Common stock repurchased in an ASR transaction

No definition available.

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- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

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- Details

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- Definition

Settlement date of the forward contract indexed to issuer's equity, in CCYY-MM-DD format.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 40

-Section 50

-Paragraph 5

-Subparagraph (a)(4)

-URI http://asc.fasb.org/extlink&oid=6445032&loc=d3e90205-114008

+ Details

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- Definition

Additional shared included in the calculation of diluted EPS as a result of the potentially dilutive effect of equity forward arrangements using the reverse treasury stock method.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 45

-Paragraph 35

-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e2366-109256

+ Details

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- Definition

Number of stock bought back by the entity at the exercise price or redemption price.

+ References

Reference 1: 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

+ 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

+ Details

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- Details

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Accelerated Share Repurchase Transactions (Detail) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Accelerated Share Repurchases
Shares acquired for treasury	$ 654	$ 1,320	$ 650
April 23, 2012 ASR
Accelerated Share Repurchases
Redemption date	Apr. 26, 2012
Shares acquired for treasury	75
Shares repurchased on repurchase date	4,838,710
Shares received from forward contract settlement	631,986
Total shares repurchased	5,470,696
Settlement date	Jun. 01, 2012
August 23, 2012 ASR
Accelerated Share Repurchases
Redemption date	Aug. 28, 2012
Shares acquired for treasury	350
Shares repurchased on repurchase date	21,531,100
Shares received from forward contract settlement	1,444,047
Total shares repurchased	22,975,147
Settlement date	Oct. 24, 2012
November 6, 2012 ASR
Accelerated Share Repurchases
Redemption date	Nov. 09, 2012
Shares acquired for treasury	125
Shares repurchased on repurchase date	7,710,761
Shares received from forward contract settlement	657,914
Total shares repurchased	8,368,675
Settlement date	Feb. 12, 2013
December 14, 2012 ASR
Accelerated Share Repurchases
Redemption date	Dec. 19, 2012
Shares acquired for treasury	100
Shares repurchased on repurchase date	6,267,410
Shares received from forward contract settlement	127,760
Total shares repurchased	6,395,170
Settlement date	Feb. 27, 2013
January 28, 2013 ASR
Accelerated Share Repurchases
Redemption date	Jan. 31, 2013
Shares acquired for treasury	125
Shares repurchased on repurchase date	6,953,028
Shares received from forward contract settlement	849,037
Total shares repurchased	7,802,065
Settlement date	Apr. 05, 2013
May 21, 2013 ASR
Accelerated Share Repurchases
Redemption date	May 24, 2013
Shares acquired for treasury	539
Shares repurchased on repurchase date	25,035,519
Shares received from forward contract settlement	4,270,250
Total shares repurchased	29,305,769
Settlement date	Oct. 01, 2013
November 13, 2013 ASR
Accelerated Share Repurchases
Redemption date	Nov. 18, 2013
Shares acquired for treasury	200
Shares repurchased on repurchase date	8,538,423
Shares received from forward contract settlement	1,132,495
Total shares repurchased	9,670,918
Settlement date	Mar. 05, 2014
December 10, 2013 ASR
Accelerated Share Repurchases
Redemption date	Dec. 13, 2013
Shares acquired for treasury	456
Shares repurchased on repurchase date	19,084,195
Shares received from forward contract settlement	2,294,932
Total shares repurchased	21,379,127
Settlement date	Mar. 31, 2014
January 28, 2014 ASR
Accelerated Share Repurchases
Redemption date	Jan. 31, 2014
Shares acquired for treasury	99
Shares repurchased on repurchase date	3,950,705
Shares received from forward contract settlement	602,109
Total shares repurchased	4,552,814
Settlement date	Mar. 31, 2014
April 28, 2014 ASR
Accelerated Share Repurchases
Redemption date	May 01, 2014
Shares acquired for treasury	150
Shares repurchased on repurchase date	6,216,480
Shares received from forward contract settlement	1,016,514
Total shares repurchased	7,232,994
Settlement date	Jul. 21, 2014
July 21, 2014 ASR
Accelerated Share Repurchases
Redemption date	Jul. 24, 2014
Shares acquired for treasury	225
Shares repurchased on repurchase date	9,352,078
Shares received from forward contract settlement	1,896,685
Total shares repurchased	11,248,763
Settlement date	Oct. 14, 2014
October 20, 2014 ASR
Accelerated Share Repurchases
Redemption date	Oct. 23, 2014
Shares acquired for treasury	$ 180
Shares repurchased on repurchase date	8,337,875
Shares received from forward contract settlement	794,245
Total shares repurchased	9,132,120
Settlement date	Jan. 08, 2015
January 22, 2015 ASR
Accelerated Share Repurchases
Redemption date	Jan. 27, 2015