Stock-Based Compensation (Stock Options) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Sep. 30, 2014
Stock-Based Compensation [Abstract]
Number of options outstanding at October 1, 2012	72
Number of options exercised	(5)
Number of options forfeited	(3)
Number of options outstanding at September 30, 2013	64
Number of options exercisable	64
Weighted-average exercise price outstanding at October 1, 2012	$ 47.71
Weighted-average exercise price exercised	$ 41.24
Weighted-average exercise price forfeited	$ 44.60
Weighted-average exercise price outstanding at September 30, 2013	$ 48.35
Weighted-average exercise price exercisable September 30, 2013	$ 48.35
Weighted-average remaining contractual term outstanding at September 30, 2013	1 year
Weighted-average remaining contractual term exercisable September 30, 2013	1 year

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iii)

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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- Definition

Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

+ References

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- Definition

Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

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No definition available.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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- Definition

Number of share options (or share units) exercised during the current period.

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-Name Regulation S-X (SX)

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