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Leases - Summary of Maturity of Lease Liabilities (Details)
$ in Thousands
Dec. 31, 2019
USD ($)
Leases [Abstract]  
2020 $ 4,908
2021 4,937
2022 4,713
2023 1,188
Total lease payments 15,746
Less imputed interests (2,181)
Total lease liabilities $ 13,565