Acquisitions and Divestitures (Allocation of Total Consideration to Fair Value of Assets Acquired and Liabilities Assumed) (Details) - Starbucks Coffee Japan Ltd [Member] - USD ($) $ in Millions		12 Months Ended	35 Months Ended
	Oct. 31, 2014	Oct. 02, 2016	Oct. 01, 2017
Cash paid to acquire additional ownership interest	$ 508.7	$ 876.0
Fair value of preexisting equity interest	577.0
Cash and cash equivalents	224.4
Accounts receivable, net	37.4
Inventories	26.4
Prepaid expenses and other current assets	35.7
Property, plant and equipment	282.9
Other long-term assets	141.4
Other intangible assets	323.0
Goodwill	815.6		$ 783.4
Total assets acquired	1,886.8
Accounts payable	(54.5)
Accrued liabilities	(115.9)
Stored value card liability	(36.5)
Deferred income taxes	(67.3)
Other long-term liabilities	(115.8)
Total liabilities assumed	390.0
Noncontrolling interest	(411.1)
Total consideration	$ 1,085.7