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Leases - Future Minimum Payments (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Leases [Abstract]    
2022 $ 571  
2023 623  
2024 485  
2025 366  
2026 348  
Thereafter 3,032  
Total future minimum lease payments 5,425  
Amounts representing interest (800)  
Present value of net future minimum lease payments $ 4,625 $ 4,827