Acquisitions and Divestitures - Summary of Fair Value of Acquired Assets and Assumed Liabilities as of Acquisition Date (Detail) - USD ($) $ in Thousands	Apr. 01, 2018	Dec. 31, 2017	Oct. 02, 2017	Apr. 02, 2017	Jan. 01, 2017
Business Acquisition [Line Items]
Goodwill	$ 170,262	$ 169,316		$ 149,383	$ 144,586
Current liabilities (acquisition related contingent consideration)	23,372	23,339
Other liabilities (acquisition related contingent consideration)	$ 345,432	$ 357,952
CCR Exchange Transaction Acquisitions [Member]
Business Acquisition [Line Items]
Cash			$ 91
Inventories			10,667
Prepaid expenses and other current assets			3,172
Accounts receivable from The Coca-Cola Company			1,092
Property, plant and equipment			47,066
Other assets (including deferred taxes)			753
Goodwill			7,046
Total acquired assets			153,587
Other current liabilities			3,497
Other liabilities			15
Total assumed liabilities			3,512
Memphis Transaction [Member]
Business Acquisition [Line Items]
Cash			100
Inventories			3,354
Prepaid expenses and other current assets			1,087
Accounts receivable from The Coca-Cola Company			1,089
Property, plant and equipment			20,795
Other assets (including deferred taxes)			547
Goodwill			5,845
Total acquired assets			64,317
Current liabilities (acquisition related contingent consideration)			1,458
Other current liabilities			4,323
Other liabilities (acquisition related contingent consideration)			18,848
Other liabilities			87
Total assumed liabilities			24,716
United Exchange Transaction Acquisitions [Member]
Business Acquisition [Line Items]
Inventories			829
Prepaid expenses and other current assets			314
Accounts receivable from The Coca-Cola Company			210
Property, plant and equipment			2,784
Goodwill			2,697
Total acquired assets			21,334
Other current liabilities			491
Total assumed liabilities			491
October 2017 Transactions Acquisitions [Member]
Business Acquisition [Line Items]
Cash			191
Inventories			14,850
Prepaid expenses and other current assets			4,573
Accounts receivable from The Coca-Cola Company			2,391
Property, plant and equipment			70,645
Other assets (including deferred taxes)			1,300
Goodwill			15,588
Total acquired assets			239,238
Current liabilities (acquisition related contingent consideration)			1,458
Other current liabilities			8,311
Other liabilities (acquisition related contingent consideration)			18,848
Other liabilities			102
Total assumed liabilities			28,719
Distribution Agreements [Member] | CCR Exchange Transaction Acquisitions [Member]
Business Acquisition [Line Items]
Other identifiable intangible assets			80,500
Distribution Agreements [Member] | Memphis Transaction [Member]
Business Acquisition [Line Items]
Other identifiable intangible assets			30,300
Distribution Agreements [Member] | United Exchange Transaction Acquisitions [Member]
Business Acquisition [Line Items]
Other identifiable intangible assets			13,950
Distribution Agreements [Member] | October 2017 Transactions Acquisitions [Member]
Business Acquisition [Line Items]
Other identifiable intangible assets			124,750
Customer Lists [Member] | CCR Exchange Transaction Acquisitions [Member]
Business Acquisition [Line Items]
Other identifiable intangible assets			3,200
Customer Lists [Member] | Memphis Transaction [Member]
Business Acquisition [Line Items]
Other identifiable intangible assets			1,200
Customer Lists [Member] | United Exchange Transaction Acquisitions [Member]
Business Acquisition [Line Items]
Other identifiable intangible assets			550
Customer Lists [Member] | October 2017 Transactions Acquisitions [Member]
Business Acquisition [Line Items]
Other identifiable intangible assets			$ 4,950