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Leases - Lease Liabilities Related to Operating Leases Presented within Condensed Balance Sheet (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
Leases [Abstract]  
2021 $ 528
2022 432
2023 445
2024 459
2025 472
Thereafter 987
Total operating lease payments 3,323
Less: imputed interest (703)
Total operating lease liabilities $ 2,620