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Leases - Summary of Maturity of Operating Lease Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Leases [Abstract]    
Remainder of 2020 $ 537  
2021 1,095  
2022 1,127  
2023 382  
2024 2  
Total maturities 3,143  
Less: Amount representing interest (242)  
Present value of operating lease liability 2,901  
Less: Current portion of operating lease liability (943) $ (899)
Total operating lease liability, net of current portion $ 1,958 $ 2,427