Income Taxes - Temporary Differences and Carryforwards that Comprised Deferred Income Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Jan. 03, 2016	Dec. 28, 2014
Income Tax Disclosure [Abstract]
Intangible assets	$ 169,338	$ 139,744
Depreciation	95,262	77,311
Investment in Piedmont	43,109	42,271
Inventory	9,928	10,777
Prepaid expenses	4,615	4,237
Patronage dividend	4,046	4,361
Debt exchange premium	204	634
Other	434	161
Deferred income tax liabilities	326,936	279,496
Deferred compensation	(44,402)	(42,990)
Postretirement benefits	(27,086)	(26,783)
Pension (nonunion)	(18,257)	(25,951)
Sub-bottling liability	(52,306)	(18,084)
Accrued liabilities	(21,853)	(16,049)
Capital lease agreements	(6,105)	(6,265)
Net operating loss carryforwards	(3,121)	(4,075)
Transactional costs	(5,879)	(3,584)
Pension (union)	(3,290)	(3,472)
Other	0	(54)
Deferred income tax assets	(182,299)	(147,307)
Valuation allowance for deferred tax assets	2,307	3,640
Net current deferred income tax asset	0
Net current deferred income tax liability		(4,171)
Net noncurrent deferred income tax liability	$ 146,944	$ 140,000