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Long-Lived Assets - Summary of Estimated Amortization of Intangible Assets for Future Periods (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Property, Plant and Equipment [Abstract]    
2014 $ 4,866  
2015 3,588  
2016 3,013  
2017 2,880  
2018 2,880  
Thereafter 8,141  
Total $ 25,368 $ 30,333