Equity (Components Of Accumulated Other Comprehensive Income, Net Of Tax) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 29, 2015	Mar. 30, 2014	Mar. 29, 2015	Mar. 30, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period			$ 25.3
Other comprehensive income/(loss)	11.9	(4.4)	(142.2)	(2.7)
Net gains/(losses) in AOCI at end of period	(116.9)		(116.9)
Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	(97.0)	68.7	25.3	67.0
Net gains/(losses) recognized in OCI before reclassifications	8.3	(3.2)	(72.1)	(9.0)
Net (gains)/losses reclassified from AOCI to earnings	3.6	(1.2)	(39.0)	6.3
Other comprehensive income/(loss)	11.9	(4.4)	(111.1)	(2.7)
Purchase of noncontrolling interests	31.8		31.1
Net gains/(losses) in AOCI at end of period	(116.9)	64.3	(116.9)	64.3
Available-for-sale Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	(0.9)	(1.7)	(0.4)	(0.5)
Net gains/(losses) recognized in OCI before reclassifications	1.7	0.7	1.3	(0.5)
Net (gains)/losses reclassified from AOCI to earnings	(0.4)	0.2	(0.5)	0.2
Other comprehensive income/(loss)	1.3	0.9	0.8	(0.3)
Purchase of noncontrolling interests	0		0
Net gains/(losses) in AOCI at end of period	0.4	(0.8)	0.4	(0.8)
Cash Flow Hedging [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	32.9	42.2	46.3	26.8
Net gains/(losses) recognized in OCI before reclassifications	9.7	6.0	48.5	13.9
Net (gains)/losses reclassified from AOCI to earnings	4.0	(1.4)	(48.2)	6.1
Other comprehensive income/(loss)	13.7	4.6	0.3	20.0
Purchase of noncontrolling interests	0		0
Net gains/(losses) in AOCI at end of period	46.6	46.8	46.6	46.8
Net Investment Hedging [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	1.3	(6.7)	3.2	(12.9)
Net gains/(losses) recognized in OCI before reclassifications	0	(2.5)	2.7	3.7
Net (gains)/losses reclassified from AOCI to earnings	0	0	(4.6)	0
Other comprehensive income/(loss)	0	(2.5)	(1.9)	3.7
Purchase of noncontrolling interests	0		0
Net gains/(losses) in AOCI at end of period	1.3	(9.2)	1.3	(9.2)
Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	(130.3)	34.9	(23.8)	53.6
Net gains/(losses) recognized in OCI before reclassifications	(3.1)	(7.4)	(124.6)	(26.1)
Net (gains)/losses reclassified from AOCI to earnings	0	0	14.3	0
Other comprehensive income/(loss)	(3.1)	(7.4)	(110.3)	(26.1)
Purchase of noncontrolling interests	31.8		31.1
Net gains/(losses) in AOCI at end of period	$ (165.2)	$ 27.5	$ (165.2)	$ 27.5