Segments - Summary of Financial Information by Reportable Segment (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jan. 03, 2016	Sep. 27, 2015	Jun. 28, 2015	Mar. 29, 2015	Dec. 28, 2014	Sep. 28, 2014	Jun. 29, 2014	Mar. 30, 2014	Jan. 03, 2016	Dec. 28, 2014	Dec. 29, 2013
Net Sales:
Net sales	$ 619,716	$ 618,806	$ 614,683	$ 453,253	$ 440,638	$ 457,676	$ 459,473	$ 388,582	$ 2,306,458	$ 1,746,369	$ 1,641,331
Operating Income:
Operating Income									98,144	85,967	73,647
Depreciation and Amortization:
Depreciation and Amortization									80,896	61,130	58,671
Capital Expenditures:
Capital Expenditures									168,707	86,374	54,164
Total Assets:
Total Assets	1,850,816				1,433,076				1,850,816	1,433,076	1,276,156
Operating Segments [Member] | Nonalcoholic Beverages [Member]
Net Sales:
Net sales									2,245,836	1,710,040	1,613,309
Operating Income:
Operating Income									92,921	82,297	66,084
Depreciation and Amortization:
Depreciation and Amortization									76,127	58,103	56,266
Capital Expenditures:
Capital Expenditures									141,080	69,635	47,241
Total Assets:
Total Assets	1,808,335				1,399,057				1,808,335	1,399,057	1,252,286
Operating Segments [Member] | All Other [Member]
Net Sales:
Net sales									160,191	123,194	108,224
Operating Income:
Operating Income									5,223	3,670	7,563
Depreciation and Amortization:
Depreciation and Amortization									4,769	3,027	2,405
Capital Expenditures:
Capital Expenditures									27,627	16,739	6,923
Total Assets:
Total Assets	75,842				44,629				75,842	44,629	36,671
Eliminations [Member]
Net Sales:
Net sales									(99,569)	(86,865)	(80,202)
Total Assets:
Total Assets	$ (33,361)				$ (10,610)				$ (33,361)	$ (10,610)	$ (12,801)