XML 86 R66.htm IDEA: XBRL DOCUMENT v2.4.0.8
Severance Charges - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 31, 2013
Dec. 31, 2013
Restructuring And Related Activities [Abstract]    
Severance charges $ 1,361 $ 1,361