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Goodwill and Other Intangible Assets - Additional Information (Detail) (USD $)
 3 Months Ended
Apr. 04, 2015
Dec. 31, 2014
Apr. 05, 2014
Finite And Indefinite Lived Intangible Assets [Line Items]      
Impairment of goodwill   $ 0us-gaap_GoodwillImpairmentLoss  
Intangible asset amortization expense 18,700,000us-gaap_AmortizationOfIntangibleAssets   18,400,000us-gaap_AmortizationOfIntangibleAssets
Future amortization expense, in 2015 73,200,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths    
Future amortization expense, in 2016 71,600,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo    
Future amortization expense, in 2017 69,900,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree    
Future amortization expense, in 2018 66,200,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour    
Future amortization expense, in 2019 $ 63,500,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive    
Minimum [Member]      
Finite And Indefinite Lived Intangible Assets [Line Items]      
Intangible assets, useful life 5 years    
Maximum [Member]      
Finite And Indefinite Lived Intangible Assets [Line Items]      
Intangible assets, useful life 22 years