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Commitments and Contingencies - Minimum Lease Payments (Detail)
$ in Thousands
Dec. 31, 2015
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
2016 $ 78,971
2017 56,488
2018 42,608
2019 25,065
2020 14,290
Thereafter 17,281
Total minimum lease payments $ 234,703