Related Party Transactions - Summary of Significant Transactions between Company and The Coca-Cola Company (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 02, 2017	Jul. 03, 2016	Jul. 02, 2017	Jul. 03, 2016
Related Party Transaction [Line Items]
Cold drink equipment			$ 8,400
The Coca-Cola Company [Member]
Related Party Transaction [Line Items]
Concentrate, syrup, sweetener and other purchases	$ 262,490	$ 185,038	489,216	$ 308,224
Customer marketing programs	16,446	20,283	74,240	49,425
Cold drink equipment parts	6,466	5,830	12,087	10,391
Marketing funding support payments	23,325	18,724	40,161	34,350
Fountain delivery and equipment repair fees	9,002	6,813	16,852	12,456
Cold drink equipment	8,400		8,400
Facilitating the distribution of certain brands and packages to other Coca-Cola bottlers	3,015	1,835	5,108	3,323
Presence marketing funding support on the Company’s behalf	$ 481	$ 1,336	$ 1,137	$ 1,817