Derivative Financial Instruments Derivative Financial Instruments (Fair Value of Outstanding Derivative Contracts) (Details) - USD ($) $ in Millions	Mar. 30, 2025	Sep. 29, 2024
Prepaid Expenses and Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Cross-Currency Swap [Member]
Derivative [Line Items]
Derivative Assets	$ 28.9	$ 3.9
Prepaid Expenses and Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Dairy Contracts [Member]
Derivative [Line Items]
Derivative Assets	0.0	0.8
Prepaid Expenses and Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Assets	21.1	1.9
Prepaid Expenses and Other Current Assets [Member] | Not Designated as Hedging Instrument [Member] | Dairy Contracts [Member]
Derivative [Line Items]
Derivative Assets	0.0	0.3
Prepaid Expenses and Other Current Assets [Member] | Not Designated as Hedging Instrument [Member] | Diesel and Other Contracts [Member]
Derivative [Line Items]
Derivative Assets	0.1	0.0
Prepaid Expenses and Other Current Assets [Member] | Not Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Assets	1.1	1.8
Other Long-Term Assets [Member] | Designated as Hedging Instrument [Member] | Cross-Currency Swap [Member]
Derivative [Line Items]
Derivative Assets	258.5	177.4
Other Long-Term Assets [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Assets	13.2	1.7
Other Current Liabilities [Member] | Designated as Hedging Instrument [Member] | Cross-Currency Swap [Member]
Derivative [Line Items]
Derivative Liabilities	0.0	21.7
Other Current Liabilities [Member] | Designated as Hedging Instrument [Member] | Dairy Contracts [Member]
Derivative [Line Items]
Derivative Liabilities	0.1	0.0
Other Current Liabilities [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Liabilities	0.1	4.7
Other Current Liabilities [Member] | Not Designated as Hedging Instrument [Member] | Diesel and Other Contracts [Member]
Derivative [Line Items]
Derivative Liabilities	0.3	0.3
Other Current Liabilities [Member] | Not Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Liabilities	0.4	2.5
Other Long-Term Liabilities [Member] | Designated as Hedging Instrument [Member] | Cross-Currency Swap [Member]
Derivative [Line Items]
Derivative Liabilities	0.0	33.3
Other Long-Term Liabilities [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Liabilities	0.0	4.1
Other Long-Term Liabilities [Member] | Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative Liabilities	22.4	19.2
Other Long-Term Liabilities [Member] | Not Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Liabilities	$ 0.0	$ 0.1