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Leases - Maturities of Operating Lease Liabilities (Details)
$ in Thousands
Dec. 31, 2019
USD ($)
Leases [Abstract]  
2020 $ 1,914
2021 2,221
2022 2,261
2023 1,988
2024 1,989
Thereafter 3,493
Total lease payments 13,866
Less imputed interest (2,654)
Present value of lease liabilities $ 11,212