Earnings Per Share (Schedule Of Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Dec. 31, 2021	Jan. 01, 2021
Earnings Per Share [Abstract]
Net income	$ 399.9	$ 509.3
Weighted average shares outstanding - basic (shares)	165.1	165.4
Dilutive effect of equity based awards (shares)	1.3	1.6
Weighted average shares outstanding - diluted (shares)	166.4	167.0
Net income per share - basic (usd per share)	$ 2.42	$ 3.08
Net income per share - diluted (usd per share)	$ 2.40	$ 3.05
Anti-dilutive common stock equivalents (shares)	0.2	0.0