Other Intangible Assets - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Mar. 25, 2023	Mar. 26, 2022	Mar. 25, 2023	Mar. 26, 2022
Finite-Lived Intangible Assets [Line Items]
Useful life of intangible assets			5 years
Estimated annual amortization expense related to acquired intangible assets 2023	$ 35.0		$ 35.0
Estimated annual amortization expense related to acquired intangible assets 2024	35.0		35.0
Estimated annual amortization expense related to acquired intangible assets 2025	35.0		35.0
Estimated annual amortization expense related to acquired intangible assets 2026	26.0		26.0
Estimated annual amortization expense related to acquired intangible assets 2027	26.0		$ 26.0
Marketing-related intangible assets
Finite-Lived Intangible Assets [Line Items]
Weighted average remaining lives of acquired intangible assets			2 years
Customer-related intangible assets
Finite-Lived Intangible Assets [Line Items]
Weighted average remaining lives of acquired intangible assets			12 years
Other acquired intangible assets
Finite-Lived Intangible Assets [Line Items]
Weighted average remaining lives of acquired intangible assets			6 years
Minimum
Finite-Lived Intangible Assets [Line Items]
Weighted average remaining lives of acquired intangible assets			2 years
Maximum
Finite-Lived Intangible Assets [Line Items]
Weighted average remaining lives of acquired intangible assets			25 years
Selling, general and administrative expenses
Finite-Lived Intangible Assets [Line Items]
Amortization expense for intangibles	$ 8.9	$ 7.8	$ 17.9	$ 14.7