Condensed Consolidated Statements Of Earnings (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 31, 2013	Apr. 01, 2012	Mar. 31, 2013	Apr. 01, 2012
Net revenues:
Company-operated stores	$ 2,807.7	$ 2,521.2	$ 5,797.3	$ 5,253.0
Licensed stores	322.1	290.3	672.2	596.9
CPG, foodservice and other	426.1	384.4	885.9	781.9
Total net revenues	3,555.9	3,195.9	7,355.4	6,631.8
Cost of sales including occupancy costs	1,530.4	1,411.9	3,151.1	2,908.0
Store operating expenses	1,038.4	956.5	2,127.9	1,952.2
Other operating expenses	112.1	105.3	244.6	212.0
Depreciation and amortization expenses	153.1	137.1	302.0	271.9
General and administrative expenses	230.3	206.9	462.2	398.4
Total operating expenses	3,064.3	2,817.7	6,287.8	5,742.5
Income from equity investees	52.5	52.2	107.0	97.1
Operating income	544.1	430.4	1,174.6	986.4
Interest income and other, net	50.8	35.3	48.0	58.5
Interest expense	(6.1)	(8.8)	(12.7)	(17.4)
Earnings before income taxes	588.8	456.9	1,209.9	1,027.5
Income taxes	198.1	146.8	386.8	335.2
Net earnings including noncontrolling interests	390.7	310.1	823.1	692.3
Net earnings attributable to noncontrolling interests	0.3	0.2	0.6	0.4
Net earnings attributable to Starbucks	$ 390.4	$ 309.9	$ 822.5	$ 691.9
Earnings per share - basic	$ 0.52	$ 0.41	$ 1.10	$ 0.92
Earnings per share - diluted	$ 0.51	$ 0.40	$ 1.08	$ 0.90
Weighted average shares outstanding:
Basic	749.1	754.6	747.6	751.3
Diluted	761.3	773.3	761.3	770.9
Cash dividends declared per share	$ 0.21	$ 0.17	$ 0.42	$ 0.34