Quarterly report pursuant to Section 13 or 15(d)

Property, Plant, and Equipment - Additional Information (Detail)

v2.4.0.8
Property, Plant, and Equipment - 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
Property Plant And Equipment [Abstract]        
Depreciation and amortization $ 160 $ 124 $ 477 $ 339