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Summary of Organization and Significant Accounting Policies - Estimated Amortization Expense for Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 27, 2014
Dec. 28, 2013
Accounting Policies [Abstract]    
2015 $ 3,105us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths  
2016 1,675us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo  
2017 956us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree  
2018 956us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour  
2019 956us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive  
Thereafter 9,999us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive  
Total $ 17,647us-gaap_FiniteLivedIntangibleAssetsNet $ 15,147us-gaap_FiniteLivedIntangibleAssetsNet