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Goodwill and Intangible Assets, Net - Summary of Estimated Future Amortization Expense Related to Intangible Assets with Definite Lives (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Goodwill And Intangible Assets Disclosure [Abstract]    
2014 $ 5,201  
2015 3,264  
2016 2,716  
2017 2,292  
2018 2,130  
2019 and thereafter 5,939  
Intangible assets with definite lives, net $ 21,542 $ 7,890