Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets and Goodwill - Additional Information (Detail)

v2.4.0.8
Intangible Assets and Goodwill - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Goodwill And Intangible Assets Disclosure [Abstract]        
Amortization expense $ 17 $ 17 $ 52 $ 100