Other Identifiable Intangible Assets - Other Identifiable Intangible Assets (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2016	Dec. 28, 2014
Finite Lived Intangible Assets [Line Items]
Other identifiable intangible assets, cost	$ 144,447	$ 62,347
Accumulated amortization	7,999	5,199
Total other identifiable intangible assets, net	136,448	57,148
Distribution Agreements [Member]
Finite Lived Intangible Assets [Line Items]
Other identifiable intangible assets, cost	133,109	54,909
Accumulated amortization	3,323	1,068
Total other identifiable intangible assets, net	$ 129,786	53,841
Distribution Agreements [Member] | Minimum [Member]
Finite Lived Intangible Assets [Line Items]
Estimated useful life	20 years
Distribution Agreements [Member] | Maximum [Member]
Finite Lived Intangible Assets [Line Items]
Estimated useful life	40 years
Customer Lists and Other Identifiable Intangible Assets [Member]
Finite Lived Intangible Assets [Line Items]
Other identifiable intangible assets, cost	$ 11,338	7,438
Accumulated amortization	4,676	4,131
Total other identifiable intangible assets, net	$ 6,662	$ 3,307
Customer Lists and Other Identifiable Intangible Assets [Member] | Minimum [Member]
Finite Lived Intangible Assets [Line Items]
Estimated useful life	12 years
Customer Lists and Other Identifiable Intangible Assets [Member] | Maximum [Member]
Finite Lived Intangible Assets [Line Items]
Estimated useful life	20 years