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Leases - Lease Liabilities Related to Operating Leases Presented within Condensed Balance Sheet (Details)
$ in Thousands
Dec. 31, 2019
USD ($)
Leases [Abstract]  
2020 $ 514
2021 528
2022 432
2023 445
2024 459
Thereafter 1,459
Total operating lease payments 3,837
Less: imputed interest (899)
Total operating lease liabilities $ 2,938