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Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Components of Basic and Diluted Earnings Per Share

The components of basic and diluted earnings per share are as follows:

	Three Months Ended March 31,
In millions, except per share amounts	2015				2014
Net income available for common stockholders	$	22			$	59
Weighted average outstanding shares of common stock	145.2				158.4
Dilutive effect of employee stock options, restricted stock and other stock awards	2.5				2.5
Common stock and common stock equivalents	147.7				160.9
Earnings per share:
Basic	$	0.15			$	0.37
Diluted	$	0.15			$	0.37

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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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