Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Sep. 27, 2020	Sep. 29, 2019	Sep. 30, 2018
Net Revenues:
Revenues	$ 23,518.0	$ 26,508.6	$ 24,719.5
Product and distribution costs	7,694.9	8,526.9	7,930.7
Store operating expenses	10,764.0	10,493.6	9,472.2
Other operating expenses	430.3	371.0	554.9
Depreciation and amortization expenses	1,431.3	1,377.3	1,247.0
General and administrative expenses	1,679.6	1,824.1	1,708.2
Restructuring and impairments	278.7	135.8	224.4
Total operating expenses	22,278.8	22,728.7	21,137.4
Income from equity investees	322.5	298.0	301.2
Operating income	1,561.7	4,077.9	3,883.3
Gain resulting from acquisition of joint venture	0.0	0.0	1,376.4
Net gain resulting from divestiture of certain retail operations	0.0	622.8	499.2
Interest income and other, net	39.7	96.5	191.4
Interest expense	(437.0)	(331.0)	(170.3)
Earnings before income taxes	1,164.4	4,466.2	5,780.0
Income tax expense	239.7	871.6	1,262.0
Net earnings including noncontrolling interests	924.7	3,594.6	4,518.0
Net loss attributable to noncontrolling interest	(3.6)	(4.6)	(0.3)
Net earnings attributable to Starbucks	$ 928.3	$ 3,599.2	$ 4,518.3
Earnings Per Share, Basic	$ 0.79	$ 2.95	$ 3.27
Earnings/(loss) Per Share, Diluted	$ 0.79	$ 2.92	$ 3.24
Weighted average shares outstanding:
Basic	1,172.8	1,221.2	1,382.7
Diluted	1,181.8	1,233.2	1,394.6
Product and Service, Other [Member]
Net Revenues:
Revenues	$ 2,026.3	$ 2,089.2	$ 2,377.0
Company-operated stores [Member]
Net Revenues:
Revenues	19,164.6	21,544.4	19,690.3
Licensed stores [Member]
Net Revenues:
Revenues	$ 2,327.1	$ 2,875.0	$ 2,652.2