Fair Value of Financial Instruments - Deferred Compensation Plan Commodity Hedging Agreements and Acquisition Related Contingent Consideration (Detail) - USD ($) $ in Thousands	Jul. 03, 2016	Apr. 03, 2016	Jan. 03, 2016	Jun. 28, 2015	Mar. 29, 2015	Dec. 28, 2014
Assets:
Commodity hedging agreements	$ 662		$ 3	$ 575
Liabilities:
Commodity hedging agreements	291		3,442	681
Acquisition related contingent consideration	228,768			94,068
Level 1 [Member]
Assets:
Deferred compensation plan assets	22,308		20,755	20,466
Liabilities:
Deferred compensation plan liabilities	22,308		20,755	20,466
Level 2 [Member]
Liabilities:
Public debt securities	495,700		645,400	297,700
Non-public variable rate debt	375,000			290,000
Level 3 [Member]
Liabilities:
Acquisition related contingent consideration	228,768	$ 177,933	136,570	94,068	$ 98,505	$ 46,850
Commodity Contract [Member] | Level 2 [Member]
Assets:
Commodity hedging agreements	662		3	575
Liabilities:
Commodity hedging agreements	$ 291		$ 3,442	$ 681