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Financial Instruments and Other Financing Arrangements (Narrative) (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Dec. 31, 2013 | Sep. 30, 2013
Committed Receivables Sales Facility Program |  |
Derivative [Line Items] |  |
Line of Credit Facility, Effective Date of Reduction | Oct. 15, 2013 |
Line of Credit Facility, Maximum Borrowing Capacity | $ 700 | $ 950
Pay-floating interest rate swap |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | $ 300 |

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