Earnings Per Share (Schedule Of Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Jan. 01, 2021	Dec. 27, 2019
Earnings Per Share [Abstract]
Net income	$ 509.3	$ 257.1
Weighted average shares outstanding - basic (shares)	165.4	170.2
Dilutive effect of equity based awards (shares)	1.6	1.4
Weighted average shares outstanding - diluted (shares)	167.0	171.6
Net income per share - basic (usd per share)	$ 3.08	$ 1.51
Net income per share - diluted (usd per share)	$ 3.05	$ 1.50
Anti-dilutive common stock equivalents (shares)	0.0	0.5