2021 $ 907  
2022 846  
2023 866  
2024 857  
2025 841  
2026 and thereafter 4,349  
Total minimum lease payments 8,666  
Less: amount representing interest (1,402)  
Present value of net minimum lease payments $ 7,264 $ 8,084