Amount of cash receipt from (payment to) bank; or stock received from (issuance to) bank in the settlement of the accelerated share repurchase agreement.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 30

-Section 25

-Paragraph 5

-URI http://asc.fasb.org/extlink&oid=6405686&loc=d3e22802-112653

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- Definition

The cash outflow to reacquire common stock during the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (a)

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Amount of a stock repurchase plan authorized by an entity's Board of Directors.

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No definition available.

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Amount remaining of a stock repurchase plan authorized by an entity's Board of Directors.

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No definition available.

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- Definition

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

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

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-Topic 505

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

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Earning Per Share ("EPS") - Additional Information (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended					0 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Accelerated Share Repurchase Contract	Sep. 30, 2014 Evergreen Program	Sep. 30, 2014 Share Repurchase Program	Jan. 29, 2014 Maximum
Equity, Class of Treasury Stock [Line Items]
Share repurchase program, authorized amount						$ 500
Stock purchases, shares			6.4
Payment for share repurchase	435.0	50.0
Accelerated share repurchase agreements, contract value				74	361
Remaining amount for share repurchase program	$ 139