Earnings Per Share (Schedule Of Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended																12 Months Ended
	Sep. 29, 2017		Jun. 30, 2017		Mar. 31, 2017		Dec. 30, 2016		Sep. 30, 2016		Jul. 01, 2016		Apr. 01, 2016		Jan. 01, 2016		Sep. 29, 2017		Sep. 30, 2016		Oct. 02, 2015
Earnings Per Share [Abstract]
Net income	$ 281.3		$ 246.2		$ 224.9		$ 257.8		$ 246.8		$ 185.0		$ 208.1		$ 355.3		$ 1,010.2		$ 995.2		$ 798.3
Weighted average shares outstanding - basic																	184.3		188.7		189.5
Effect of dilutive equity based awards																	2.4		3.4		5.4
Weighted average shares outstanding - diluted																	186.7		192.1		194.9
Net income per share - basic (in dollars per share)	$ 1.53	[1]	$ 1.34	[1]	$ 1.22	[1]	$ 1.39	[1]	$ 1.33	[1]	$ 0.98	[1]	$ 1.09	[1]	$ 1.87	[1]	$ 5.48	[1]	$ 5.27	[1]	$ 4.21
Net income per share - diluted (in dollars per share)	$ 1.51	[1]	$ 1.32	[1]	$ 1.20	[1]	$ 1.38	[1]	$ 1.31	[1]	$ 0.97	[1]	$ 1.08	[1]	$ 1.82	[1]	$ 5.41	[1]	$ 5.18	[1]	$ 4.10
Anti-dilutive common stock equivalents																	0.6		1.5		0.3

[1] Earnings per share calculations for each of the quarters are based on the weighted average number of shares outstanding and included common stock equivalents in each period. Therefore, the sums of the quarters do not necessarily equal the full year earnings per share.