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Commitments and Contingencies - Future Minimum Lease Payments Under Noncancelable Operating Leases (Details)
$ in Thousands
Dec. 31, 2016
USD ($)
Leases [Abstract]  
2017 $ 129,120
2018 132,015
2019 132,242
2020 57,083
2021 21,035
Thereafter 34,644
Total future minimum commitment payments $ 506,139