XML 107 R74.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 Tax Disclosure [Abstract]      
Federal statutory rate 35.00%    
State net operating loss carryforwards $ 13,000,000    
Net operating loss carryforwards expiration date, lower limit 2018    
State tax carryforwards 889,000    
Net operating loss carryforwards expiration date, upper limit 2031    
Tax carryforwards, expiration year 2014    
Deferred tax liability 650,000    
Undistributed foreign earnings 1,900,000    
Unrecognized tax benefits 2,100,000    
Accrued interest related to uncertain tax positions 268,000 172,000  
Interest for uncertain tax positions $ 96,000 $ 100,000 $ 8,000