XML 38 R41.htm IDEA: XBRL DOCUMENT v2.4.0.8
Intangible Assets - Summary of Future Estimated Annual Amortization Expense (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 28, 2013
Dec. 29, 2012
Finite Lived Intangible Assets Future Amortization Expense [Abstract]    
2013 $ 84  
2014 336  
2015 336  
2016 336  
2017 207  
Thereafter 384  
Finite-lived intangible assets, Net Carrying Amount $ 1,683 $ 3,227