Derivative Financial Instruments Derivative Financial Instruments (Fair Value of Outstanding Derivative Contracts) (Details) - USD ($) $ in Millions	Mar. 29, 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	67.6	0.2
Other Long-Term Assets [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Assets	16.7	7.8
Other Long-Term Assets [Member] | Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative Assets	42.5	18.2
Prepaid Expenses and Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Assets	22.7	11.4
Prepaid Expenses and Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Coffee Contracts [Member]
Derivative [Line Items]
Derivative Assets	1.0	0.0
Prepaid Expenses and Other Current Assets [Member] | Designated as Hedging Instrument [Member] | Dairy Contracts [Member]
Derivative [Line Items]
Derivative Assets	1.3	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	5.1	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	67.0	2.6
Other Long-Term Liabilities [Member] | Designated as Hedging Instrument [Member] | Cross-Currency Swap [Member]
Derivative [Line Items]
Derivative Liabilities	6.0	9.7
Other Long-Term Liabilities [Member] | Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Liabilities	0.4	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	4.5	1.0
Other Current Liabilities [Member] | Designated as Hedging Instrument [Member] | Dairy Contracts [Member]
Derivative [Line Items]
Derivative Liabilities	6.9	0.0
Other Current Liabilities [Member] | Not Designated as Hedging Instrument [Member] | Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative Liabilities	3.4	3.0
Other Current Liabilities [Member] | Not Designated as Hedging Instrument [Member] | Diesel and Other Contracts [Member]
Derivative [Line Items]
Derivative Liabilities	$ 7.4	$ 1.1