Earnings Per Share (Schedule Of Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Dec. 29, 2023	Dec. 30, 2022
Earnings Per Share [Abstract]
Net income	$ 231.3	$ 309.4
Weighted average shares outstanding - basic (shares)	159.9	159.8
Dilutive effect of equity based awards (shares)	1.1	0.4
Weighted average shares outstanding - diluted (shares)	161.0	160.2
Net income per share - basic (usd per share)	$ 1.45	$ 1.94
Net income per share - diluted (usd per share)	$ 1.44	$ 1.93
Anti-dilutive common stock equivalents (shares)	0.0	1.0