Debt Instrument, Remaining Authorized Repurchase Amount

No definition available.

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- Details

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Definition

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

+ Details

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- Definition

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

+ 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 FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 30

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655

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Balance Type:	debit
Period Type:	duration

- Details

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- Details

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Shareowners' Equity - Equity and Equity-Linked Repurchase Authorization (Details) (USD $) Share data in Millions, unless otherwise specified	3 Months Ended	6 Months Ended
	Mar. 31, 2015	Mar. 31, 2015	Sep. 30, 2014	Jun. 30, 2014	Feb. 28, 2015
Class of Stock [Line Items]
Shares of common stock repurchased	1.2us-gaap_TreasuryStockSharesAcquired
Repurchase of common stock	$ 16,000,000	$ 16,000,000
Equity and Equity-Linked Securities (Including Convertible Debt Securities) \| M2016 Strategy
Class of Stock [Line Items]
Authorized repurchase of securities			40,000,000	210,000,000
Convertible Notes Payable \| 4.0 percent convertible notes due 2027
Class of Stock [Line Items]
Principal amount of convertible notes repurchased	15,000,000	15,000,000			15,000,000
Interest rate	4.00%	4.00%	4.00%		4.00%
Repurchase amount, debt	16,000,000	16,000,000
Remaining authorized repurchase amount available	$ 179,000,000	$ 179,000,000