Other Identifiable Intangible Assets Net - Other Identifiable Intangible Assets (Detail) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jul. 02, 2017	Jan. 01, 2017	Jul. 03, 2016	Jan. 03, 2016
Finite Lived Intangible Assets [Line Items]
Other identifiable intangible assets, cost	$ 832,108	$ 258,424
Accumulated amortization	20,298	13,009
Total other identifiable intangible assets, net	811,810	245,415	$ 160,467	$ 136,448
Distribution Agreements [Member]
Finite Lived Intangible Assets [Line Items]
Other identifiable intangible assets, cost	812,370	242,486
Accumulated amortization	14,166	7,498
Total other identifiable intangible assets, net	$ 798,204	$ 234,988	152,182	129,786
Distribution Agreements [Member] | Minimum [Member]
Finite Lived Intangible Assets [Line Items]
Estimated useful life	20 years	20 years
Distribution Agreements [Member] | Maximum [Member]
Finite Lived Intangible Assets [Line Items]
Estimated useful life	40 years	40 years
Customer Lists and Other Identifiable Intangible Assets [Member]
Finite Lived Intangible Assets [Line Items]
Other identifiable intangible assets, cost	$ 19,738	$ 15,938
Accumulated amortization	6,132	5,511
Total other identifiable intangible assets, net	$ 13,606	$ 10,427	$ 8,285	$ 6,662
Customer Lists and Other Identifiable Intangible Assets [Member] | Minimum [Member]
Finite Lived Intangible Assets [Line Items]
Estimated useful life	12 years	12 years
Customer Lists and Other Identifiable Intangible Assets [Member] | Maximum [Member]
Finite Lived Intangible Assets [Line Items]
Estimated useful life	20 years	20 years