Consolidated Statements Of Equity (USD $) In Millions	Common Stock [Member]	Additional Paid-in Capital [Member]	Other Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Shareholders' Equity [Member]	Noncontrolling Interest [Member]	Total
Balance at Sep. 28, 2008	$ 0.7	$ 0	$ 39.4	$ 2,402.4	$ 48.4	$ 2,490.9	$ 18.3	$ 2,509.2
Balance, shares at Sep. 28, 2008	735.5
Net earnings	0	0	0	390.8	0	390.8	0.7	391.5
Unrealized holding gain/(loss), net	0	0	0	0	1.8	1.8	0	1.8
Translation adjustment, net of tax	0	0	0	0	15.2	15.2	0	15.2
Comprehensive income						407.8	0.7	408.5
Stock-based compensation expense	0	84.3	0	0	0	84.3	0	84.3
Exercise of stock options	0	35.9	0	0	0	35.9	0	35.9
Exercise of stock options, shares	4.9							7.2
Sale of common stock	0	26.8	0	0	0	26.8	0	26.8
Sale of common stock, shares	2.5
Net distributions to noncontrolling interests	0	0	0	0	0	0	(7.8)	(7.8)
Purchase of noncontrolling interests		0
Balance at Sep. 27, 2009	0.7	147.0	39.4	2,793.2	65.4	3,045.7	11.2	3,056.9
Balance, shares at Sep. 27, 2009	742.9
Net earnings	0	0	0	945.6	0	945.6	2.7	948.3
Unrealized holding gain/(loss), net	0	0	0	0	(17.0)	(17.0)	0	(17.0)
Translation adjustment, net of tax	0	0	0	0	8.8	8.8	0	8.8
Comprehensive income						937.4	2.7	940.1
Stock-based compensation expense	0	115.6	0	0	0	115.6	0	115.6
Exercise of stock options	0	137.5	0	0	0	137.5	0	137.5
Exercise of stock options, shares	10.1							9.6
Sale of common stock	0	18.5	0	0	0	18.5	0	18.5
Sale of common stock, shares	0.8
Repurchase of common stock	0	(285.6)	0	0	0	(285.6)	0	(285.6)
Repurchase of common stock, shares	(11.2)
Net distributions to noncontrolling interests	0	0	0	0	0	0	(0.8)	(0.8)
Cash dividend	0	0	0	(267.6)	0	(267.6)	0	(267.6)
Purchase of noncontrolling interests	0	(26.8)	0	0	0	(26.8)	(5.5)	(32.3)
Balance at Oct. 03, 2010	0.7	106.2	39.4	3,471.2	57.2	3,674.7	7.6	3,682.3
Balance, shares at Oct. 03, 2010	742.6							742.6
Net earnings	0	0	0	1,245.7	0	1,245.7	2.3	1,248.0
Unrealized holding gain/(loss), net	0	0	0	0	(4.4)	(4.4)	0	(4.4)
Translation adjustment, net of tax	0	0	0	0	(6.5)	(6.5)	0	(6.5)
Comprehensive income						1,234.8	2.3	1,237.1
Stock-based compensation expense	0	147.2	0	0	0	147.2	0	147.2
Exercise of stock options	0	312.5	0	0	0	312.5	0	312.5
Exercise of stock options, shares	17.3							16.1
Sale of common stock	0	19.1	0	0	0	19.1	0	19.1
Sale of common stock, shares	0.5
Repurchase of common stock	0	(555.9)	0	0	0	(555.9)	0	(555.9)
Repurchase of common stock, shares	(15.6)
Cash dividend	0	0	0	(419.5)	0	(419.5)	0	(419.5)
Purchase of noncontrolling interests	0	(28.0)	0	0	0	(28.0)	(7.5)	(35.5)
Balance at Oct. 02, 2011	$ 0.7	$ 1.1	$ 39.4	$ 4,297.4	$ 46.3	$ 4,384.9	$ 2.4	$ 4,387.3
Balance, shares at Oct. 02, 2011	744.8							744.8