Consolidated Statements of Equity - USD ($) shares in Millions, $ in Millions	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Shareholders' Equity [Member]	Noncontrolling Interest [Member]
Common stock, Shares at Sep. 28, 2014		749.5
Balance, Amount at Sep. 28, 2014	$ 5,273.7	$ 0.7	$ 39.4	$ 5,206.6	$ 25.3	$ 5,272.0	$ 1.7
Net earnings	2,759.3	0.0	0.0	2,757.4	0.0	2,757.4	1.9
Other comprehensive income/(loss)	(224.7)				(193.6)	(193.6)	(31.1)
Stock-based compensation expense	211.7	$ 0.0	211.7	0.0	0.0	211.7	0.0
Exercise of stock options/vesting of RSUs, including tax benefit, Shares		14.6
Exercise of stock options/vesting of RSUs, including tax benefit, Amount	224.4	$ 0.0	224.4	0.0	0.0	224.4	0.0
Sale of common stock, including tax benefit, Shares		0.6
Sale of common stock, including tax benefit, Amount	23.5	$ 0.0	23.5	0.0	0.0	23.5	0.0
Repurchase of common stock, Shares		(29.0)
Repurchase of common stock, Amount	(1,431.8)	$ 0.0	(459.6)	(972.2)	0.0	(1,431.8)	0.0
Cash dividends declared	(1,016.2)	0.0	0.0	(1,016.2)	0.0	(1,016.2)	0.0
Two-for-one stock split, Amount		$ 749.4		(0.8)
Noncontrolling interest resulting from acquisition	411.1						411.1
Common stock, Shares at Sep. 27, 2015		1,485.1
Balance, Amount at Sep. 27, 2015	5,819.8	$ 1.5	41.1	5,974.8	(199.4)	5,818.0	1.8
Two-for-one stock split, shares		0.8
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	(411.1)		1.7		(31.1)	(29.4)	(381.7)
Net earnings	2,818.9	$ 0.0	0.0	2,817.7	0.0	2,817.7	1.2
Other comprehensive income/(loss)	91.0				91.0	91.0	0.0
Stock-based compensation expense	219.6	$ 0.0	219.6	0.0	0.0	219.6	0.0
Exercise of stock options/vesting of RSUs, including tax benefit, Shares		9.8
Exercise of stock options/vesting of RSUs, including tax benefit, Amount	153.0	$ 0.0	153.0	0.0	0.0	153.0	0.0
Sale of common stock, including tax benefit, Shares		0.5
Sale of common stock, including tax benefit, Amount	26.5	$ 0.0	26.5	0.0	0.0	26.5	0.0
Repurchase of common stock, Shares		(34.9)
Repurchase of common stock, Amount	(1,995.6)	$ 0.0	(399.1)	(1,596.5)	0.0	(1,995.6)	0.0
Cash dividends declared	(1,246.2)	$ 0.0	0.0	(1,246.2)	0.0	(1,246.2)	0.0
Noncontrolling interest resulting from acquisition	$ 3.7						3.7
Common stock, Shares at Oct. 02, 2016	1,460.5	1,460.5
Balance, Amount at Oct. 02, 2016	$ 5,890.7	$ 1.5	41.1	5,949.8	(108.4)	5,884.0	6.7
Net earnings	2,884.9	0.0	0.0	2,884.7	0.0	2,884.7	0.2
Other comprehensive income/(loss)	(47.2)				(47.2)	(47.2)	0.0
Stock-based compensation expense	177.9	$ 0.0	177.9	0.0	0.0	177.9	0.0
Exercise of stock options/vesting of RSUs, including tax benefit, Shares		8.1
Exercise of stock options/vesting of RSUs, including tax benefit, Amount	$ 117.0	$ 0.0	117.0	0.0	0.0	117.0	0.0
Sale of common stock, including tax benefit, Shares	0.5	0.5
Sale of common stock, including tax benefit, Amount	$ 28.7	$ 0.0	28.7	0.0	0.0	28.7	0.0
Repurchase of common stock, Shares		(37.5)
Repurchase of common stock, Amount	(2,079.1)	$ (0.1)	(323.6)	(1,755.4)	0.0	(2,079.1)	0.0
Cash dividends declared	$ (1,515.9)	$ 0.0	0.0	(1,515.9)	0.0	(1,515.9)	0.0
Common stock, Shares at Oct. 01, 2017	1,431.6	1,431.6
Balance, Amount at Oct. 01, 2017	$ 5,457.0	$ 1.4	$ 41.1	$ 5,563.2	$ (155.6)	$ 5,450.1	$ 6.9