Equity (Impact of Reclassifications from Accumulated Other Comprehensive Income on Earnings) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 02, 2023	Jul. 03, 2022	Jul. 02, 2023	Jul. 03, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts Reclassified from AOCI, Interest income and other, net	$ 21.3	$ 19.8	$ 51.1	$ 66.0
Amounts Reclassified from AOCI, Interest expense	140.9	123.1	406.9	357.6
Amounts Reclassified from AOCI, Tax (expense)/benefit	322.4	278.5	903.4	725.9
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts Reclassified from AOCI, Total before tax	16.5	59.2	(181.5)	(109.5)
Amounts Reclassified from AOCI, Tax (expense)/benefit	(4.1)	(9.8)	25.4	18.7
Amounts Reclassified from AOCI, Net of tax	12.4	49.4	(156.1)	(90.8)
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts Reclassified from AOCI, Net of tax	(0.2)	(0.1)	(0.5)	(0.1)
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts Reclassified from AOCI, Interest income and other, net	(0.1)	(0.2)	(0.5)	(0.2)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts Reclassified from AOCI, Net of tax	6.8	46.7	141.6	83.1
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts Reclassified from AOCI, Total before tax	8.8	55.6	(161.9)	(99.0)
Accumulated Net Investment Hedge Gain (Loss) Attributable to Parent [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts Reclassified from AOCI, Net of tax	5.8	2.8	15.0	7.9
Accumulated Net Investment Hedge Gain (Loss) Attributable to Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amounts Reclassified from AOCI, Interest expense	$ 7.8	$ 3.8	$ (20.1)	$ (10.7)