Quarterly report pursuant to sections 13 or 15(d)

Intangible Assets - Additional Information (Detail)

v2.4.0.8
Intangible Assets - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Goodwill And Intangible Assets Disclosure [Abstract]    
Amortization of intangible assets $ 629 $ 672