Acquisitions and Divestitures - Summary of Fair Value of Acquired Assets and Assumed Liabilities as of Acquisition Date (Detail) - USD ($) $ in Thousands	Apr. 02, 2017	Mar. 31, 2017	Jan. 27, 2017	Jan. 01, 2017	Oct. 28, 2016	Apr. 29, 2016	Apr. 03, 2016	Apr. 01, 2016	Jan. 29, 2016	Jan. 03, 2016
Business Acquisition [Line Items]
Goodwill	$ 149,383			$ 144,586			$ 135,311			$ 117,954
Current liabilities (acquisition related contingent consideration)	20,201			15,782
Other liabilities (acquisition related contingent consideration)	283,751			237,655
Easton and Salisbury, Maryland and Richmond and Yorktown, Virginia Expansion Territories Acquisitions and Sandston, Virginia Expansion Facility Acquisition [Member]
Business Acquisition [Line Items]
Cash									$ 179
Inventories									10,159
Prepaid expenses and other current assets									2,775
Accounts receivable from The Coca-Cola Company									1,121
Property, plant and equipment									46,149
Other assets (including deferred taxes)									2,351
Goodwill									9,396
Other identifiable intangible assets									1,300
Total acquired assets									73,430
Current liabilities (acquisition related contingent consideration)									361
Other current liabilities									591
Accounts payable to The Coca-Cola Company									650
Other liabilities (acquisition related contingent consideration)									6,144
Total assumed liabilities									$ 7,746
Alexandria, Virginia and Capitol Heights and La Plata, Maryland Expansion Territories Acquisitions [Member]
Business Acquisition [Line Items]
Cash								$ 219
Inventories								3,748
Prepaid expenses and other current assets								1,945
Accounts receivable from The Coca-Cola Company								1,162
Property, plant and equipment								54,135
Other assets (including deferred taxes)								1,541
Goodwill								1,962
Total acquired assets								64,712
Current liabilities (acquisition related contingent consideration)								742
Other current liabilities								4,231
Other liabilities								266
Other liabilities (acquisition related contingent consideration)								23,924
Total assumed liabilities								$ 29,163
Baltimore, Hagerstown and Cumberland, Maryland Expansion Territories Acquisitions and Silver Spring and Baltimore, Maryland Expansion Facilities Acquisitions [Member]
Business Acquisition [Line Items]
Cash						$ 161
Inventories						13,850
Prepaid expenses and other current assets						3,774
Accounts receivable from The Coca-Cola Company						1,126
Property, plant and equipment						58,679
Other assets (including deferred taxes)						5,151
Goodwill						7,791
Other identifiable intangible assets						23,450
Total acquired assets						113,982
Current liabilities (acquisition related contingent consideration)						1,307
Other current liabilities						5,482
Other liabilities						2,635
Other liabilities (acquisition related contingent consideration)						35,561
Total assumed liabilities						$ 44,985
Cincinnati, Dayton, Lima and Portsmouth, Ohio and Louisa, Kentucky Expansion Territories Acquisitions and Cincinnati, Ohio Expansion Facility Acquisition [Member]
Business Acquisition [Line Items]
Cash					$ 150
Inventories					18,513
Prepaid expenses and other current assets					4,181
Accounts receivable from The Coca-Cola Company					1,327
Property, plant and equipment					68,182
Other assets (including deferred taxes)					611
Goodwill					7,063
Other identifiable intangible assets					66,500
Total acquired assets					166,527
Current liabilities (acquisition related contingent consideration)					3,318
Other current liabilities					7,165
Other liabilities					761
Other liabilities (acquisition related contingent consideration)					57,066
Total assumed liabilities					$ 68,310
2016 Acquisition [Member]
Business Acquisition [Line Items]
Cash				709
Inventories				46,270
Prepaid expenses and other current assets				12,675
Accounts receivable from The Coca-Cola Company				4,736
Property, plant and equipment				227,145
Other assets (including deferred taxes)				9,654
Goodwill				26,212
Other identifiable intangible assets				91,250
Total acquired assets				418,651
Current liabilities (acquisition related contingent consideration)				5,728
Other current liabilities				17,469
Accounts payable to The Coca-Cola Company				650
Other liabilities				3,662
Other liabilities (acquisition related contingent consideration)				122,695
Total assumed liabilities				$ 150,204
Bloomington and Indianapolis, Indiana and Columbus and Mansfield, Ohio Expansion Territories Acquisitions and Indianapolis and Portland, Indiana Expansion Facilities Acquisitions [Member]
Business Acquisition [Line Items]
Cash		$ 211
Inventories		21,050
Prepaid expenses and other current assets		5,235
Accounts receivable from The Coca-Cola Company		1,807
Property, plant and equipment		82,692
Other assets (including deferred taxes)		3,593
Goodwill		3,737
Other identifiable intangible assets		20,400
Total acquired assets		138,725
Current liabilities (acquisition related contingent consideration)		1,921
Other current liabilities		1,827
Other liabilities		13
Other liabilities (acquisition related contingent consideration)		26,260
Total assumed liabilities		$ 30,021
2017 Acquisition [Member]
Business Acquisition [Line Items]
Cash	318
Inventories	27,003
Prepaid expenses and other current assets	6,324
Accounts receivable from The Coca-Cola Company	2,849
Property, plant and equipment	108,400
Other assets (including deferred taxes)	4,439
Goodwill	4,849
Other identifiable intangible assets	31,050
Total acquired assets	185,232
Current liabilities (acquisition related contingent consideration)	2,648
Other current liabilities	2,492
Other liabilities	128
Other liabilities (acquisition related contingent consideration)	39,668
Total assumed liabilities	$ 44,936
Anderson, Fort Wayne, Lafayette, South Bend and Terre Haute, Indiana Expansion Territories Acquisitions [Member]
Business Acquisition [Line Items]
Cash			$ 107
Inventories			5,953
Prepaid expenses and other current assets			1,089
Accounts receivable from The Coca-Cola Company			1,042
Property, plant and equipment			25,708
Other assets (including deferred taxes)			846
Goodwill			1,112
Other identifiable intangible assets			10,650
Total acquired assets			46,507
Current liabilities (acquisition related contingent consideration)			727
Other current liabilities			665
Other liabilities			115
Other liabilities (acquisition related contingent consideration)			13,408
Total assumed liabilities			$ 14,915