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Goodwill and Intangible Assets - Estimated Amortization Expense (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Goodwill And Intangible Assets Disclosure [Abstract]  
2014 (remaining) $ 3,590
2015 6,615
2016 6,346
2017 6,314
2018 6,305
Thereafter $ 21,842