Goodwill and Other Intangible Assets - Schedule of Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Apr. 04, 2015	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	$ 1,372,716	$ 1,381,349
Intangible assets, Accumulated Amortization	537,911	519,256
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	1,192,640	1,199,942
Intangible assets, Accumulated Amortization	470,335	454,353
Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	157,253	158,584
Intangible assets, Accumulated Amortization	50,693	48,356
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	22,823	22,823
Intangible assets, Accumulated Amortization	$ 16,883	$ 16,547