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Remaining Estimated Amortization Expense (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Goodwill And Intangible Assets Disclosure [Abstract]  
2014 (remaining three months) $ 2,406
2015 8,719
2016 8,309
2017 7,849
2018 6,530
Thereafter 21,161
Finite intangible assets, Net Carrying Amount $ 54,974