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Commitments and Contingencies - Minimum Lease Payments (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Commitments and Contingencies Disclosure [Abstract]  
Remainder of 2014 $ 20,178
2015 54,893
2016 38,267
2017 29,295
2018 20,954
Thereafter 30,425
Total minimum lease payments $ 194,012