Aggregate dividends declared during the period for each share of common stock outstanding.

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Date the declared dividend will be paid, in YYYY-MM-DD format.

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Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.

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Stockholders' Equity (Dividends) (Details) - USD ($) $ / shares in Units, $ in Millions				3 Months Ended								12 Months Ended
	Dec. 12, 2023	Nov. 21, 2023	Nov. 02, 2023	Sep. 29, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 30, 2022	Sep. 30, 2022	Jul. 01, 2022	Apr. 01, 2022	Dec. 31, 2021	Sep. 29, 2023	Sep. 30, 2022
Subsequent Event [Line Items]
Cash dividends declared and paid per share (in dollars per share)				$ 0.68	$ 0.62	$ 0.62	$ 0.62	$ 0.62	$ 0.56	$ 0.56	$ 0.56	$ 2.54	$ 2.30
Cash dividends declared and paid				$ 108.5	$ 98.7	$ 98.6	$ 99.4	$ 99.4	$ 90.0	$ 91.2	$ 92.5	$ 405.2	$ 373.1
Dividend Declared [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Dividends payable, date declared			Nov. 02, 2023
Cash dividends declared and paid per share (in dollars per share)			$ 0.68
Dividends payable, date to be paid	Dec. 12, 2023
Dividends payable, date of record		Nov. 21, 2023