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
	Sep. 29, 2019	Sep. 30, 2018	Oct. 01, 2017
Cash Flow Hedging [Member] | Interest Rate Contract [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Included in AOCI	$ 0.5	$ 24.7	$ 17.6
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ 2.4
Contract Remaining Maturity (Months)	157 months
Cash Flow Hedging [Member] | Cross-Currency Swap [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Included in AOCI	$ (1.4)	(12.6)	(6.0)
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ 0.0
Contract Remaining Maturity (Months)	62 months
Cash Flow Hedging [Member] | Foreign Currency Contract - Other [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Included in AOCI	$ 12.9	5.8	(9.1)
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ 7.8
Contract Remaining Maturity (Months)	36 months
Cash Flow Hedging [Member] | Coffee Contracts [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Included in AOCI	$ (1.0)	(0.2)	(6.6)
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ (0.2)
Contract Remaining Maturity (Months)	27 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	16.0	16.2
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ 0.0
Contract Remaining Maturity (Months)	0 days
Net Investment Hedges [Member] | ForeignExchangeYenDebt [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Net Gains/(Losses) Included in AOCI	$ (26.1)	$ 3.6	$ (2.2)
Net Gains/(Losses) Expected to be Reclassified from AOCI into Earnings within 12 Months	$ 0.0
Contract Remaining Maturity (Months)	54 months