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Goodwill and Intangible Assets - Estimated Amortization Expense (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Goodwill And Intangible Assets Disclosure [Abstract]  
2014 (remaining) $ 1,376
2015 1,769
2016 1,586
2017 1,555
2018 1,546
Thereafter $ 4,687