Significant Accounting Policies And Practices (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2016
Significant Accounting Policies And Practices [Abstract]
Debt issuance costs	$ 57.6	$ 76.1
Shipping and handling costs	251.2	224.6	$ 226.5
Advertising costs	26.0	21.6	23.4
Exchange losses on foreign currency transactions	$ 7.1	$ 5.9	$ 6.9
Percentage greater than the largest amount of recognized income tax positions which likely of being realized	50.00%

Percentage Greater Than The Largest Amount Of Recognized Income Tax Positions Which Likely Of Being Realized

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- Definition

Shipping And Handling Costs Include Incurred Costs With Third Party Carriers

+ References

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- Definition

Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 720
-SubTopic 35
-Section 50
-Paragraph 1
-Subparagraph (b)
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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Section 45
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Amount before tax of foreign currency transaction realized gain (loss) recognized in the income statement.

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