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Commitments and Contingencies - Schedule of Future Minimum Operating Lease Liabilities (Details)
$ in Thousands
Dec. 31, 2018
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
2019 $ 8,135
2020 10,669
2021 10,828
2022 11,150
2023 11,483
Thereafter 98,209
Total $ 150,474