Goodwill and Other Intangible Assets - Schedule of Intangible Assets (Detail) - USD ($) $ in Thousands	Jul. 04, 2015	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	$ 1,375,200	$ 1,381,349
Intangible assets, Accumulated Amortization	556,150	519,256
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	1,194,549	1,199,942
Intangible assets, Accumulated Amortization	485,849	454,353
Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	157,604	158,584
Intangible assets, Accumulated Amortization	53,077	48,356
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	23,047	22,823
Intangible assets, Accumulated Amortization	$ 17,224	$ 16,547