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Goodwill and Intangible Assets - Estimated Amortization Expenses (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Goodwill And Intangible Assets Disclosure [Abstract]  
2014 $ 1,533
2015 1,346
2016 626
2017 626
2018 626
Thereafter 1,252
Total $ 6,009