Acquisition and Divestitures - Schedule of Allocation of Purchase Price (Detail) - USD ($) $ in Thousands	Jun. 30, 2015	May. 29, 2015	Dec. 31, 2014	Oct. 31, 2014	Jan. 02, 2014
Liabilities assumed:
Goodwill	$ 1,068,540		$ 1,068,276
EIEIO, Inc [Member]
Assets acquired:
Cash and cash equivalents		$ 1,530
Inventories		2,654
Other current assets		2,010
Property, plant and equipment		554
Trademarks		11,600
Intangible assets with finite lives		10,160
Liabilities assumed:
Accounts payable and other accruals		1,963
Other long-term liabilities		48
Total identifiable net assets		26,497
Goodwill		13,705
Total purchase price		$ 40,202
Earthbound Farm [Member]
Assets acquired:
Cash and cash equivalents					$ 5,638
Inventories					22,299
Other current assets					54,260
Property, plant and equipment					147,390
Trademarks					150,700
Intangible assets with finite lives					104,900
Liabilities assumed:
Accounts payable and other accruals					58,328
Income taxes and deferred taxes, net					26,857
Obligations under capital leases					22,646
Total identifiable net assets					377,356
Goodwill					231,309
Total purchase price					$ 608,665
So Delicious Dairy Free [Member]
Assets acquired:
Cash and cash equivalents				$ 1,552
Inventories				21,528
Other current assets				10,585
Property, plant and equipment				8,504
Trademarks				53,216
Intangible assets with finite lives				29,768
Liabilities assumed:
Accounts payable and other accruals				11,050
Other long-term liabilities				429
Total identifiable net assets				113,674
Goodwill				82,951
Total purchase price				$ 196,625