Amount of income (loss) for proportionate share of equity method investee's income (loss).

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Name:	us-gaap_IncomeLossFromEquityMethodInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Segment Reporting (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 02, 2023	Apr. 03, 2022	Apr. 02, 2023	Apr. 03, 2022
Segment Reporting Information [Line Items]
Segment Reporting, Factors Used to Identify Entity's Reportable Segments			Segment information is prepared on the same basis that our chief executive officer, who is our chief operating decision maker, manages the segments, evaluates financial results and makes key operating decisions.
Income (Loss) from Equity Method Investments	$ 51.4	$ 49.1	$ 109.2	$ 89.4
Operating Segments [Member] \| Channel Development [Member]
Segment Reporting Information [Line Items]
Income (Loss) from Equity Method Investments	50.6	$ 48.5	$ 108.0	88.1
Operating Segments [Member] \| Corporate and Other [Member]
Segment Reporting Information [Line Items]
Income (Loss) from Equity Method Investments	$ 0.0			$ 0.0