Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Sep. 30, 2018	Oct. 01, 2017	Oct. 02, 2016
Net Revenues:
Revenues	$ 24,719.5	$ 22,386.8	$ 21,315.9
Cost of sales including occupancy costs	10,174.5	9,034.3	8,509.0
Store operating expenses	7,193.2	6,493.3	6,064.3
Other operating expenses	539.3	500.3	499.2
Depreciation and amortization expenses	1,247.0	1,011.4	980.8
General and administrative expenses	1,759.0	1,450.7	1,408.9
Restructuring Charges	224.4	153.5	0.0
Total operating expenses	21,137.4	18,643.5	17,462.2
Income from equity investees	301.2	391.4	318.2
Operating income	3,883.3	4,134.7	4,171.9
Gain resulting from acquisition of joint venture	1,376.4	0.0	0.0
Gain (Loss) on Disposition of Business	499.2	93.5	5.4
Interest income and other, net	191.4	181.8	102.6
Interest expense	(170.3)	(92.5)	(81.3)
Earnings before income taxes	5,780.0	4,317.5	4,198.6
Income Tax Expense (Benefit)	1,262.0	1,432.6	1,379.7
Net earnings including noncontrolling interests	4,518.0	2,884.9	2,818.9
Net earnings/(loss) attributable to noncontrolling interests	(0.3)	0.2	1.2
Net earnings attributable to Starbucks	$ 4,518.3	$ 2,884.7	$ 2,817.7
Earnings Per Share, Basic	$ 3.27	$ 1.99	$ 1.91
Earnings Per Share, Diluted	$ 3.24	$ 1.97	$ 1.90
Weighted average shares outstanding:
Basic	1,382.7	1,449.5	1,471.6
Diluted	1,394.6	1,461.5	1,486.7
Company-operated stores [Member]
Net Revenues:
Revenues	$ 19,690.3	$ 17,650.7	$ 16,844.1
Licensed stores [Member]
Net Revenues:
Revenues	2,652.2	2,355.0	2,154.2
Product and Service, Other [Member]
Net Revenues:
Revenues	$ 2,377.0	$ 2,381.1	$ 2,317.6