Acquisitions (Narrative) (Details) € in Billions				3 Months Ended	6 Months Ended
	Oct. 01, 2014 USD ($)	Jan. 07, 2014 USD ($) Facility brand continent product	Jan. 07, 2014 EUR (€) Facility brand continent product	Dec. 28, 2013 USD ($)	Jul. 04, 2015 USD ($)	Jun. 28, 2014 USD ($)	Jan. 03, 2015 USD ($)	Jan. 02, 2014 USD ($)
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired					$ 0	$ 2,075,651,000
Goodwill					1,261,610,000		$ 1,320,419,000
Common Stock [Member]
Business Acquisition [Line Items]
Stock issued, value				$ 874,000,000
Senior Notes [Member]
Business Acquisition [Line Items]
Face amount of debt instrument								$ 500,000,000
Vion Ingredients [Member]
Business Acquisition [Line Items]
Number of plants | Facility		68	68
Number of continents in which entity operates | continent		5	5
Number of brands | brand		6	6
Number of products in portfolio (over 400) | product		400	400
Purchase price of transaction		$ 2,200,000,000	€ 1.6
Foreign currency exchange rate, translation		1.3605	1.3605
CustomBlendersCompany [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired	$ 18,800,000
Business Combination, Contingent Consideration, Asset					$ 800,000
Property and equipment	3,200,000
Finite-lived Intangibles assets	8,600,000
Goodwill	4,600,000
Inventory	$ 1,600,000
Weighted average useful life of identifiable intangibles	14 years