Derivatives (Summary Of Impact Of Effective And Ineffective Portions Of Cash Flow Hedges And Gain (Loss) Recognized) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI	$ 40.6	$ (44.3)	$ 21.4	$ (11.1)
Effective Portion, Gain (Loss) Reclassified to Operations	(0.1)	0.3	0.3	0.6
Discontinued Operations [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) Reclassified to Operations	(1.2)	2.0	(7.3)	10.6
Ineffective Portion, Gain (Loss) to Operations	0.3		1.0
Other Non-Operating [Member] \| Net Investment Hedge [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI	31.1	(32.6)	9.3	(9.3)
Interest Rate Swaps [Member] \| Interest Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI	0.6	(1.1)	4.3	(1.0)
Interest Rate Swaps [Member] \| Interest Expense [Member] \| Discontinued Operations [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) Reclassified to Operations	0.3	(0.3)	0.6	(1.0)
Ineffective Portion, Gain (Loss) to Operations	0.3		1.0
Commodity Swaps [Member] \| Cost of Goods Sold [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI	(3.1)	(0.5)	(1.9)	3.3
Effective Portion, Gain (Loss) Reclassified to Operations	0.1	0.1	0.8	0.4
Commodity Swaps [Member] \| Cost of Goods Sold [Member] \| Discontinued Operations [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) Reclassified to Operations	0.5	1.2	3.0	3.4
Foreign Exchange Contracts [Member] \| Net Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI	(0.1)	0.2	(0.1)	0.3
Effective Portion, Gain (Loss) Reclassified to Operations			0.1
Foreign Exchange Contracts [Member] \| Cost of Goods Sold [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI	12.1	(10.3)	9.8	(4.4)
Effective Portion, Gain (Loss) Reclassified to Operations	(0.2)	0.2	(0.6)	0.2
Foreign Exchange Contracts [Member] \| Cost of Goods Sold [Member] \| Discontinued Operations [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) Reclassified to Operations	$ (2.0)	$ 1.1	$ (10.9)	$ 8.2

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- Definition

The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4D
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624177-113959

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- Definition

The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 25
-Section 50
-Paragraph 1
-Subparagraph (a)(1),(2)
-URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986

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- Definition

The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

+ References

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