XML 41 R56.htm IDEA: XBRL DOCUMENT v2.4.0.8
Income Taxes - Additional Information (Detail) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Income Taxes (Textual) [Abstract]      
Non-cash expense $ 700,000    
Recognition of a valuation allowance against deferred tax assets in the U.S 5,600,000 6,400,000  
Net operating loss carryforwards related to business combination 7,400,000   299,000
Net operating loss carry forwards 7,400,000    
Reduction in deferred income tax asset $ 11,000,000    
Effective tax rate 34.00% 34.00%