Equity (Components Of Accumulated Other Comprehensive Income, Net Of Tax) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 03, 2022	Mar. 28, 2021	Apr. 03, 2022	Mar. 28, 2021	Jan. 02, 2022	Oct. 03, 2021	Dec. 27, 2020	Sep. 27, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	$ (8,761.2)	$ (7,648.3)	$ (8,761.2)	$ (7,648.3)	$ (8,450.3)	$ (5,314.5)	$ (7,904.0)	$ (7,799.4)
Net gains/(losses) in AOCI, beginning of period			147.2
Other comprehensive income/(loss)	6.8	19.6	113.1	238.3
Net gains/(losses) in AOCI, end of period	260.3		260.3
Cumulative effect of adoption of new accounting guidance				(2.2)
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	(9.0)	2.0	(9.0)	2.0	(1.2)	1.5	4.1	5.7
Net gains/(losses) recognized in OCI before reclassifications	(7.9)	(2.0)	(10.5)	(2.4)
Net (gains)/losses reclassified from AOCI to earnings	0.1	(0.1)	0.0	(1.3)
Other comprehensive income/(loss)	(7.8)	(2.1)	(10.5)	(3.7)
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	251.7	(5.7)	251.7	(5.7)	224.6	158.3	(75.5)	(82.1)
Net gains/(losses) recognized in OCI before reclassifications	52.9	73.3	129.8	78.1
Net (gains)/losses reclassified from AOCI to earnings	(25.8)	(3.5)	(36.4)	(1.7)
Other comprehensive income/(loss)	27.1	69.8	93.4	76.4
Accumulated Net Investment Hedge Gain (Loss) Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	103.0	19.6	103.0	19.6	77.1	48.6	(13.5)	11.5
Net gains/(losses) recognized in OCI before reclassifications	28.5	35.6	59.5	13.0
Net (gains)/losses reclassified from AOCI to earnings	(2.6)	(2.5)	(5.1)	(4.9)
Other comprehensive income/(loss)	25.9	33.1	54.4	8.1
Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	(85.4)	(142.2)	(85.4)	(142.2)	(47.0)	(61.2)	(61.0)	(299.7)
Net gains/(losses) recognized in OCI before reclassifications	(38.5)	(81.2)	(24.3)	157.5
Net (gains)/losses reclassified from AOCI to earnings	0.1		0.1	0.0
Other comprehensive income/(loss)	(38.4)	(81.2)	(24.2)	157.5
Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	(8,768.0)	(7,654.0)	(8,768.0)	(7,654.0)	(8,457.2)	(5,321.2)	(7,909.7)	(7,805.1)
Other comprehensive income/(loss)	6.8	19.6	113.1	238.3
Cumulative effect of adoption of new accounting guidance				(2.2)
AOCI Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	260.3	(126.3)	260.3	(126.3)	$ 253.5	$ 147.2	$ (145.9)	$ (364.6)
Net gains/(losses) recognized in OCI before reclassifications	35.0	25.7	154.5	246.2
Net (gains)/losses reclassified from AOCI to earnings	(28.2)	(6.1)	(41.4)	(7.9)
Other comprehensive income/(loss)	$ 6.8	$ 19.6	$ 113.1	238.3
Cumulative effect of adoption of new accounting guidance				$ 0.0