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Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2016

Earnings Per Share [Abstract]

Summary of Computation of Basic and Diluted Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share:

	Year Ended December 31,
	2016				2015				2014
	(in millions, except share and per share amounts)
Numerator:
Net income attributable to common shareholders	$	108			$	428			$	414
Denominator:
Weighted-average common shares outstanding for basic earnings per share	165,182,290				167,285,450				168,926,733
Weighted-average effect of dilutive securities:
Employee equity awards	3,258,136				3,638,981				3,727,839
Contingent issuance of common stock	360,571				358,840				364,277
Weighted-average common shares outstanding for diluted earnings per share	168,800,997				171,283,271				173,018,849
Basic and diluted earnings per share:
Basic earnings per share	$	0.65			$	2.56			$	2.45
Diluted earnings per share	$	0.64			$	2.50			$	2.39

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- References

No definition available.

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ 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

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