Earnings Per Share (Schedule Of Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended						9 Months Ended
	Jun. 28, 2019	Mar. 29, 2019	Dec. 28, 2018	Jun. 29, 2018	Mar. 30, 2018	Dec. 29, 2017	Jun. 28, 2019	Jun. 29, 2018
Earnings Per Share [Abstract]
Net income	$ 144.1	$ 214.0	$ 284.9	$ 286.5	$ 276.0	$ 70.4	$ 643.0	$ 632.9
Weighted average shares outstanding - basic (shares)	172.6			181.2			174.3	182.3
Dilutive effect of equity based awards (shares)	0.8			1.6			0.9	1.9
Weighted average shares outstanding - diluted (shares)	173.4			182.8			175.2	184.2
Net income per share - basic (usd per share)	$ 0.83			$ 1.58			$ 3.69	$ 3.47
Net income per share - diluted (usd per share)	$ 0.83			$ 1.57			$ 3.67	$ 3.44
Anti-dilutive common stock equivalents (shares)	1.0			0.2			1.5	0.2