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Commitments and Contingencies - Minimum Lease Payments (Detail)
$ in Thousands
Jun. 30, 2015
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
Remainder of 2015 $ 44,682
2016 60,654
2017 47,767
2018 34,649
2019 18,608
Thereafter 26,055
Total minimum lease payments $ 232,415