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Goodwill and Intangible Assets - Expected Amortization Expense for Future Period (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Goodwill And Intangible Assets Disclosure [Abstract]    
Remainder of 2014 $ 101  
2015 135  
2016 130  
2017 98  
2018 98  
Thereafter 268  
Net Carrying Value $ 830 $ 863