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Leases - Summary of Operating and Finance Lease Liabilities (Details)
$ in Thousands
Dec. 31, 2019
USD ($)
Operating Leases  
Operating leases, 2020 $ 670
Operating leases, 2021 459
Operating leases, 2022 434
Operating leases, 2023 306
Operating leases, 2024 194
Operating leases, thereafter 1,245
Operating leases, future lease payments 3,308
Operating leases, less: imputed interest (689)
Operating leases, total lease liabilities 2,619
Finance leases  
Finance leases, 2020 5
Finance leases, 2021 5
Finance leases, 2022 5
Finance leases, future lease payments 15
Finance leases, less: imputed interest (1)
Finance leases, total lease liabilities $ 14