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Long-term Debt - Schedule of Long-Term Debt Maturities (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Debt Disclosure [Abstract]    
2014 $ 4,000  
Less: unamortized discount (31)  
Less - current portion (4,089) (2,000)
Plus - fees due at closing 120  
Long-term debt, net    $ 2,452