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Leases - Maturity of Operating Lease Lease Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Operating Lease Liabilities Payments Due [Abstract]    
2020 $ 1,682  
2021 1,339  
2022 1,189  
2023 1,016  
2024 339  
After 2024 621  
Total lease payments 6,186  
Less: Interest (605)  
Present value of lease liabilities $ 5,581 $ 6,131