Equity (Components Of Accumulated Other Comprehensive Income, Net Of Tax) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Dec. 28, 2014	Dec. 29, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	$ 25.3
Other comprehensive income/(loss)	(154.1)	1.7
Net gains/(losses) in AOCI at December 28, 2014	(97.0)
Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	25.3	67.0
Net gains/(losses) recognized in OCI before reclassifications, net of tax	(79.7)	(5.8)
Net (gains)/losses reclassified from AOCI to earnings, net of tax	(42.6)	7.5
Other comprehensive income/(loss)	(122.3)	1.7
Net gains/(losses) in AOCI at December 28, 2014	(97.0)	68.7
Available-for-sale Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	(0.4)	(0.5)
Net gains/(losses) recognized in OCI before reclassifications, net of tax	(0.4)	(1.2)
Net (gains)/losses reclassified from AOCI to earnings, net of tax	(0.1)	0
Other comprehensive income/(loss)	(0.5)	(1.2)
Net gains/(losses) in AOCI at December 28, 2014	(0.9)	(1.7)
Cash Flow Hedging [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	46.3	26.8
Net gains/(losses) recognized in OCI before reclassifications, net of tax	38.8	7.9
Net (gains)/losses reclassified from AOCI to earnings, net of tax	(52.2)	7.5
Other comprehensive income/(loss)	(13.4)	15.4
Net gains/(losses) in AOCI at December 28, 2014	32.9	42.2
Net Investment Hedging [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	3.2	(12.9)
Net gains/(losses) recognized in OCI before reclassifications, net of tax	2.7	6.2
Net (gains)/losses reclassified from AOCI to earnings, net of tax	(4.6)	0
Other comprehensive income/(loss)	(1.9)	6.2
Net gains/(losses) in AOCI at December 28, 2014	1.3	(6.7)
Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains/(losses) in AOCI at beginning of period	(23.8)	53.6
Net gains/(losses) recognized in OCI before reclassifications, net of tax	(120.8)	(18.7)
Net (gains)/losses reclassified from AOCI to earnings, net of tax	14.3	0
Other comprehensive income/(loss)	(106.5)	(18.7)
Net gains/(losses) in AOCI at December 28, 2014	$ (130.3)	$ 34.9