Financial Instruments (Fair Value of Derivative Instruments) (Details) (USD $)
In Millions, unless otherwise specified |
Sep. 30, 2014
|
Sep. 30, 2013
|
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Derivative [Line Items] | ||
Total Derivatives, Assets | $ 171.7 | $ 125.9 |
Total Derivatives, Liabilities | 85.9 | 41.3 |
Designated as Hedging Instrument [Member]
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Derivative [Line Items] | ||
Total Derivatives, Assets | 165.1 | 116.3 |
Total Derivatives, Liabilities | 84.0 | 39.8 |
Designated as Hedging Instrument [Member] | Other Receivables [Member] | Interest rate management contract [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Assets | 21.1 | 0 |
Designated as Hedging Instrument [Member] | Other Receivables [Member] | Forward Exchange Contracts [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Assets | 78.9 | 52.2 |
Designated as Hedging Instrument [Member] | Other Noncurrent Assets [Member] | Interest rate management contract [Member]
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Derivative [Line Items] | ||
Total Derivatives, Assets | 54.6 | 35.4 |
Designated as Hedging Instrument [Member] | Other Noncurrent Assets [Member] | Forward Exchange Contracts [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Assets | 10.5 | 28.7 |
Designated as Hedging Instrument [Member] | Accrued Liabilities [Member] | Interest rate management contract [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Liabilities | 18.8 | 3.5 |
Designated as Hedging Instrument [Member] | Accrued Liabilities [Member] | Forward Exchange Contracts [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Liabilities | 61.8 | 22.5 |
Designated as Hedging Instrument [Member] | Other Noncurrent Liabilities [Member] | Interest rate management contract [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Liabilities | 0.3 | 6.1 |
Designated as Hedging Instrument [Member] | Other Noncurrent Liabilities [Member] | Forward Exchange Contracts [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Liabilities | 3.1 | 7.7 |
Hedges Not Designated [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Assets | 6.6 | 9.6 |
Total Derivatives, Liabilities | 1.9 | 1.5 |
Hedges Not Designated [Member] | Other Receivables [Member] | Interest rate management contract [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Assets | 2.6 | 0 |
Hedges Not Designated [Member] | Other Receivables [Member] | Forward Exchange Contracts [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Assets | 4.0 | 9.6 |
Hedges Not Designated [Member] | Accrued Liabilities [Member] | Interest rate management contract [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Liabilities | 0 | 0 |
Hedges Not Designated [Member] | Accrued Liabilities [Member] | Forward Exchange Contracts [Member]
|
||
Derivative [Line Items] | ||
Total Derivatives, Liabilities | $ 1.9 | $ 1.5 |