Segment Reporting (Consolidated Revenue Mix By Product Type) (Details) - USD ($) $ in Millions		3 Months Ended								12 Months Ended
		Sep. 30, 2018	Jul. 01, 2018	Apr. 01, 2018	Dec. 31, 2017	Oct. 01, 2017	Jul. 02, 2017	Apr. 02, 2017	Jan. 01, 2017	Sep. 30, 2018	Oct. 01, 2017	Oct. 02, 2016
Revenue from External Customer [Line Items]
Revenues		$ 6,303.6	$ 6,310.3	$ 6,031.8	$ 6,073.7	$ 5,698.3	$ 5,661.5	$ 5,294.0	$ 5,732.9	$ 24,719.5	$ 22,386.8	$ 21,315.9
Beverage Member
Revenue from External Customer [Line Items]
Revenues										14,463.1	12,915.0	12,383.4
Food Member
Revenue from External Customer [Line Items]
Revenues										4,397.7	3,832.1	3,495.0
Packaged and Single Serve Coffees and Teas [Member]
Revenue from External Customer [Line Items]
Revenues										2,797.5	2,883.6	2,866.0
Other Products Member
Revenue from External Customer [Line Items]
Revenues	[1]									$ 3,061.2	$ 2,756.1	$ 2,571.5
Total net revenues [Member]
Revenue from External Customer [Line Items]
Percentage of product revenue to total revenue										100.00%	100.00%	100.00%
Total net revenues [Member] | Beverage Member
Revenue from External Customer [Line Items]
Percentage of product revenue to total revenue										59.00%	58.00%	58.00%
Total net revenues [Member] | Food Member
Revenue from External Customer [Line Items]
Percentage of product revenue to total revenue										18.00%	17.00%	16.00%
Total net revenues [Member] | Packaged and Single Serve Coffees and Teas [Member]
Revenue from External Customer [Line Items]
Percentage of product revenue to total revenue										11.00%	13.00%	14.00%
Total net revenues [Member] | Other Products Member
Revenue from External Customer [Line Items]
Percentage of product revenue to total revenue	[1]									12.00%	12.00%	12.00%

[1] (1) “Other” primarily consists of royalty and licensing revenues, beverage-related ingredients, serveware, and ready-to-drink beverages, among other item