Stockholders' Equity (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
Jun. 30, 2014	Apr. 29, 2013
Stockholders Equity Note [Line Items]
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased		$ 500
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased	289.2
Stock Repurchased During Period, Shares	1.6
Stock Repurchased During Period, Value	$ 26.4

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Stock Repurchase Program, Number of Shares Authorized, Value

+ References

No definition available.

+ Details

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- Definition

Stock Repurchase Program, Remaining Shares Authorized to be Repurchased, Value

+ References

No definition available.

+ Details

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- Definition

Number of shares that have been repurchased and retired during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

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- Definition

Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

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