Derivatives (Summary Of Impact Of Effective And Ineffective Portions Of Designated Hedges And Gain (Loss)) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI	$ (6.6)	$ 40.6	$ 16.9	$ 21.4
Effective Portion, Gain (Loss) Reclassified to Operations	2.5	(1.8)	8.2	(4.0)
Discontinued Operations [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) Reclassified to Operations		0.5	(1.7)	(3.0)
Ineffective Portion, Gain (Loss) to Operations		0.3	1.7	1.0
Other Non-Operating [Member] \| Net Investment Hedge [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI	(6.2)	31.1	11.5	9.3
Interest Rate Swaps [Member] \| Interest Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI		0.6	(0.6)	4.3
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	2.2	0.6
Ineffective Portion, Gain (Loss) to Operations		0.3	1.7	1.0
Commodity Swaps [Member] \| Cost of Goods Sold [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI	(0.3)	(3.1)	(1.0)	(1.9)
Effective Portion, Gain (Loss) Reclassified to Operations	(0.1)	0.1	(0.3)	0.8
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	(4.4)	3.0
Foreign Exchange Contracts [Member] \| Net Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective Portion, Gain (Loss) in OCI	(0.1)	(0.1)	(0.2)	(0.1)
Effective Portion, Gain (Loss) Reclassified to Operations			(0.1)	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	7.2	9.8
Effective Portion, Gain (Loss) Reclassified to Operations	$ 2.6	(1.9)	8.6	(4.9)
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		$ (0.3)	$ 0.5	$ (6.6)

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

+ Details

Name:	us-gaap_DerivativeInstrumentsGainLossLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4D
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624177-113959

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959

+ Details

Name:	us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- 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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-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=109977999&loc=d3e76258-113986

+ Details

Name:	us-gaap_DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e637-108580

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=109978405&loc=d3e80720-113993

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669646-108580

+ Details

Name:	us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_DisposalGroupClassificationAxis=us-gaap_SegmentDiscontinuedOperationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_OtherNonoperatingIncomeExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_NetInvestmentHedgingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_InterestExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CommodityContractMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_CostOfSalesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeContractMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_SalesRevenueNetMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: