Related Party Transactions - Additional Information (Detail)		3 Months Ended	12 Months Ended
	Oct. 30, 2015 USD ($)	Sep. 27, 2015 USD ($)	Jan. 03, 2016 USD ($) Entity	Dec. 28, 2014 USD ($)	Dec. 29, 2013 USD ($)
Related Party Transaction [Line Items]
Gain on sale of business		$ 22,700,000	$ 22,651,000	$ 0	$ 0
Bargain purchase gain			2,011,000	0	0
Accounts receivable from related party			$ 28,564,000	22,741,000
Number of entities in which reporting entity is shareholder and purchases all plastic bottles | Entity			2
Principal balance outstanding under capital lease			$ 55,800,000	59,000,000
The Coca-Cola Company [Member]
Related Party Transaction [Line Items]
Percentage of interest held in outstanding common stock by The Coca-Cola Company			34.80%
Voting power of stock held by The Coca-Cola Company			5.00%
Purchases from related party			$ 482,700,000	424,000,000	410,600,000
CCR [Member]
Related Party Transaction [Line Items]
Business combination, consideration transferred	$ 5,300,000
Bargain purchase gain	2,000,000
Deferred tax liability, bargain purchase gain	$ 1,300,000
CCR [Member] | Tum-E Yummies [Member]
Related Party Transaction [Line Items]
Sales to related parties			14,800,000	22,000,000	23,800,000
CCR [Member] | Transportation [Member]
Related Party Transaction [Line Items]
Sales to related parties			16,500,000	2,900,000	900,000
CCR [Member] | Production Agreement [Member]
Related Party Transaction [Line Items]
Sales to related parties			30,500,000	53,500,000	60,200,000
Purchases from related party			230,000,000	68,800,000	46,700,000
CCR [Member] | Comprehensive Beverage Agreement [Member]
Related Party Transaction [Line Items]
Contingent consideration liability			136,600,000
Payments to related party			4,000,000	200,000
CCBSS [Member]
Related Party Transaction [Line Items]
Payments to CCBSS as administration fees for its services			700,000	500,000	500,000
Accounts receivable from related party			5,900,000	4,500,000
SAC [Member]
Related Party Transaction [Line Items]
Sales to related parties			8,300,000	7,700,000	7,600,000
Purchases from related party			145,000,000	132,000,000	137,000,000
Management fees earned from SAC			1,900,000	1,800,000	1,600,000
Related party debt guarantee			19,100,000
Equity investment			4,100,000	4,100,000
Southeastern [Member]
Related Party Transaction [Line Items]
Purchases from related party			73,000,000	78,400,000	79,100,000
Related party debt guarantee			11,500,000
Equity investment			18,300,000	18,400,000
SAC and Southeastern [Member]
Related Party Transaction [Line Items]
Related party debt guarantee			30,600,000	30,900,000
Collateral assets held against Southeastern or SAC guarantees			0
Impairment of investments			$ 0	0	0
HLP, SPC & Adjacent Sales Facility [Member]
Related Party Transaction [Line Items]
Lease expiration date			Dec. 31, 2020
Principal balance outstanding under capital lease			$ 17,500,000
Rental payments related to the lease			$ 3,800,000	$ 3,700,000	$ 3,600,000
Beacon [Member]
Related Party Transaction [Line Items]
Lease expiration date			Dec. 31, 2021
Principal balance outstanding under capital lease			$ 18,100,000