XML 52 R42.htm IDEA: XBRL DOCUMENT v2.4.0.8
Income Taxes (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 25, 2013
Sep. 26, 2012
Sep. 25, 2013
Sep. 26, 2012
Income Tax Disclosure [Abstract]        
Provision for income taxes $ 4,318,000 $ 3,201,000 $ 10,424,000 $ 10,295,000
Deferred tax benefit     300,000  
State jobs tax credits     800,000  
Valuation allowance recorded against certain state jobs tax credits     $ 500,000