Derivative Financial Instruments Derivative Financial Instruments (Fair Value of Outstanding Derivative Contracts) (Details) - USD ($) $ in Millions	Jun. 28, 2020	Sep. 29, 2019
Other Long-Term Assets [Member] | Designated as Hedging Instrument [Member] | Interest Rate Contract [Member]
Derivative [Line Items]
Derivative Assets	$ 0.0	$ 0.1
Other Long-Term Assets [Member] | Designated as Hedging Instrument [Member] | Cross-Currency Swap [Member]
Derivative [Line Items]
Derivative Assets	49.2	0.2
Other Long-Term Assets [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Assets	9.6	7.8
Other Long-Term Assets [Member] | Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative Assets	39.1	18.2
Prepaid Expenses and Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Assets	15.1	11.4
Prepaid Expenses and Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Coffee Contracts [Member]
Derivative [Line Items]
Derivative Assets	0.2	0.0
Prepaid Expenses and Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Dairy Contracts [Member]
Derivative [Line Items]
Derivative Assets	1.9	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	3.5	1.0
Prepaid Expenses and Other Current Assets [Member] | Not Designated as Hedging Instrument [Member] | Diesel and Other Contracts [Member]
Derivative [Line Items]
Derivative Assets	0.0	0.2
Other Long-Term Liabilities [Member] | Designated as Hedging Instrument [Member] | Interest Rate Contract [Member]
Derivative [Line Items]
Derivative Liabilities	72.3	2.6
Other Long-Term Liabilities [Member] | Designated as Hedging Instrument [Member] | Cross-Currency Swap [Member]
Derivative [Line Items]
Derivative Liabilities	6.6	9.7
Other Long-Term Liabilities [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Liabilities	1.0	0.1
Other Long-Term Liabilities [Member] | Designated as Hedging Instrument [Member] | Coffee Contracts [Member]
Derivative [Line Items]
Derivative Liabilities	0.1	0.1
Other Current Liabilities [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Liabilities	0.1	0.6
Other Current Liabilities [Member] | Designated as Hedging Instrument [Member] | Coffee Contracts [Member]
Derivative [Line Items]
Derivative Liabilities	13.9	1.0
Other Current Liabilities [Member] | Designated as Hedging Instrument [Member] | Dairy Contracts [Member]
Derivative [Line Items]
Derivative Liabilities	1.3	0.0
Other Current Liabilities [Member] | Not Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Liabilities	2.1	3.0
Other Current Liabilities [Member] | Not Designated as Hedging Instrument [Member] | Diesel and Other Contracts [Member]
Derivative [Line Items]
Derivative Liabilities	$ 3.9	$ 1.1