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Leases Operating Lease Maturity Analysis (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Leases [Abstract]    
Remainder of 2020 $ 685  
2021 2,621  
2022 2,662  
2023 2,673  
2024 2,519  
2025 666  
Thereafter 1,687  
Total future minimum lease payments 13,513  
Less: imputed interest (3,302)  
Total 10,211  
Current operating lease liabilities 1,703 $ 1,617
Noncurrent operating lease liabilities $ 8,508 $ 9,728