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Leases - Future Minimum Lease Payments (Details)
$ in Thousands
Dec. 31, 2019
USD ($)
Commitments And Contingencies Disclosure [Abstract]  
2020 $ 650
2021 614
2022 147
Total future minimum lease payments 1,411
Less: imputed interest (49)
Less: future lease incentives reasonably certain of use (451)
Present value of lease liabilities $ 911