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Share Repurchases (Tables)

12 Months Ended

Dec. 31, 2015

Equity [Abstract]

Schedule of shares repurchased

Shares of treasury stock

Shares and dollars in millions	Shares			Amount
Balance at December 31, 2013	25.7			$	610
Treasury stock acquired, net of ESPP shares issued	3.9			102
Balance at December 31, 2014	29.6			712
Treasury stock acquired, net of ESPP shares issued	3.4			57
Balance at December 31, 2015	33.0			$	769

The table below presents information on our annual share repurchases activity under these programs:

	Year Ending December 31, 2015
	Number of Shares			Average Price per Share				Dollars in Millions
Repurchases under the $350 million authorized share repurchase program	2,992,687			$	17.43			$	52
Repurchases under the existing share maintenance program	466,974			15.43				7
Withheld to cover shares	182,964			16.98				3
Total	3,642,625			$	17.15			$	62
	Year Ending December 31, 2014
	Number of Shares			Average Price per Share				Dollars in Millions
Repurchases under the $350 million authorized share repurchase program	3,374,479			$	26.13			$	88
Repurchases under the existing share maintenance program	593,042			26.07				16
Withheld to cover shares	73,557			27.69				2
Total	4,041,078			$	26.15			$	106

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- References

No definition available.

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- Definition

Tabular disclosure of treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23285-112656

Reference 3: 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

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23309-112656

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