Derivative Financial Instruments (Gains and Losses on Derivative Contracts Designated as Hedging Instruments Included in AOCI and Expected to be Reclassified into Earnings Within 12 months, Net of Tax) (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 01, 2023	Oct. 02, 2022	Oct. 03, 2021
Cash Flow Hedging [Member] | Interest Rate Contract [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ (3.1)
Contract Remaining Maturity (Months)	0 months
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	$ (6.6)	$ (5.8)	$ (44.8)
Cash Flow Hedging [Member] | Cross-Currency Swap [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ 0.0
Contract Remaining Maturity (Months)	14 months
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	$ (0.6)	(1.9)	4.4
Cash Flow Hedging [Member] | Foreign Currency Contract - Other [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ 25.9
Contract Remaining Maturity (Months)	34 months
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	$ 39.6	55.3	1.3
Cash Flow Hedging [Member] | Coffee Contracts [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ (70.8)
Contract Remaining Maturity (Months)	6 months
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	$ (78.1)	153.9	197.8
Cash Flow Hedging [Member] | Dairy Contracts [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ (1.8)
Contract Remaining Maturity (Months)	6 months
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	$ (1.8)	(2.6)	(0.4)
Net Investment Hedges [Member] | Cross-Currency Swap [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Included in AOCI	87.1	67.3	37.9
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ 0.0
Contract Remaining Maturity (Months)	102 months
Net Investment Hedges [Member] | Foreign Currency Contract - Other [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Included in AOCI	$ 16.0	16.1	16.0
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ 0.0
Contract Remaining Maturity (Months)	0 months
Net Investment Hedges [Member] | ForeignExchangeYenDebt [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Included in AOCI	$ 140.2	$ 125.7	$ (5.3)
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ 0.0
Contract Remaining Maturity (Months)	6 months